From 7a7d1afbecdd169ef6974bcaa488ecf4212c406b Mon Sep 17 00:00:00 2001
From: Arnaud Dagnelies <arnaud.dagnelies@gmail.com>
Date: Tue, 2 Jan 2024 15:34:01 +0000
Subject: [PATCH] added "verbose" flag

---
 README.md                |  5 +++--
 demos/example-cdn.html   |  2 +-
 dist/webauthn.min.js     |  2 +-
 dist/webauthn.min.js.map |  6 +++---
 package-lock.json        |  4 ++--
 package.json             |  2 +-
 src/authenticators.ts    |  4 ++--
 src/server.ts            | 24 ++++++++++++++++--------
 8 files changed, 29 insertions(+), 20 deletions(-)

diff --git a/README.md b/README.md
index fdf504d..f125392 100644
--- a/README.md
+++ b/README.md
@@ -50,7 +50,7 @@ import * as webauthn from '@passwordless-id/webauthn'
 
 ```html
 <script type="module">
-  import { client } from 'https://unpkg.com/@passwordless-id/webauthn@1.3.2/dist/webauthn.min.js'
+  import { client } from 'https://unpkg.com/@passwordless-id/webauthn@1.3.3/dist/webauthn.min.js'
 </script>
 ```
 ### Import
@@ -310,7 +310,8 @@ const expected = {
     challenge: async (challenge) => { /* async call to DB for example */ return true },
     origin: (origin) => listOfAllowedOrigins.includes(origin),
     userVerified: true, // no function allowed here
-    counter: 123  // optional, no function allowed here
+    counter: 123,  // optional, no function allowed here
+    verbose: true, // optional, enables debug logs containing sensitive information
 }
 ```
 
diff --git a/demos/example-cdn.html b/demos/example-cdn.html
index dec6f3d..03316e7 100644
--- a/demos/example-cdn.html
+++ b/demos/example-cdn.html
@@ -10,7 +10,7 @@
 
 
 <script type="module">
-import { client } from 'https://unpkg.com/@passwordless-id/webauthn@1.3.2/dist/webauthn.min.js'
+import { client } from 'https://unpkg.com/@passwordless-id/webauthn@1.3.3/dist/webauthn.min.js'
 
 window.register = async function() {
 	console.log('Registering...')
diff --git a/dist/webauthn.min.js b/dist/webauthn.min.js
index f06d2c6..8954b96 100644
--- a/dist/webauthn.min.js
+++ b/dist/webauthn.min.js
@@ -1,2 +1,2 @@
-var N=Object.defineProperty;var l=(e,a)=>{for(var t in a)N(e,t,{get:a[t],enumerable:!0})};var D={};l(D,{authenticate:()=>k,isAvailable:()=>U,isLocalAuthenticator:()=>S,register:()=>v});var s={};l(s,{bufferToHex:()=>p,concatenateBuffers:()=>m,isBase64url:()=>h,parseBase64url:()=>d,parseBuffer:()=>B,randomChallenge:()=>R,sha256:()=>f,toBase64url:()=>o,toBuffer:()=>u});function R(){return crypto.randomUUID()}function u(e){return Uint8Array.from(e,a=>a.charCodeAt(0)).buffer}function B(e){return String.fromCharCode(...new Uint8Array(e))}function h(e){return e.match(/^[a-zA-Z0-9\-_]+=*$/)!==null}function o(e){return btoa(B(e)).replaceAll("+","-").replaceAll("/","_")}function d(e){return e=e.replaceAll("-","+").replaceAll("_","/"),u(atob(e))}async function f(e){return await crypto.subtle.digest("SHA-256",e)}function p(e){return[...new Uint8Array(e)].map(a=>a.toString(16).padStart(2,"0")).join("")}function m(e,a){var t=new Uint8Array(e.byteLength+a.byteLength);return t.set(new Uint8Array(e),0),t.set(new Uint8Array(a),e.byteLength),t}function U(){return!!window.PublicKeyCredential}async function S(){return await PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable()}async function H(e){if(e==="local")return"platform";if(e==="roaming"||e==="extern")return"cross-platform";if(e!=="both")try{return await S()?"platform":"cross-platform"}catch{return}}function V(e){switch(e){case-7:return"ES256";case-257:return"RS256";default:throw new Error(`Unknown algorithm code: ${e}`)}}async function v(e,a,t){if(t=t??{},!h(a))throw new Error("Provided challenge is not properly encoded in Base64url");let i={challenge:d(a),rp:{id:window.location.hostname,name:window.location.hostname},user:{id:t.userHandle?u(t.userHandle):await f(new TextEncoder().encode("passwordless.id-user:"+e)),name:e,displayName:e},pubKeyCredParams:[{alg:-7,type:"public-key"},{alg:-257,type:"public-key"}],timeout:t.timeout??6e4,authenticatorSelection:{userVerification:t.userVerification??"required",authenticatorAttachment:await H(t.authenticatorType??"auto"),residentKey:t.discoverable??"preferred",requireResidentKey:t.discoverable==="required"},attestation:t.attestation?"direct":"none"};t.debug&&console.debug(i);let r=await navigator.credentials.create({publicKey:i});t.debug&&console.debug(r);let n=r.response,c={username:e,credential:{id:r.id,publicKey:o(n.getPublicKey()),algorithm:V(r.response.getPublicKeyAlgorithm())},authenticatorData:o(n.getAuthenticatorData()),clientData:o(n.clientDataJSON)};return t.attestation&&(c.attestationData=o(n.attestationObject)),c}async function M(e){let a=["internal"],t=["hybrid","usb","ble","nfc"];if(e==="local")return a;if(e=="roaming"||e==="extern")return t;if(e==="both")return[...a,...t];try{return await S()?a:t}catch{return[...a,...t]}}async function k(e,a,t){if(t=t??{},!h(a))throw new Error("Provided challenge is not properly encoded in Base64url");let i=await M(t.authenticatorType??"auto"),r={challenge:d(a),rpId:window.location.hostname,allowCredentials:e.map(b=>({id:d(b),type:"public-key",transports:i})),userVerification:t.userVerification??"required",timeout:t.timeout??6e4};t.debug&&console.debug(r);let n=await navigator.credentials.get({publicKey:r,mediation:t.mediation});t.debug&&console.debug(n);let c=n.response;return{credentialId:n.id,authenticatorData:o(c.authenticatorData),clientData:o(c.clientDataJSON),signature:o(c.signature)}}var C={};l(C,{verifyAuthentication:()=>X,verifyRegistration:()=>J,verifySignature:()=>x});var P={};l(P,{parseAttestation:()=>T,parseAuthentication:()=>w,parseAuthenticator:()=>F,parseClient:()=>I,parseRegistration:()=>O});var A={"ea9b8d66-4d01-1d21-3ce4-b6b48cb575d4":"Google Password Manager","adce0002-35bc-c60a-648b-0b25f1f05503":"Chrome on 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Good luck with that one!"}function w(e){return{username:e.username,credential:e.credential,client:F(e.clientData),authenticator:O(e.authenticatorData),attestation:e.attestationData?x(e.attestationData):null}}function P(e){return{credentialId:e.credentialId,client:F(e.clientData),authenticator:O(e.authenticatorData),signature:e.signature}}async function J(e,a){if(typeof e=="function"){let t=e(a);return t instanceof Promise?await t:t}return e===a}async function A(e,a){return!await J(e,a)}async function X(e,a){let t=w(e);if(t.client.challenge,t.client.type!=="webauthn.create")throw new Error(`Unexpected ClientData type: ${t.client.type}`);if(await A(a.origin,t.client.origin))throw new Error(`Unexpected ClientData origin: ${t.client.origin}`);if(await A(a.challenge,t.client.challenge))throw new Error(`Unexpected ClientData challenge: ${t.client.challenge}`);return t}async function q(e,a,t){if(e.credentialId!==a.id)throw new Error(`Credential ID mismatch: ${e.credentialId} vs ${a.id}`);if(!await N({algorithm:a.algorithm,publicKey:a.publicKey,authenticatorData:e.authenticatorData,clientData:e.clientData,signature:e.signature,verbose:t.verbose}))throw new Error(`Invalid signature: ${e.signature}`);let r=P(e);if(r.client.type!=="webauthn.get")throw new Error(`Unexpected clientData type: ${r.client.type}`);if(await A(t.origin,r.client.origin))throw new Error(`Unexpected ClientData origin: ${r.client.origin}`);if(await A(t.challenge,r.client.challenge))throw new Error(`Unexpected ClientData challenge: ${r.client.challenge}`);let n=new URL(r.client.origin).hostname,c=o(await f(u(n)));if(r.authenticator.rpIdHash!==c)throw new Error(`Unexpected RpIdHash: ${r.authenticator.rpIdHash} vs ${c}`);if(!r.authenticator.flags.userPresent)throw new Error("Unexpected authenticator flags: missing userPresent");if(!r.authenticator.flags.userVerified&&t.userVerified)throw new Error("Unexpected authenticator flags: missing userVerified");if(t.counter&&r.authenticator.counter<=t.counter)throw new Error(`Unexpected authenticator counter: ${r.authenticator.counter} (should be > ${t.counter})`);return r}function z(e){switch(e){case"RS256":return{name:"RSASSA-PKCS1-v1_5",hash:"SHA-256"};case"ES256":return{name:"ECDSA",namedCurve:"P-256",hash:"SHA-256"};default:throw new Error(`Unknown or unsupported crypto algorithm: ${e}. Only 'RS256' and 'ES256' are supported.`)}}async function _(e,a){let t=s(a);return crypto.subtle.importKey("spki",t,e,!1,["verify"])}async function N({algorithm:e,publicKey:a,authenticatorData:t,clientData:i,signature:r,verbose:n}){let c=z(e),y=await _(c,a);n&&console.debug(y);let g=await f(s(i)),B=S(s(t),g);n&&(console.debug("Crypto Algo: "+JSON.stringify(c)),console.debug("Public key: "+a),console.debug("Data: "+o(B)),console.debug("Signature: "+r));let p=s(r);return e=="ES256"&&(p=j(p)),await crypto.subtle.verify(c,y,p,B)}function j(e){let a=new Uint8Array(e),t=a[4]===0?5:4,i=t+32,r=a[i+2]===0?i+3:i+2,n=a.slice(t,i),c=a.slice(r);return new Uint8Array([...n,...c])}var ie={client:I,server:K,parsers:C,utils:d,authenticatorMetadata:h};export{h as authenticatorMetadata,I as client,ie as default,C as parsers,K as server,d as utils};
 //# sourceMappingURL=webauthn.min.js.map
diff --git a/dist/webauthn.min.js.map b/dist/webauthn.min.js.map
index a76b767..151cf22 100644
--- a/dist/webauthn.min.js.map
+++ b/dist/webauthn.min.js.map
@@ -1,7 +1,7 @@
 {
   "version": 3,
   "sources": ["../src/client.ts", "../src/utils.ts", "../src/server.ts", "../src/parsers.ts", "../src/authenticatorMetadata.ts", "../src/authenticators.ts", "../src/index.ts"],
-  "sourcesContent": ["import * as utils from './utils.js'\nimport { AuthenticateOptions, AuthenticationEncoded, AuthType, NamedAlgo, NumAlgo, RegisterOptions, RegistrationEncoded } from './types.js'\n\n/**\n * Returns whether passwordless authentication is available on this browser/platform or not.\n */\n export function isAvailable() :boolean {\n    return !!window.PublicKeyCredential\n}\n\n/**\n * Returns whether the device itself can be used as authenticator.\n */\nexport async function isLocalAuthenticator() :Promise<boolean> {\n    return await PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable()\n}\n\n\n\n\nasync function getAuthAttachment(authType :AuthType) :Promise<AuthenticatorAttachment|undefined> {\n    if(authType === \"local\")\n        return \"platform\";\n    if(authType === \"roaming\" || authType === \"extern\")\n        return \"cross-platform\";\n    if(authType === \"both\")\n        return undefined // The webauthn protocol considers `null` as invalid but `undefined` as \"both\"!\n\n    // the default case: \"auto\", depending on device capabilities\n    try {\n        if(await isLocalAuthenticator())\n            return \"platform\"\n        else\n            return \"cross-platform\"\n    } catch(e) {\n        // might happen due to some security policies\n        // see https://w3c.github.io/webauthn/#sctn-isUserVerifyingPlatformAuthenticatorAvailable\n        return undefined // The webauthn protocol considers `null` as invalid but `undefined` as \"both\"!\n    }\n}\n\n\n\nfunction getAlgoName(num :NumAlgo) :NamedAlgo {\n    switch(num) {\n        case -7: return \"ES256\"\n        // case -8 ignored to to its rarity\n        case -257: return \"RS256\"\n        default: throw new Error(`Unknown algorithm code: ${num}`)\n    }\n}\n\n\n\n/**\n * Creates a cryptographic key pair, in order to register the public key for later passwordless authentication.\n *\n * @param {string} username\n * @param {string} challenge A server-side randomly generated string.\n * @param {Object} [options] Optional parameters.\n * @param {number} [options.timeout=60000] Number of milliseconds the user has to respond to the biometric/PIN check.\n * @param {'required'|'preferred'|'discouraged'} [options.userVerification='required'] Whether to prompt for biometric/PIN check or not.\n * @param {'auto'|'local'|'roaming'|'both'}       [options.authenticatorType='auto'] Which device to use as authenticator.\n *          'auto': if the local device can be used as authenticator it will be preferred. Otherwise it will prompt for a roaming device.\n *          'local': use the local device (using TouchID, FaceID, Windows Hello or PIN)\n *          'roaming': use a roaming device (security key or connected phone)\n *          'both': prompt the user to choose between local or roaming device. The UI and user interaction in this case is platform specific.\n * @param {boolean} [options.attestation=false] If enabled, the device attestation and clientData will be provided as Base64url encoded binary data.\n *                                Note that this is not available on some platforms.\n * @param {'discouraged'|'preferred'|'required'} [options.discoverable] A \"discoverable\" credential can be selected using `authenticate(...)` without providing credential IDs.\n *              Instead, a native pop-up will appear for user selection.\n *              This may have an impact on the \"passkeys\" user experience and syncing behavior of the key.\n */\nexport async function register(username :string, challenge :string, options? :RegisterOptions) :Promise<RegistrationEncoded> {\n    options = options ?? {}\n\n    if(!utils.isBase64url(challenge))\n        throw new Error('Provided challenge is not properly encoded in Base64url')\n\n    const creationOptions :PublicKeyCredentialCreationOptions = {\n        challenge: utils.parseBase64url(challenge),\n        rp: {\n            id: window.location.hostname,\n            name: window.location.hostname\n        },\n        user: {\n            id: options.userHandle ? utils.toBuffer(options.userHandle) : await utils.sha256(new TextEncoder().encode('passwordless.id-user:' + username)), // ID should not be directly \"identifiable\" for privacy concerns\n            name: username,\n            displayName: username,\n        },\n        pubKeyCredParams: [\n            {alg: -7, type: \"public-key\"},   // ES256 (Webauthn's default algorithm)\n            {alg: -257, type: \"public-key\"}, // RS256 (for Windows Hello and others)\n        ],\n        timeout: options.timeout ?? 60000,\n        authenticatorSelection: {\n            userVerification: options.userVerification ?? \"required\", // Webauthn default is \"preferred\"\n            authenticatorAttachment: await getAuthAttachment(options.authenticatorType ?? \"auto\"),\n            residentKey: options.discoverable ?? 'preferred', // official default is 'discouraged'\n            requireResidentKey: (options.discoverable === 'required') // mainly for backwards compatibility, see https://www.w3.org/TR/webauthn/#dictionary-authenticatorSelection\n        },\n        attestation: options.attestation ? \"direct\" : \"none\"\n    }\n\n    if(options.debug)\n        console.debug(creationOptions)\n\n    const credential = await navigator.credentials.create({publicKey: creationOptions}) as any //PublicKeyCredential\n    \n    if(options.debug)\n        console.debug(credential)\n   \n    const response = credential.response as any // AuthenticatorAttestationResponse\n    \n    let registration :RegistrationEncoded = {\n        username: username,\n        credential: {\n            id: credential.id,\n            publicKey: utils.toBase64url(response.getPublicKey()),\n            algorithm: getAlgoName(credential.response.getPublicKeyAlgorithm())\n        },\n        authenticatorData: utils.toBase64url(response.getAuthenticatorData()),\n        clientData: utils.toBase64url(response.clientDataJSON),\n    }\n\n    if(options.attestation) {\n        registration.attestationData = utils.toBase64url(response.attestationObject)\n    }\n\n    return registration\n}\n\n\nasync function getTransports(authType :AuthType) :Promise<AuthenticatorTransport[]> {\n    const local  :AuthenticatorTransport[] = ['internal']\n\n    // 'hybrid' was added mid-2022 in the specs and currently not yet available in the official dom types\n    // @ts-ignore\n    const roaming :AuthenticatorTransport[] = ['hybrid', 'usb', 'ble', 'nfc']\n    \n    if(authType === \"local\")\n        return local\n    if(authType == \"roaming\" || authType === \"extern\")\n        return roaming\n    if(authType === \"both\")\n        return [...local, ...roaming]\n\n    // the default case: \"auto\", depending on device capabilities\n    try {\n        if(await isLocalAuthenticator())\n            return local\n        else\n            return roaming\n    } catch(e) {\n        return [...local, ...roaming]\n    }\n}\n\n\n/**\n * Signs a challenge using one of the provided credentials IDs in order to authenticate the user.\n *\n * @param {string[]} credentialIds The list of credential IDs that can be used for signing.\n * @param {string} challenge A server-side randomly generated string, the base64 encoded version will be signed.\n * @param {Object} [options] Optional parameters.\n * @param {number} [options.timeout=60000] Number of milliseconds the user has to respond to the biometric/PIN check.\n * @param {'required'|'preferred'|'discouraged'} [options.userVerification='required'] Whether to prompt for biometric/PIN check or not.\n * @param {'optional'|'conditional'|'required'|'silent'} [options.mediation='optional'] https://developer.mozilla.org/en-US/docs/Web/API/CredentialsContainer/get#mediation\n */\nexport async function authenticate(credentialIds :string[], challenge :string, options? :AuthenticateOptions) :Promise<AuthenticationEncoded> {\n    options = options ?? {}\n\n    if(!utils.isBase64url(challenge))\n        throw new Error('Provided challenge is not properly encoded in Base64url')\n\n    const transports = await getTransports(options.authenticatorType ?? \"auto\");\n\n    let authOptions :PublicKeyCredentialRequestOptions = {\n        challenge: utils.parseBase64url(challenge),\n        rpId: window.location.hostname,\n        allowCredentials: credentialIds.map(id => { return {\n            id: utils.parseBase64url(id),\n            type: 'public-key',\n            transports: transports,\n        }}),\n        userVerification: options.userVerification ?? \"required\",\n        timeout: options.timeout ?? 60000,\n    }\n\n    if(options.debug)\n        console.debug(authOptions)\n\n    let auth = await navigator.credentials.get({publicKey: authOptions, mediation: options.mediation}) as PublicKeyCredential\n    \n    if(options.debug)\n        console.debug(auth)\n\n    const response = auth.response as AuthenticatorAssertionResponse\n    \n    const authentication :AuthenticationEncoded = {\n        credentialId: auth.id,\n        //userHash: utils.toBase64url(response.userHandle), // unreliable, optional for authenticators\n        authenticatorData: utils.toBase64url(response.authenticatorData),\n        clientData: utils.toBase64url(response.clientDataJSON),\n        signature: utils.toBase64url(response.signature),\n    }\n\n    return authentication\n}\n\n", "/********************************\n     Encoding/Decoding Utils\n********************************/\n\nexport function randomChallenge() {\n    return crypto.randomUUID()\n}\n\n\nexport function toBuffer(txt :string) :ArrayBuffer {\n    return Uint8Array.from(txt, c => c.charCodeAt(0)).buffer\n}\n\nexport function parseBuffer(buffer :ArrayBuffer) :string {\n    return String.fromCharCode(...new Uint8Array(buffer))\n}\n\n\nexport function isBase64url(txt :string) :boolean {\n    return txt.match(/^[a-zA-Z0-9\\-_]+=*$/) !== null\n}\n\nexport function toBase64url(buffer :ArrayBuffer) :string {\n    const txt = btoa(parseBuffer(buffer)) // base64\n    return txt.replaceAll('+', '-').replaceAll('/', '_')\n}\n\nexport function parseBase64url(txt :string) :ArrayBuffer {\n    txt = txt.replaceAll('-', '+').replaceAll('_', '/') // base64url -> base64\n    return toBuffer(atob(txt))\n}\n\n\nexport async function sha256(buffer :ArrayBuffer) :Promise<ArrayBuffer> {\n    return await crypto.subtle.digest('SHA-256', buffer)\n}\n\nexport function bufferToHex (buffer :ArrayBuffer) :string {\n    return [...new Uint8Array (buffer)]\n        .map (b => b.toString (16).padStart (2, \"0\"))\n        .join (\"\");\n}\n\n\nexport function concatenateBuffers(buffer1 :ArrayBuffer, buffer2  :ArrayBuffer) {\n    var tmp = new Uint8Array(buffer1.byteLength + buffer2.byteLength);\n    tmp.set(new Uint8Array(buffer1), 0);\n    tmp.set(new Uint8Array(buffer2), buffer1.byteLength);\n    return tmp;\n  };", "import { parseAuthentication, parseRegistration } from \"./parsers.js\";\nimport { AuthenticationEncoded, AuthenticationParsed, CredentialKey, NamedAlgo, RegistrationEncoded, RegistrationParsed } from \"./types.js\";\nimport * as utils from './utils.js'\n\n\nasync function isValid(validator :any, value :any) :Promise<boolean> {\n   if(typeof validator === 'function') {\n        const res = validator(value)\n        if(res instanceof Promise)\n            return await res\n        else\n            return res\n    }\n    // the validator can be a single value too\n    return validator === value\n}\n\nasync function isNotValid(validator :any, value :any) :Promise<boolean> {\n    return !(await isValid(validator, value))\n}\n\ninterface RegistrationChecks {\n    challenge: string | Function,\n    origin: string | Function\n}\n\n\nexport async function verifyRegistration(registrationRaw: RegistrationEncoded, expected: RegistrationChecks): Promise<RegistrationParsed> {\n    const registration = parseRegistration(registrationRaw)\n    registration.client.challenge\n\n    if (registration.client.type !== \"webauthn.create\")\n        throw new Error(`Unexpected ClientData type: ${registration.client.type}`)\n\n    if (await isNotValid(expected.origin, registration.client.origin))\n        throw new Error(`Unexpected ClientData origin: ${registration.client.origin}`)\n\n    if (await isNotValid(expected.challenge, registration.client.challenge))\n        throw new Error(`Unexpected ClientData challenge: ${registration.client.challenge}`)\n\n    return registration\n}\n\n\ninterface AuthenticationChecks {\n    challenge: string | Function,\n    origin: string | Function,\n    userVerified: boolean,\n    counter?: number // Made optional according to https://github.com/passwordless-id/webauthn/issues/38\n}\n\n\nexport async function verifyAuthentication(authenticationRaw: AuthenticationEncoded, credential: CredentialKey, expected: AuthenticationChecks): Promise<AuthenticationParsed> {\n    if (authenticationRaw.credentialId !== credential.id)\n        throw new Error(`Credential ID mismatch: ${authenticationRaw.credentialId} vs ${credential.id}`)\n\n    const isValidSignature: boolean = await verifySignature({\n        algorithm: credential.algorithm,\n        publicKey: credential.publicKey,\n        authenticatorData: authenticationRaw.authenticatorData,\n        clientData: authenticationRaw.clientData,\n        signature: authenticationRaw.signature\n    })\n\n    if(!isValidSignature)\n        throw new Error(`Invalid signature: ${authenticationRaw.signature}`)\n\n    const authentication = parseAuthentication(authenticationRaw)\n\n    if (authentication.client.type !== \"webauthn.get\")\n        throw new Error(`Unexpected clientData type: ${authentication.client.type}`)\n\n    if (await isNotValid(expected.origin, authentication.client.origin))\n        throw new Error(`Unexpected ClientData origin: ${authentication.client.origin}`)\n\n    if (await isNotValid(expected.challenge, authentication.client.challenge))\n        throw new Error(`Unexpected ClientData challenge: ${authentication.client.challenge}`)\n\n    // this only works because we consider `rp.origin` and `rp.id` to be the same during authentication/registration\n    const rpId = new URL(authentication.client.origin).hostname\n    const expectedRpIdHash = utils.toBase64url(await utils.sha256(utils.toBuffer(rpId)))\n    if (authentication.authenticator.rpIdHash !== expectedRpIdHash)\n        throw new Error(`Unexpected RpIdHash: ${authentication.authenticator.rpIdHash} vs ${expectedRpIdHash}`)\n\n    if (!authentication.authenticator.flags.userPresent)\n        throw new Error(`Unexpected authenticator flags: missing userPresent`)\n\n    if (!authentication.authenticator.flags.userVerified && expected.userVerified)\n        throw new Error(`Unexpected authenticator flags: missing userVerified`)\n\n    if (expected.counter && authentication.authenticator.counter <= expected.counter)\n        throw new Error(`Unexpected authenticator counter: ${authentication.authenticator.counter} (should be > ${expected.counter})`)\n\n    return authentication\n}\n\n\n// https://w3c.github.io/webauthn/#sctn-public-key-easy\n// https://www.iana.org/assignments/cose/cose.xhtml#algorithms\n/*\nUser agents MUST be able to return a non-null value for getPublicKey() when the credential public key has a COSEAlgorithmIdentifier value of:\n\n-7 (ES256), where kty is 2 (with uncompressed points) and crv is 1 (P-256).\n\n-257 (RS256).\n\n-8 (EdDSA), where crv is 6 (Ed25519).\n*/\nfunction getAlgoParams(algorithm: NamedAlgo): any {\n    switch (algorithm) {\n        case 'RS256':\n            return {\n                name: 'RSASSA-PKCS1-v1_5',\n                hash: 'SHA-256'\n            };\n        case 'ES256':\n            return {\n                name: 'ECDSA',\n                namedCurve: 'P-256',\n                hash: 'SHA-256',\n            };\n        // case 'EdDSA': Not supported by browsers\n        default:\n            throw new Error(`Unknown or unsupported crypto algorithm: ${algorithm}. Only 'RS256' and 'ES256' are supported.`)\n    }\n}\n\ntype AlgoParams = AlgorithmIdentifier | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | AesKeyAlgorithm\n\nasync function parseCryptoKey(algoParams: AlgoParams, publicKey: string): Promise<CryptoKey> {\n    const buffer = utils.parseBase64url(publicKey)\n    return crypto.subtle.importKey('spki', buffer, algoParams, false, ['verify'])\n}\n\n\n\ntype VerifyParams = {\n    algorithm: NamedAlgo,\n    publicKey: string, // Base64url encoded\n    authenticatorData: string, // Base64url encoded\n    clientData: string, // Base64url encoded\n    signature: string, // Base64url encoded\n}\n\n\n// https://w3c.github.io/webauthn/#sctn-verifying-assertion\n// https://w3c.github.io/webauthn/#sctn-signature-attestation-types\n/* Emphasis mine:\n\n6.5.6. Signature Formats for Packed Attestation, FIDO U2F Attestation, and **Assertion Signatures**\n\n[...] For COSEAlgorithmIdentifier -7 (ES256) [...] the sig value MUST be encoded as an ASN.1 [...]\n[...] For COSEAlgorithmIdentifier -257 (RS256) [...] The signature is not ASN.1 wrapped.\n[...] For COSEAlgorithmIdentifier -37 (PS256) [...] The signature is not ASN.1 wrapped.\n*/\n// see also https://gist.github.com/philholden/50120652bfe0498958fd5926694ba354\nexport async function verifySignature({ algorithm, publicKey, authenticatorData, clientData, signature }: VerifyParams): Promise<boolean> {\n    const algoParams = getAlgoParams(algorithm)\n    let cryptoKey = await parseCryptoKey(algoParams, publicKey)\n    console.debug(cryptoKey)\n\n    let clientHash = await utils.sha256(utils.parseBase64url(clientData));\n\n    // during \"login\", the authenticatorData is exactly 37 bytes\n    let comboBuffer = utils.concatenateBuffers(utils.parseBase64url(authenticatorData), clientHash)\n\n    console.debug('Crypto Algo: ' + JSON.stringify(algoParams))\n    console.debug('Public key: ' + publicKey)\n    console.debug('Data: ' + utils.toBase64url(comboBuffer))\n    console.debug('Signature: ' + signature)\n\n    // https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/verify\n    let signatureBuffer = utils.parseBase64url(signature)\n    if(algorithm == 'ES256')\n        signatureBuffer = convertASN1toRaw(signatureBuffer)\n\n    const isValid = await crypto.subtle.verify(algoParams, cryptoKey, signatureBuffer, comboBuffer)\n\n    return isValid\n}\n\nfunction convertASN1toRaw(signatureBuffer :ArrayBuffer) {\n    // Convert signature from ASN.1 sequence to \"raw\" format\n    const usignature = new Uint8Array(signatureBuffer);\n    const rStart = usignature[4] === 0 ? 5 : 4;\n    const rEnd = rStart + 32;\n    const sStart = usignature[rEnd + 2] === 0 ? rEnd + 3 : rEnd + 2;\n    const r = usignature.slice(rStart, rEnd);\n    const s = usignature.slice(sStart);\n    return new Uint8Array([...r, ...s]);\n}", "import * as authenticators from './authenticators.js'\nimport * as utils from './utils.js'\nimport { AuthenticatorInfo, ClientInfo, RegistrationEncoded, RegistrationParsed, AuthenticationEncoded, AuthenticationParsed } from './types'\n\nconst utf8Decoder = new TextDecoder('utf-8')\n\nexport function parseClient(data :string|ArrayBuffer) :ClientInfo {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return JSON.parse(utf8Decoder.decode(data))\n}\n\n\nexport function parseAuthenticator(data :string|ArrayBuffer) :AuthenticatorInfo {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return authenticators.parseAuthBuffer(data)\n}\n\n\nexport function parseAttestation(data :string|ArrayBuffer) :unknown {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return 'Really complex to parse. Good luck with that one!'\n}\n\n\n\nexport function parseRegistration(registration :RegistrationEncoded) :RegistrationParsed {\n    return {\n        username: registration.username,\n        credential: registration.credential,\n\n        client:        parseClient(registration.clientData),\n        authenticator: parseAuthenticator(registration.authenticatorData),\n        attestation:   registration.attestationData ? parseAttestation(registration.attestationData) : null\n    }\n}\n\nexport function parseAuthentication(authentication :AuthenticationEncoded) :AuthenticationParsed {\n    return {\n        credentialId:  authentication.credentialId,\n        client:        parseClient(authentication.clientData),\n        authenticator: parseAuthenticator(authentication.authenticatorData),\n        signature: authentication.signature\n    }\n}", "/**\n * The source comes from\n * \"official\" https://mds.fidoalliance.org/\n * and the\n * \"community-driven\" https://github.com/passkeydeveloper/passkey-authenticator-aaguids\n * combined together.\n */\nexport const authenticatorMetadata :Record<string, string> = {\n  \"ea9b8d66-4d01-1d21-3ce4-b6b48cb575d4\": \"Google Password Manager\",\n  \"adce0002-35bc-c60a-648b-0b25f1f05503\": \"Chrome on Mac\",\n  \"08987058-cadc-4b81-b6e1-30de50dcbe96\": \"Windows Hello Hardware Authenticator\",\n  \"9ddd1817-af5a-4672-a2b9-3e3dd95000a9\": \"Windows Hello VBS Hardware Authenticator\",\n  \"6028b017-b1d4-4c02-b4b3-afcdafc96bb2\": \"Windows Hello Software Authenticator\",\n  \"dd4ec289-e01d-41c9-bb89-70fa845d4bf2\": \"iCloud Keychain (Managed)\",\n  \"531126d6-e717-415c-9320-3d9aa6981239\": \"Dashlane\",\n  \"bada5566-a7aa-401f-bd96-45619a55120d\": \"1Password\",\n  \"b84e4048-15dc-4dd0-8640-f4f60813c8af\": \"NordPass\",\n  \"0ea242b4-43c4-4a1b-8b17-dd6d0b6baec6\": \"Keeper\",\n  \"f3809540-7f14-49c1-a8b3-8f813b225541\": \"Enpass\",\n  \"b5397666-4885-aa6b-cebf-e52262a439a2\": \"Chromium Browser\",\n  \"771b48fd-d3d4-4f74-9232-fc157ab0507a\": \"Edge on Mac\",\n  \"39a5647e-1853-446c-a1f6-a79bae9f5bc7\": \"IDmelon Android Authenticator\",\n  \"d548826e-79b4-db40-a3d8-11116f7e8349\": \"Bitwarden\",\n  \"fbfc3007-154e-4ecc-8c0b-6e020557d7bd\": \"iCloud Keychain\",\n  \"53414d53-554e-4700-0000-000000000000\": \"Samsung Pass\",\n  \"66a0ccb3-bd6a-191f-ee06-e375c50b9846\": \"Thales Bio iOS SDK\",\n  \"8836336a-f590-0921-301d-46427531eee6\": \"Thales Bio Android SDK\",\n  \"cd69adb5-3c7a-deb9-3177-6800ea6cb72a\": \"Thales PIN Android SDK\",\n  \"17290f1e-c212-34d0-1423-365d729f09d9\": \"Thales PIN iOS SDK\",\n  \"fcb1bcb4-f370-078c-6993-bc24d0ae3fbe\": \"Ledger Nano X FIDO2 Authenticator\",\n  \"5626bed4-e756-430b-a7ff-ca78c8b12738\": \"VALMIDO PRO FIDO\",\n  \"95e4d58c-056e-4a65-866d-f5a69659e880\": \"TruU Windows Authenticator\",\n  \"9c835346-796b-4c27-8898-d6032f515cc5\": \"Cryptnox FIDO2\",\n  \"0d9b2e56-566b-c393-2940-f821b7f15d6d\": \"Excelsecu eSecu FIDO2 Pro Security Key\",\n  \"c5ef55ff-ad9a-4b9f-b580-adebafe026d0\": \"YubiKey 5 Series with Lightning\",\n  \"664d9f67-84a2-412a-9ff7-b4f7d8ee6d05\": \"OpenSK authenticator\",\n  \"3789da91-f943-46bc-95c3-50ea2012f03a\": \"NEOWAVE Winkeo FIDO2\",\n  \"fa2b99dc-9e39-4257-8f92-4a30d23c4118\": \"YubiKey 5 Series with NFC\",\n  \"69700f79-d1fb-472e-bd9b-a3a3b9a9eda0\": \"Pone Biometrics OFFPAD Authenticator\",\n  \"89b19028-256b-4025-8872-255358d950e4\": \"Sentry Enterprises CTAP2 Authenticator\",\n  \"4e768f2c-5fab-48b3-b300-220eb487752b\": \"Hideez Key 4 FIDO2 SDK\",\n  \"931327dd-c89b-406c-a81e-ed7058ef36c6\": \"Swissbit iShield Key FIDO2\",\n  \"8d1b1fcb-3c76-49a9-9129-5515b346aa02\": \"IDEMIA ID-ONE Card\",\n  \"454e5346-4944-4ffd-6c93-8e9267193e9a\": \"Ensurity ThinC\",\n  \"e1a96183-5016-4f24-b55b-e3ae23614cc6\": \"ATKey.Pro CTAP2.0\",\n  \"9d3df6ba-282f-11ed-a261-0242ac120002\": \"Arculus FIDO2/U2F Key Card\",\n  \"fbefdf68-fe86-0106-213e-4d5fa24cbe2e\": \"Excelsecu eSecu FIDO2 NFC Security Key\",\n  \"ab32f0c6-2239-afbb-c470-d2ef4e254db7\": \"TOKEN2 FIDO2 Security Key\",\n  \"973446ca-e21c-9a9b-99f5-9b985a67af0f\": \"ACS FIDO Authenticator Card\",\n  \"1105e4ed-af1d-02ff-ffff-ffffffffffff\": \"Egomet FIDO2 Authenticator for Android\",\n  \"a4e9fc6d-4cbe-4758-b8ba-37598bb5bbaa\": \"Security Key NFC by Yubico\",\n  \"0acf3011-bc60-f375-fb53-6f05f43154e0\": \"Nymi FIDO2 Authenticator\",\n  \"d91c5288-0ef0-49b7-b8ae-21ca0aa6b3f3\": \"KEY-ID FIDO2 Authenticator\",\n  \"4c50ff10-1057-4fc6-b8ed-43a529530c3c\": \"ImproveID Authenticator\",\n  \"ee041bce-25e5-4cdb-8f86-897fd6418464\": \"Feitian ePass FIDO2-NFC Authenticator\",\n  \"efb96b10-a9ee-4b6c-a4a9-d32125ccd4a4\": \"Safenet eToken FIDO\",\n  \"4b3f8944-d4f2-4d21-bb19-764a986ec160\": \"KeyXentic FIDO2 Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"4c0cf95d-2f40-43b5-ba42-4c83a11c04ba\": \"Feitian BioPass FIDO2 Pro Authenticator\",\n  \"5343502d-5343-5343-6172-644649444f32\": \"ESS Smart Card Inc. Authenticator\",\n  \"09591fc6-9811-48f7-8f57-b9f23df6413f\": \"Pone Biometrics OFFPAD Authenticator\",\n  \"7e3f3d30-3557-4442-bdae-139312178b39\": \"RSA DS100\",\n  \"73bb0cd4-e502-49b8-9c6f-b59445bf720b\": \"YubiKey 5 FIPS Series\",\n  \"149a2021-8ef6-4133-96b8-81f8d5b7f1f5\": \"Security Key by Yubico with NFC\",\n  \"175cd298-83d2-4a26-b637-313c07a6434e\": \"Chunghwa Telecom FIDO2 Smart Card Authenticator\",\n  \"3b1adb99-0dfe-46fd-90b8-7f7614a4de2a\": \"GoTrust Idem Key FIDO2 Authenticator\",\n  \"998f358b-2dd2-4cbe-a43a-e8107438dfb3\": \"OnlyKey Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"61250591-b2bc-4456-b719-0b17be90bb30\": \"eWBM eFPA FIDO2 Authenticator\",\n  \"f8a011f3-8c0a-4d15-8006-17111f9edc7d\": \"Security Key by Yubico\",\n  \"8976631b-d4a0-427f-5773-0ec71c9e0279\": \"Solo Tap Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"516d3969-5a57-5651-5958-4e7a49434167\": \"SmartDisplayer BobeePass FIDO2 Authenticator\",\n  \"2c0df832-92de-4be1-8412-88a8f074df4a\": \"Feitian FIDO Smart Card\",\n  \"c5703116-972b-4851-a3e7-ae1259843399\": \"NEOWAVE Badgeo FIDO2\",\n  \"c80dbd9a-533f-4a17-b941-1a2f1c7cedff\": \"HID Crescendo C3000\",\n  \"820d89ed-d65a-409e-85cb-f73f0578f82a\": \"IDmelon iOS Authenticator\",\n  \"b6ede29c-3772-412c-8a78-539c1f4c62d2\": \"Feitian BioPass FIDO2 Plus Authenticator\",\n  \"85203421-48f9-4355-9bc8-8a53846e5083\": \"YubiKey 5 FIPS Series with Lightning\",\n  \"d821a7d4-e97c-4cb6-bd82-4237731fd4be\": \"Hyper FIDO Bio Security Key\",\n  \"9876631b-d4a0-427f-5773-0ec71c9e0279\": \"Somu Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"f4c63eff-d26c-4248-801c-3736c7eaa93a\": \"FIDO KeyPass S3\",\n  \"d384db22-4d50-ebde-2eac-5765cf1e2a44\": \"Excelsecu eSecu FIDO2 Fingerprint Security Key\",\n  \"b93fd961-f2e6-462f-b122-82002247de78\": \"Android Authenticator with SafetyNet Attestation\",\n  \"2fc0579f-8113-47ea-b116-bb5a8db9202a\": \"YubiKey 5 Series with NFC\",\n  \"d8522d9f-575b-4866-88a9-ba99fa02f35b\": \"YubiKey Bio Series\",\n  \"50a45b0c-80e7-f944-bf29-f552bfa2e048\": \"ACS FIDO Authenticator\",\n  \"f7c558a0-f465-11e8-b568-0800200c9a66\": \"KONAI Secp256R1 FIDO2 Conformance Testing CTAP2 Authenticator\",\n  \"3f59672f-20aa-4afe-b6f4-7e5e916b6d98\": \"Arculus FIDO 2.1 Key Card [P71]\",\n  \"42b4fb4a-2866-43b2-9bf7-6c6669c2e5d3\": \"Google Titan Security Key v2\",\n  \"361a3082-0278-4583-a16f-72a527f973e4\": \"eWBM eFA500 FIDO2 Authenticator\",\n  \"692db549-7ae5-44d5-a1e5-dd20a493b723\": \"HID Crescendo Key\",\n  \"bbf4b6a7-679d-f6fc-c4f2-8ac0ddf9015a\": \"Excelsecu eSecu FIDO2 PRO Security Key\",\n  \"3e22415d-7fdf-4ea4-8a0c-dd60c4249b9d\": \"Feitian iePass FIDO Authenticator\",\n  \"aeb6569c-f8fb-4950-ac60-24ca2bbe2e52\": \"HID Crescendo C2300\",\n  \"87dbc5a1-4c94-4dc8-8a47-97d800fd1f3c\": \"eWBM eFA320 FIDO2 Authenticator\",\n  \"9f0d8150-baa5-4c00-9299-ad62c8bb4e87\": \"GoTrust Idem Card FIDO2 Authenticator\",\n  \"12ded745-4bed-47d4-abaa-e713f51d6393\": \"Feitian AllinOne FIDO2 Authenticator\",\n  \"88bbd2f0-342a-42e7-9729-dd158be5407a\": \"Precision InnaIT Key FIDO 2 Level 2 certified\",\n  \"34f5766d-1536-4a24-9033-0e294e510fb0\": \"YubiKey 5 Series CTAP2.1 Preview Expired \",\n  \"83c47309-aabb-4108-8470-8be838b573cb\": \"YubiKey Bio Series (Enterprise Profile)\",\n  \"be727034-574a-f799-5c76-0929e0430973\": \"Crayonic KeyVault K1 (USB-NFC-BLE FIDO2 Authenticator)\",\n  \"ca87cb70-4c1b-4579-a8e8-4efdd7c007e0\": \"FIDO Alliance TruU Sample FIDO2 Authenticator\",\n  \"58b44d0b-0a7c-f33a-fd48-f7153c871352\": \"Ledger Nano S Plus FIDO2 Authenticator\",\n  \"07a9f89c-6407-4594-9d56-621d5f1e358b\": \"NXP Semiconductros FIDO2 Conformance Testing CTAP2 Authenticator\",\n  \"d61d3b87-3e7c-4aea-9c50-441c371903ad\": \"KeyVault Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"5ca1ab1e-1337-fa57-f1d0-a117e71ca702\": \"Allthenticator App: roaming BLE FIDO2 Allthenticator for Windows, Mac, Linux, and Allthenticate door readers\",\n  \"b92c3f9a-c014-4056-887f-140a2501163b\": \"Security Key by Yubico\",\n  \"54d9fee8-e621-4291-8b18-7157b99c5bec\": \"HID Crescendo Enabled\",\n  \"20f0be98-9af9-986a-4b42-8eca4acb28e4\": \"Excelsecu eSecu FIDO2 Fingerprint Security Key\",\n  \"ab32f0c6-2239-afbb-c470-d2ef4e254db6\": \"TEST (DUMMY RECORD)\",\n  \"30b5035e-d297-4fc1-b00b-addc96ba6a97\": \"OneSpan FIDO Touch\",\n  \"6d44ba9b-f6ec-2e49-b930-0c8fe920cb73\": \"Security Key by Yubico with NFC\",\n  \"eabb46cc-e241-80bf-ae9e-96fa6d2975cf\": \"TOKEN2 PIN Plus Security Key Series \",\n  \"e416201b-afeb-41ca-a03d-2281c28322aa\": \"ATKey.Pro CTAP2.1\",\n  \"cfcb13a2-244f-4b36-9077-82b79d6a7de7\": \"USB/NFC Passcode Authenticator\",\n  \"91ad6b93-264b-4987-8737-3a690cad6917\": \"Token Ring FIDO2 Authenticator\",\n  \"9f77e279-a6e2-4d58-b700-31e5943c6a98\": \"Hyper FIDO Pro\",\n  \"0bb43545-fd2c-4185-87dd-feb0b2916ace\": \"Security Key NFC by Yubico - Enterprise Edition\",\n  \"73402251-f2a8-4f03-873e-3cb6db604b03\": \"uTrust FIDO2 Security Key\",\n  \"c1f9a0bc-1dd2-404a-b27f-8e29047a43fd\": \"YubiKey 5 FIPS Series with NFC\",\n  \"504d7149-4e4c-3841-4555-55445a677357\": \"WiSECURE AuthTron USB FIDO2 Authenticator\",\n  \"a3975549-b191-fd67-b8fb-017e2917fdb3\": \"Excelsecu eSecu FIDO2 NFC Security Key\",\n  \"da1fa263-8b25-42b6-a820-c0036f21ba7f\": \"ATKey.Card NFC\",\n  \"6002f033-3c07-ce3e-d0f7-0ffe5ed42543\": \"Excelsecu eSecu FIDO2 Fingerprint Key\",\n  \"5fdb81b8-53f0-4967-a881-f5ec26fe4d18\": \"VinCSS FIDO2 Authenticator\",\n  \"2d3bec26-15ee-4f5d-88b2-53622490270b\": \"HID Crescendo Key V2\",\n  \"cb69481e-8ff7-4039-93ec-0a2729a154a8\": \"YubiKey 5 Series\",\n  \"0076631b-d4a0-427f-5773-0ec71c9e0279\": \"HYPR FIDO2 Authenticator\",\n  \"d7a423ad-3e19-4492-9200-78137dccc136\": \"VivoKey Apex FIDO2\",\n  \"ba76a271-6eb6-4171-874d-b6428dbe3437\": \"ATKey.ProS\",\n  \"ee882879-721c-4913-9775-3dfcce97072a\": \"YubiKey 5 Series\",\n  \"8876631b-d4a0-427f-5773-0ec71c9e0279\": \"Solo Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"fec067a1-f1d0-4c5e-b4c0-cc3237475461\": \"KX701 SmartToken FIDO\",\n  \"30b5035e-d297-4ff1-b00b-addc96ba6a98\": \"OneSpan DIGIPASS FX1 BIO\",\n  \"b267239b-954f-4041-a01b-ee4f33c145b6\": \"authenton1 - CTAP2.1\",\n  \"b50d5e0a-7f81-4959-9b12-f45407407503\": \"IDPrime 3940 FIDO\",\n  \"8c97a730-3f7b-41a6-87d6-1e9b62bda6f0\": \"FT-JCOS FIDO Fingerprint Card\",\n  \"99bf4610-ec26-4252-b31f-7380ccd59db5\": \"ZTPass Card\",\n  \"a1f52be5-dfab-4364-b51c-2bd496b14a56\": \"OCTATCO EzFinger2 FIDO2 AUTHENTICATOR\",\n  \"ba86dc56-635f-4141-aef6-00227b1b9af6\": \"TruU Windows Authenticator\",\n  \"3e078ffd-4c54-4586-8baa-a77da113aec5\": \"Hideez Key 3 FIDO2\",\n  \"ec31b4cc-2acc-4b8e-9c01-bade00ccbe26\": \"KeyXentic FIDO2 Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"d41f5a69-b817-4144-a13c-9ebd6d9254d6\": \"ATKey.Card CTAP2.0\",\n  \"95442b2e-f15e-4def-b270-efb106facb4e\": \"eWBM eFA310 FIDO2 Authenticator\",\n  \"cdbdaea2-c415-5073-50f7-c04e968640b6\": \"Excelsecu eSecu FIDO2 Security Key\",\n  \"bc2fe499-0d8e-4ffe-96f3-94a82840cf8c\": \"OCTATCO EzQuant FIDO2 AUTHENTICATOR\",\n  \"eb3b131e-59dc-536a-d176-cb7306da10f5\": \"ellipticSecure MIRkey USB Authenticator\",\n  \"1c086528-58d5-f211-823c-356786e36140\": \"Atos CardOS FIDO2\",\n  \"77010bd7-212a-4fc9-b236-d2ca5e9d4084\": \"Feitian BioPass FIDO2 Authenticator\",\n  \"d94a29d9-52dd-4247-9c2d-8b818b610389\": \"VeriMark Guard Fingerprint Key\",\n  \"833b721a-ff5f-4d00-bb2e-bdda3ec01e29\": \"Feitian ePass FIDO2 Authenticator\"\n}", "import { authenticatorMetadata } from './authenticatorMetadata.js'\nimport * as utils from './utils.js'\n\n\nexport function parseAuthBuffer(authData :ArrayBuffer) {\n    console.debug(authData)\n    let flags = new DataView(authData.slice(32,33)).getUint8(0)\n    console.debug(flags)\n\n    // https://w3c.github.io/webauthn/#sctn-authenticator-data\n    let parsed :any = {\n        rpIdHash: utils.toBase64url(authData.slice(0,32)),\n            flags: {\n                 userPresent: !!(flags & 1),\n                 //reserved1: !!(flags & 2),\n                 userVerified: !!(flags &  4),\n                 backupEligibility: !!(flags & 8),\n                 backupState: !!(flags & 16),\n                 //reserved2: !!(flags & 32),\n                 attestedData: !!(flags & 64),\n                 extensionsIncluded: !!(flags & 128)\n            },\n            counter: new DataView(authData.slice(33,37)).getUint32(0, false),  // Big-Endian!\n    }\n\n    if(authData.byteLength > 37) {\n        // registration contains additional data\n\n        const aaguid = extractAaguid(authData)\n        // https://w3c.github.io/webauthn/#attested-credential-data\n        //let credentialLength = new DataView(authData.slice(53,55)).getUint16(0, false) // Big-Endian!\n        \n        parsed = {\n            ...parsed,\n            aaguid, // bytes 37->53\n            name: authenticatorMetadata[aaguid] ?? 'Unknown',\n            \n            // credentialBytes, // bytes 53->55: credential length\n            // credentialId: utils.toBase64url(authData.slice(55, 55+credentialLength)),\n            //publicKey: until where? ...and it's encoded using a strange format, let's better avoid it\n            //extensions: starting where?\n        }\n    }\n\n    return parsed\n}\n\nexport function extractAaguid(authData :ArrayBuffer) :string {\n    return formatAaguid(authData.slice(37, 53)) // 16 bytes\n}\n\nfunction formatAaguid(buffer :ArrayBuffer) :string {\n    let aaguid = utils.bufferToHex(buffer)\n    aaguid = aaguid.substring(0,8) + '-' + aaguid.substring(8,12) + '-' + aaguid.substring(12,16) + '-' + aaguid.substring(16,20) + '-' + aaguid.substring(20,32)\n    return aaguid // example: \"d41f5a69-b817-4144-a13c-9ebd6d9254d6\"\n}\n\n\n\n\n/**\n * Kept for compatibility purposes.\n * @deprecated\n */\nexport function resolveAuthenticatorName(aaguid :string) :string {\n    const aaguidMetadata = updatedAuthenticatorMetadata ?? authenticatorMetadata //await getAaguidMetadata()\n    return aaguidMetadata[aaguid]\n}\n\nlet updatedAuthenticatorMetadata :any = null\n\n/**\n * Updates the built-in metadata according to raw data available at https://mds.fidoalliance.org/\n * This service delivers a list of AAGUIDs encoded as a JWT.\n * Kept for compatibility purposes.\n * @deprecated\n */\nexport async function updateDevicesMetadata() {\n    // this function is rather resource intensive and time consuming\n    // therefore, the result is cached in local storage\n    const jwt = await (await fetch(\"https://mds.fidoalliance.org\")).text()\n\n    // the response is a JWT including all AAGUIDs and their metadata\n    console.debug(jwt)\n\n    // let us ignore the JWT verification, since this is solely for descriptive purposes, not signed data\n    const payload = jwt.split('.')[1].replaceAll('-', '+').replaceAll('_', '/')\n    const json = JSON.parse(atob(payload))\n    console.debug(json)\n\n    let aaguidMetadata :any = {}\n    for(const e of json.entries) {\n        if(!e.aaguid || !e.metadataStatement)\n            continue\n\n        aaguidMetadata[e.aaguid] = e.metadataStatement.description\n    }\n\n    console.debug(aaguidMetadata)\n    updatedAuthenticatorMetadata = aaguidMetadata\n}\n", "/*\nexport * from './types'\nexport * from './webauthn'\nexport * from './parsers'\nexport * from './validation'\n*/\nimport * as client from './client.js';\nimport * as server from './server.js';\nimport * as parsers from './parsers.js';\nimport * as utils from './utils.js';\nimport { authenticatorMetadata } from './authenticatorMetadata.js'\n\nexport { client, server, parsers, utils, authenticatorMetadata }\nexport default { client, server, parsers, utils, authenticatorMetadata }\n"],
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+  "sourcesContent": ["import * as utils from './utils.js'\nimport { AuthenticateOptions, AuthenticationEncoded, AuthType, NamedAlgo, NumAlgo, RegisterOptions, RegistrationEncoded } from './types.js'\n\n/**\n * Returns whether passwordless authentication is available on this browser/platform or not.\n */\n export function isAvailable() :boolean {\n    return !!window.PublicKeyCredential\n}\n\n/**\n * Returns whether the device itself can be used as authenticator.\n */\nexport async function isLocalAuthenticator() :Promise<boolean> {\n    return await PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable()\n}\n\n\n\n\nasync function getAuthAttachment(authType :AuthType) :Promise<AuthenticatorAttachment|undefined> {\n    if(authType === \"local\")\n        return \"platform\";\n    if(authType === \"roaming\" || authType === \"extern\")\n        return \"cross-platform\";\n    if(authType === \"both\")\n        return undefined // The webauthn protocol considers `null` as invalid but `undefined` as \"both\"!\n\n    // the default case: \"auto\", depending on device capabilities\n    try {\n        if(await isLocalAuthenticator())\n            return \"platform\"\n        else\n            return \"cross-platform\"\n    } catch(e) {\n        // might happen due to some security policies\n        // see https://w3c.github.io/webauthn/#sctn-isUserVerifyingPlatformAuthenticatorAvailable\n        return undefined // The webauthn protocol considers `null` as invalid but `undefined` as \"both\"!\n    }\n}\n\n\n\nfunction getAlgoName(num :NumAlgo) :NamedAlgo {\n    switch(num) {\n        case -7: return \"ES256\"\n        // case -8 ignored to to its rarity\n        case -257: return \"RS256\"\n        default: throw new Error(`Unknown algorithm code: ${num}`)\n    }\n}\n\n\n\n/**\n * Creates a cryptographic key pair, in order to register the public key for later passwordless authentication.\n *\n * @param {string} username\n * @param {string} challenge A server-side randomly generated string.\n * @param {Object} [options] Optional parameters.\n * @param {number} [options.timeout=60000] Number of milliseconds the user has to respond to the biometric/PIN check.\n * @param {'required'|'preferred'|'discouraged'} [options.userVerification='required'] Whether to prompt for biometric/PIN check or not.\n * @param {'auto'|'local'|'roaming'|'both'}       [options.authenticatorType='auto'] Which device to use as authenticator.\n *          'auto': if the local device can be used as authenticator it will be preferred. Otherwise it will prompt for a roaming device.\n *          'local': use the local device (using TouchID, FaceID, Windows Hello or PIN)\n *          'roaming': use a roaming device (security key or connected phone)\n *          'both': prompt the user to choose between local or roaming device. The UI and user interaction in this case is platform specific.\n * @param {boolean} [options.attestation=false] If enabled, the device attestation and clientData will be provided as Base64url encoded binary data.\n *                                Note that this is not available on some platforms.\n * @param {'discouraged'|'preferred'|'required'} [options.discoverable] A \"discoverable\" credential can be selected using `authenticate(...)` without providing credential IDs.\n *              Instead, a native pop-up will appear for user selection.\n *              This may have an impact on the \"passkeys\" user experience and syncing behavior of the key.\n */\nexport async function register(username :string, challenge :string, options? :RegisterOptions) :Promise<RegistrationEncoded> {\n    options = options ?? {}\n\n    if(!utils.isBase64url(challenge))\n        throw new Error('Provided challenge is not properly encoded in Base64url')\n\n    const creationOptions :PublicKeyCredentialCreationOptions = {\n        challenge: utils.parseBase64url(challenge),\n        rp: {\n            id: window.location.hostname,\n            name: window.location.hostname\n        },\n        user: {\n            id: options.userHandle ? utils.toBuffer(options.userHandle) : await utils.sha256(new TextEncoder().encode('passwordless.id-user:' + username)), // ID should not be directly \"identifiable\" for privacy concerns\n            name: username,\n            displayName: username,\n        },\n        pubKeyCredParams: [\n            {alg: -7, type: \"public-key\"},   // ES256 (Webauthn's default algorithm)\n            {alg: -257, type: \"public-key\"}, // RS256 (for Windows Hello and others)\n        ],\n        timeout: options.timeout ?? 60000,\n        authenticatorSelection: {\n            userVerification: options.userVerification ?? \"required\", // Webauthn default is \"preferred\"\n            authenticatorAttachment: await getAuthAttachment(options.authenticatorType ?? \"auto\"),\n            residentKey: options.discoverable ?? 'preferred', // official default is 'discouraged'\n            requireResidentKey: (options.discoverable === 'required') // mainly for backwards compatibility, see https://www.w3.org/TR/webauthn/#dictionary-authenticatorSelection\n        },\n        attestation: options.attestation ? \"direct\" : \"none\"\n    }\n\n    if(options.debug)\n        console.debug(creationOptions)\n\n    const credential = await navigator.credentials.create({publicKey: creationOptions}) as any //PublicKeyCredential\n    \n    if(options.debug)\n        console.debug(credential)\n   \n    const response = credential.response as any // AuthenticatorAttestationResponse\n    \n    let registration :RegistrationEncoded = {\n        username: username,\n        credential: {\n            id: credential.id,\n            publicKey: utils.toBase64url(response.getPublicKey()),\n            algorithm: getAlgoName(credential.response.getPublicKeyAlgorithm())\n        },\n        authenticatorData: utils.toBase64url(response.getAuthenticatorData()),\n        clientData: utils.toBase64url(response.clientDataJSON),\n    }\n\n    if(options.attestation) {\n        registration.attestationData = utils.toBase64url(response.attestationObject)\n    }\n\n    return registration\n}\n\n\nasync function getTransports(authType :AuthType) :Promise<AuthenticatorTransport[]> {\n    const local  :AuthenticatorTransport[] = ['internal']\n\n    // 'hybrid' was added mid-2022 in the specs and currently not yet available in the official dom types\n    // @ts-ignore\n    const roaming :AuthenticatorTransport[] = ['hybrid', 'usb', 'ble', 'nfc']\n    \n    if(authType === \"local\")\n        return local\n    if(authType == \"roaming\" || authType === \"extern\")\n        return roaming\n    if(authType === \"both\")\n        return [...local, ...roaming]\n\n    // the default case: \"auto\", depending on device capabilities\n    try {\n        if(await isLocalAuthenticator())\n            return local\n        else\n            return roaming\n    } catch(e) {\n        return [...local, ...roaming]\n    }\n}\n\n\n/**\n * Signs a challenge using one of the provided credentials IDs in order to authenticate the user.\n *\n * @param {string[]} credentialIds The list of credential IDs that can be used for signing.\n * @param {string} challenge A server-side randomly generated string, the base64 encoded version will be signed.\n * @param {Object} [options] Optional parameters.\n * @param {number} [options.timeout=60000] Number of milliseconds the user has to respond to the biometric/PIN check.\n * @param {'required'|'preferred'|'discouraged'} [options.userVerification='required'] Whether to prompt for biometric/PIN check or not.\n * @param {'optional'|'conditional'|'required'|'silent'} [options.mediation='optional'] https://developer.mozilla.org/en-US/docs/Web/API/CredentialsContainer/get#mediation\n */\nexport async function authenticate(credentialIds :string[], challenge :string, options? :AuthenticateOptions) :Promise<AuthenticationEncoded> {\n    options = options ?? {}\n\n    if(!utils.isBase64url(challenge))\n        throw new Error('Provided challenge is not properly encoded in Base64url')\n\n    const transports = await getTransports(options.authenticatorType ?? \"auto\");\n\n    let authOptions :PublicKeyCredentialRequestOptions = {\n        challenge: utils.parseBase64url(challenge),\n        rpId: window.location.hostname,\n        allowCredentials: credentialIds.map(id => { return {\n            id: utils.parseBase64url(id),\n            type: 'public-key',\n            transports: transports,\n        }}),\n        userVerification: options.userVerification ?? \"required\",\n        timeout: options.timeout ?? 60000,\n    }\n\n    if(options.debug)\n        console.debug(authOptions)\n\n    let auth = await navigator.credentials.get({publicKey: authOptions, mediation: options.mediation}) as PublicKeyCredential\n    \n    if(options.debug)\n        console.debug(auth)\n\n    const response = auth.response as AuthenticatorAssertionResponse\n    \n    const authentication :AuthenticationEncoded = {\n        credentialId: auth.id,\n        //userHash: utils.toBase64url(response.userHandle), // unreliable, optional for authenticators\n        authenticatorData: utils.toBase64url(response.authenticatorData),\n        clientData: utils.toBase64url(response.clientDataJSON),\n        signature: utils.toBase64url(response.signature),\n    }\n\n    return authentication\n}\n\n", "/********************************\n     Encoding/Decoding Utils\n********************************/\n\nexport function randomChallenge() {\n    return crypto.randomUUID()\n}\n\n\nexport function toBuffer(txt :string) :ArrayBuffer {\n    return Uint8Array.from(txt, c => c.charCodeAt(0)).buffer\n}\n\nexport function parseBuffer(buffer :ArrayBuffer) :string {\n    return String.fromCharCode(...new Uint8Array(buffer))\n}\n\n\nexport function isBase64url(txt :string) :boolean {\n    return txt.match(/^[a-zA-Z0-9\\-_]+=*$/) !== null\n}\n\nexport function toBase64url(buffer :ArrayBuffer) :string {\n    const txt = btoa(parseBuffer(buffer)) // base64\n    return txt.replaceAll('+', '-').replaceAll('/', '_')\n}\n\nexport function parseBase64url(txt :string) :ArrayBuffer {\n    txt = txt.replaceAll('-', '+').replaceAll('_', '/') // base64url -> base64\n    return toBuffer(atob(txt))\n}\n\n\nexport async function sha256(buffer :ArrayBuffer) :Promise<ArrayBuffer> {\n    return await crypto.subtle.digest('SHA-256', buffer)\n}\n\nexport function bufferToHex (buffer :ArrayBuffer) :string {\n    return [...new Uint8Array (buffer)]\n        .map (b => b.toString (16).padStart (2, \"0\"))\n        .join (\"\");\n}\n\n\nexport function concatenateBuffers(buffer1 :ArrayBuffer, buffer2  :ArrayBuffer) {\n    var tmp = new Uint8Array(buffer1.byteLength + buffer2.byteLength);\n    tmp.set(new Uint8Array(buffer1), 0);\n    tmp.set(new Uint8Array(buffer2), buffer1.byteLength);\n    return tmp;\n  };", "import { parseAuthentication, parseRegistration } from \"./parsers.js\";\nimport { AuthenticationEncoded, AuthenticationParsed, CredentialKey, NamedAlgo, RegistrationEncoded, RegistrationParsed } from \"./types.js\";\nimport * as utils from './utils.js'\n\n\nasync function isValid(validator :any, value :any) :Promise<boolean> {\n   if(typeof validator === 'function') {\n        const res = validator(value)\n        if(res instanceof Promise)\n            return await res\n        else\n            return res\n    }\n    // the validator can be a single value too\n    return validator === value\n}\n\nasync function isNotValid(validator :any, value :any) :Promise<boolean> {\n    return !(await isValid(validator, value))\n}\n\ninterface RegistrationChecks {\n    challenge: string | Function,\n    origin: string | Function\n}\n\n\nexport async function verifyRegistration(registrationRaw: RegistrationEncoded, expected: RegistrationChecks): Promise<RegistrationParsed> {\n    const registration = parseRegistration(registrationRaw)\n    registration.client.challenge\n\n    if (registration.client.type !== \"webauthn.create\")\n        throw new Error(`Unexpected ClientData type: ${registration.client.type}`)\n\n    if (await isNotValid(expected.origin, registration.client.origin))\n        throw new Error(`Unexpected ClientData origin: ${registration.client.origin}`)\n\n    if (await isNotValid(expected.challenge, registration.client.challenge))\n        throw new Error(`Unexpected ClientData challenge: ${registration.client.challenge}`)\n\n    return registration\n}\n\n\ninterface AuthenticationChecks {\n    challenge: string | Function,\n    origin: string | Function,\n    userVerified: boolean,\n    counter?: number, // Made optional according to https://github.com/passwordless-id/webauthn/issues/38\n    verbose?: boolean\n}\n\n\nexport async function verifyAuthentication(authenticationRaw: AuthenticationEncoded, credential: CredentialKey, expected: AuthenticationChecks): Promise<AuthenticationParsed> {\n    if (authenticationRaw.credentialId !== credential.id)\n        throw new Error(`Credential ID mismatch: ${authenticationRaw.credentialId} vs ${credential.id}`)\n\n    const isValidSignature: boolean = await verifySignature({\n        algorithm: credential.algorithm,\n        publicKey: credential.publicKey,\n        authenticatorData: authenticationRaw.authenticatorData,\n        clientData: authenticationRaw.clientData,\n        signature: authenticationRaw.signature,\n        verbose: expected.verbose\n    })\n\n    if(!isValidSignature)\n        throw new Error(`Invalid signature: ${authenticationRaw.signature}`)\n\n    const authentication = parseAuthentication(authenticationRaw)\n\n    if (authentication.client.type !== \"webauthn.get\")\n        throw new Error(`Unexpected clientData type: ${authentication.client.type}`)\n\n    if (await isNotValid(expected.origin, authentication.client.origin))\n        throw new Error(`Unexpected ClientData origin: ${authentication.client.origin}`)\n\n    if (await isNotValid(expected.challenge, authentication.client.challenge))\n        throw new Error(`Unexpected ClientData challenge: ${authentication.client.challenge}`)\n\n    // this only works because we consider `rp.origin` and `rp.id` to be the same during authentication/registration\n    const rpId = new URL(authentication.client.origin).hostname\n    const expectedRpIdHash = utils.toBase64url(await utils.sha256(utils.toBuffer(rpId)))\n    if (authentication.authenticator.rpIdHash !== expectedRpIdHash)\n        throw new Error(`Unexpected RpIdHash: ${authentication.authenticator.rpIdHash} vs ${expectedRpIdHash}`)\n\n    if (!authentication.authenticator.flags.userPresent)\n        throw new Error(`Unexpected authenticator flags: missing userPresent`)\n\n    if (!authentication.authenticator.flags.userVerified && expected.userVerified)\n        throw new Error(`Unexpected authenticator flags: missing userVerified`)\n\n    if (expected.counter && authentication.authenticator.counter <= expected.counter)\n        throw new Error(`Unexpected authenticator counter: ${authentication.authenticator.counter} (should be > ${expected.counter})`)\n\n    return authentication\n}\n\n\n// https://w3c.github.io/webauthn/#sctn-public-key-easy\n// https://www.iana.org/assignments/cose/cose.xhtml#algorithms\n/*\nUser agents MUST be able to return a non-null value for getPublicKey() when the credential public key has a COSEAlgorithmIdentifier value of:\n\n-7 (ES256), where kty is 2 (with uncompressed points) and crv is 1 (P-256).\n\n-257 (RS256).\n\n-8 (EdDSA), where crv is 6 (Ed25519).\n*/\nfunction getAlgoParams(algorithm: NamedAlgo): any {\n    switch (algorithm) {\n        case 'RS256':\n            return {\n                name: 'RSASSA-PKCS1-v1_5',\n                hash: 'SHA-256'\n            };\n        case 'ES256':\n            return {\n                name: 'ECDSA',\n                namedCurve: 'P-256',\n                hash: 'SHA-256',\n            };\n        // case 'EdDSA': Not supported by browsers\n        default:\n            throw new Error(`Unknown or unsupported crypto algorithm: ${algorithm}. Only 'RS256' and 'ES256' are supported.`)\n    }\n}\n\ntype AlgoParams = AlgorithmIdentifier | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | AesKeyAlgorithm\n\nasync function parseCryptoKey(algoParams: AlgoParams, publicKey: string): Promise<CryptoKey> {\n    const buffer = utils.parseBase64url(publicKey)\n    return crypto.subtle.importKey('spki', buffer, algoParams, false, ['verify'])\n}\n\n\n\ntype VerifyParams = {\n    algorithm: NamedAlgo,\n    publicKey: string, // Base64url encoded\n    authenticatorData: string, // Base64url encoded\n    clientData: string, // Base64url encoded\n    signature: string, // Base64url encoded\n    verbose?: boolean, // Enables debug logs containing sensitive data like crypto keys\n}\n\n\n// https://w3c.github.io/webauthn/#sctn-verifying-assertion\n// https://w3c.github.io/webauthn/#sctn-signature-attestation-types\n/* Emphasis mine:\n\n6.5.6. Signature Formats for Packed Attestation, FIDO U2F Attestation, and **Assertion Signatures**\n\n[...] For COSEAlgorithmIdentifier -7 (ES256) [...] the sig value MUST be encoded as an ASN.1 [...]\n[...] For COSEAlgorithmIdentifier -257 (RS256) [...] The signature is not ASN.1 wrapped.\n[...] For COSEAlgorithmIdentifier -37 (PS256) [...] The signature is not ASN.1 wrapped.\n*/\n// see also https://gist.github.com/philholden/50120652bfe0498958fd5926694ba354\nexport async function verifySignature({ algorithm, publicKey, authenticatorData, clientData, signature, verbose }: VerifyParams): Promise<boolean> {\n    const algoParams = getAlgoParams(algorithm)\n    let cryptoKey = await parseCryptoKey(algoParams, publicKey)\n    \n    if(verbose) {\n        console.debug(cryptoKey)\n    }\n\n    let clientHash = await utils.sha256(utils.parseBase64url(clientData));\n\n    // during \"login\", the authenticatorData is exactly 37 bytes\n    let comboBuffer = utils.concatenateBuffers(utils.parseBase64url(authenticatorData), clientHash)\n\n    if(verbose) {\n        console.debug('Crypto Algo: ' + JSON.stringify(algoParams))\n        console.debug('Public key: ' + publicKey)\n        console.debug('Data: ' + utils.toBase64url(comboBuffer))\n        console.debug('Signature: ' + signature)\n    }\n\n    // https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/verify\n    let signatureBuffer = utils.parseBase64url(signature)\n    if(algorithm == 'ES256')\n        signatureBuffer = convertASN1toRaw(signatureBuffer)\n\n    const isValid = await crypto.subtle.verify(algoParams, cryptoKey, signatureBuffer, comboBuffer)\n\n    return isValid\n}\n\nfunction convertASN1toRaw(signatureBuffer :ArrayBuffer) {\n    // Convert signature from ASN.1 sequence to \"raw\" format\n    const usignature = new Uint8Array(signatureBuffer);\n    const rStart = usignature[4] === 0 ? 5 : 4;\n    const rEnd = rStart + 32;\n    const sStart = usignature[rEnd + 2] === 0 ? rEnd + 3 : rEnd + 2;\n    const r = usignature.slice(rStart, rEnd);\n    const s = usignature.slice(sStart);\n    return new Uint8Array([...r, ...s]);\n}", "import * as authenticators from './authenticators.js'\nimport * as utils from './utils.js'\nimport { AuthenticatorInfo, ClientInfo, RegistrationEncoded, RegistrationParsed, AuthenticationEncoded, AuthenticationParsed } from './types'\n\nconst utf8Decoder = new TextDecoder('utf-8')\n\nexport function parseClient(data :string|ArrayBuffer) :ClientInfo {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return JSON.parse(utf8Decoder.decode(data))\n}\n\n\nexport function parseAuthenticator(data :string|ArrayBuffer) :AuthenticatorInfo {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return authenticators.parseAuthBuffer(data)\n}\n\n\nexport function parseAttestation(data :string|ArrayBuffer) :unknown {\n    if(typeof data == 'string')\n        data = utils.parseBase64url(data)\n    return 'Really complex to parse. Good luck with that one!'\n}\n\n\n\nexport function parseRegistration(registration :RegistrationEncoded) :RegistrationParsed {\n    return {\n        username: registration.username,\n        credential: registration.credential,\n\n        client:        parseClient(registration.clientData),\n        authenticator: parseAuthenticator(registration.authenticatorData),\n        attestation:   registration.attestationData ? parseAttestation(registration.attestationData) : null\n    }\n}\n\nexport function parseAuthentication(authentication :AuthenticationEncoded) :AuthenticationParsed {\n    return {\n        credentialId:  authentication.credentialId,\n        client:        parseClient(authentication.clientData),\n        authenticator: parseAuthenticator(authentication.authenticatorData),\n        signature: authentication.signature\n    }\n}", "/**\n * The source comes from\n * \"official\" https://mds.fidoalliance.org/\n * and the\n * \"community-driven\" https://github.com/passkeydeveloper/passkey-authenticator-aaguids\n * combined together.\n */\nexport const authenticatorMetadata :Record<string, string> = {\n  \"ea9b8d66-4d01-1d21-3ce4-b6b48cb575d4\": \"Google Password Manager\",\n  \"adce0002-35bc-c60a-648b-0b25f1f05503\": \"Chrome on Mac\",\n  \"08987058-cadc-4b81-b6e1-30de50dcbe96\": \"Windows Hello Hardware Authenticator\",\n  \"9ddd1817-af5a-4672-a2b9-3e3dd95000a9\": \"Windows Hello VBS Hardware Authenticator\",\n  \"6028b017-b1d4-4c02-b4b3-afcdafc96bb2\": \"Windows Hello Software Authenticator\",\n  \"dd4ec289-e01d-41c9-bb89-70fa845d4bf2\": \"iCloud Keychain (Managed)\",\n  \"531126d6-e717-415c-9320-3d9aa6981239\": \"Dashlane\",\n  \"bada5566-a7aa-401f-bd96-45619a55120d\": \"1Password\",\n  \"b84e4048-15dc-4dd0-8640-f4f60813c8af\": \"NordPass\",\n  \"0ea242b4-43c4-4a1b-8b17-dd6d0b6baec6\": \"Keeper\",\n  \"f3809540-7f14-49c1-a8b3-8f813b225541\": \"Enpass\",\n  \"b5397666-4885-aa6b-cebf-e52262a439a2\": \"Chromium Browser\",\n  \"771b48fd-d3d4-4f74-9232-fc157ab0507a\": \"Edge on Mac\",\n  \"39a5647e-1853-446c-a1f6-a79bae9f5bc7\": \"IDmelon Android Authenticator\",\n  \"d548826e-79b4-db40-a3d8-11116f7e8349\": \"Bitwarden\",\n  \"fbfc3007-154e-4ecc-8c0b-6e020557d7bd\": \"iCloud Keychain\",\n  \"53414d53-554e-4700-0000-000000000000\": \"Samsung Pass\",\n  \"66a0ccb3-bd6a-191f-ee06-e375c50b9846\": \"Thales Bio iOS SDK\",\n  \"8836336a-f590-0921-301d-46427531eee6\": \"Thales Bio Android SDK\",\n  \"cd69adb5-3c7a-deb9-3177-6800ea6cb72a\": \"Thales PIN Android SDK\",\n  \"17290f1e-c212-34d0-1423-365d729f09d9\": \"Thales PIN iOS SDK\",\n  \"fcb1bcb4-f370-078c-6993-bc24d0ae3fbe\": \"Ledger Nano X FIDO2 Authenticator\",\n  \"5626bed4-e756-430b-a7ff-ca78c8b12738\": \"VALMIDO PRO FIDO\",\n  \"95e4d58c-056e-4a65-866d-f5a69659e880\": \"TruU Windows Authenticator\",\n  \"9c835346-796b-4c27-8898-d6032f515cc5\": \"Cryptnox FIDO2\",\n  \"0d9b2e56-566b-c393-2940-f821b7f15d6d\": \"Excelsecu eSecu FIDO2 Pro Security Key\",\n  \"c5ef55ff-ad9a-4b9f-b580-adebafe026d0\": \"YubiKey 5 Series with Lightning\",\n  \"664d9f67-84a2-412a-9ff7-b4f7d8ee6d05\": \"OpenSK authenticator\",\n  \"3789da91-f943-46bc-95c3-50ea2012f03a\": \"NEOWAVE Winkeo FIDO2\",\n  \"fa2b99dc-9e39-4257-8f92-4a30d23c4118\": \"YubiKey 5 Series with NFC\",\n  \"69700f79-d1fb-472e-bd9b-a3a3b9a9eda0\": \"Pone Biometrics OFFPAD Authenticator\",\n  \"89b19028-256b-4025-8872-255358d950e4\": \"Sentry Enterprises CTAP2 Authenticator\",\n  \"4e768f2c-5fab-48b3-b300-220eb487752b\": \"Hideez Key 4 FIDO2 SDK\",\n  \"931327dd-c89b-406c-a81e-ed7058ef36c6\": \"Swissbit iShield Key FIDO2\",\n  \"8d1b1fcb-3c76-49a9-9129-5515b346aa02\": \"IDEMIA ID-ONE Card\",\n  \"454e5346-4944-4ffd-6c93-8e9267193e9a\": \"Ensurity ThinC\",\n  \"e1a96183-5016-4f24-b55b-e3ae23614cc6\": \"ATKey.Pro CTAP2.0\",\n  \"9d3df6ba-282f-11ed-a261-0242ac120002\": \"Arculus FIDO2/U2F Key Card\",\n  \"fbefdf68-fe86-0106-213e-4d5fa24cbe2e\": \"Excelsecu eSecu FIDO2 NFC Security Key\",\n  \"ab32f0c6-2239-afbb-c470-d2ef4e254db7\": \"TOKEN2 FIDO2 Security Key\",\n  \"973446ca-e21c-9a9b-99f5-9b985a67af0f\": \"ACS FIDO Authenticator Card\",\n  \"1105e4ed-af1d-02ff-ffff-ffffffffffff\": \"Egomet FIDO2 Authenticator for Android\",\n  \"a4e9fc6d-4cbe-4758-b8ba-37598bb5bbaa\": \"Security Key NFC by Yubico\",\n  \"0acf3011-bc60-f375-fb53-6f05f43154e0\": \"Nymi FIDO2 Authenticator\",\n  \"d91c5288-0ef0-49b7-b8ae-21ca0aa6b3f3\": \"KEY-ID FIDO2 Authenticator\",\n  \"4c50ff10-1057-4fc6-b8ed-43a529530c3c\": \"ImproveID Authenticator\",\n  \"ee041bce-25e5-4cdb-8f86-897fd6418464\": \"Feitian ePass FIDO2-NFC Authenticator\",\n  \"efb96b10-a9ee-4b6c-a4a9-d32125ccd4a4\": \"Safenet eToken FIDO\",\n  \"4b3f8944-d4f2-4d21-bb19-764a986ec160\": \"KeyXentic FIDO2 Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"4c0cf95d-2f40-43b5-ba42-4c83a11c04ba\": \"Feitian BioPass FIDO2 Pro Authenticator\",\n  \"5343502d-5343-5343-6172-644649444f32\": \"ESS Smart Card Inc. Authenticator\",\n  \"09591fc6-9811-48f7-8f57-b9f23df6413f\": \"Pone Biometrics OFFPAD Authenticator\",\n  \"7e3f3d30-3557-4442-bdae-139312178b39\": \"RSA DS100\",\n  \"73bb0cd4-e502-49b8-9c6f-b59445bf720b\": \"YubiKey 5 FIPS Series\",\n  \"149a2021-8ef6-4133-96b8-81f8d5b7f1f5\": \"Security Key by Yubico with NFC\",\n  \"175cd298-83d2-4a26-b637-313c07a6434e\": \"Chunghwa Telecom FIDO2 Smart Card Authenticator\",\n  \"3b1adb99-0dfe-46fd-90b8-7f7614a4de2a\": \"GoTrust Idem Key FIDO2 Authenticator\",\n  \"998f358b-2dd2-4cbe-a43a-e8107438dfb3\": \"OnlyKey Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"61250591-b2bc-4456-b719-0b17be90bb30\": \"eWBM eFPA FIDO2 Authenticator\",\n  \"f8a011f3-8c0a-4d15-8006-17111f9edc7d\": \"Security Key by Yubico\",\n  \"8976631b-d4a0-427f-5773-0ec71c9e0279\": \"Solo Tap Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"516d3969-5a57-5651-5958-4e7a49434167\": \"SmartDisplayer BobeePass FIDO2 Authenticator\",\n  \"2c0df832-92de-4be1-8412-88a8f074df4a\": \"Feitian FIDO Smart Card\",\n  \"c5703116-972b-4851-a3e7-ae1259843399\": \"NEOWAVE Badgeo FIDO2\",\n  \"c80dbd9a-533f-4a17-b941-1a2f1c7cedff\": \"HID Crescendo C3000\",\n  \"820d89ed-d65a-409e-85cb-f73f0578f82a\": \"IDmelon iOS Authenticator\",\n  \"b6ede29c-3772-412c-8a78-539c1f4c62d2\": \"Feitian BioPass FIDO2 Plus Authenticator\",\n  \"85203421-48f9-4355-9bc8-8a53846e5083\": \"YubiKey 5 FIPS Series with Lightning\",\n  \"d821a7d4-e97c-4cb6-bd82-4237731fd4be\": \"Hyper FIDO Bio Security Key\",\n  \"9876631b-d4a0-427f-5773-0ec71c9e0279\": \"Somu Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"f4c63eff-d26c-4248-801c-3736c7eaa93a\": \"FIDO KeyPass S3\",\n  \"d384db22-4d50-ebde-2eac-5765cf1e2a44\": \"Excelsecu eSecu FIDO2 Fingerprint Security Key\",\n  \"b93fd961-f2e6-462f-b122-82002247de78\": \"Android Authenticator with SafetyNet Attestation\",\n  \"2fc0579f-8113-47ea-b116-bb5a8db9202a\": \"YubiKey 5 Series with NFC\",\n  \"d8522d9f-575b-4866-88a9-ba99fa02f35b\": \"YubiKey Bio Series\",\n  \"50a45b0c-80e7-f944-bf29-f552bfa2e048\": \"ACS FIDO Authenticator\",\n  \"f7c558a0-f465-11e8-b568-0800200c9a66\": \"KONAI Secp256R1 FIDO2 Conformance Testing CTAP2 Authenticator\",\n  \"3f59672f-20aa-4afe-b6f4-7e5e916b6d98\": \"Arculus FIDO 2.1 Key Card [P71]\",\n  \"42b4fb4a-2866-43b2-9bf7-6c6669c2e5d3\": \"Google Titan Security Key v2\",\n  \"361a3082-0278-4583-a16f-72a527f973e4\": \"eWBM eFA500 FIDO2 Authenticator\",\n  \"692db549-7ae5-44d5-a1e5-dd20a493b723\": \"HID Crescendo Key\",\n  \"bbf4b6a7-679d-f6fc-c4f2-8ac0ddf9015a\": \"Excelsecu eSecu FIDO2 PRO Security Key\",\n  \"3e22415d-7fdf-4ea4-8a0c-dd60c4249b9d\": \"Feitian iePass FIDO Authenticator\",\n  \"aeb6569c-f8fb-4950-ac60-24ca2bbe2e52\": \"HID Crescendo C2300\",\n  \"87dbc5a1-4c94-4dc8-8a47-97d800fd1f3c\": \"eWBM eFA320 FIDO2 Authenticator\",\n  \"9f0d8150-baa5-4c00-9299-ad62c8bb4e87\": \"GoTrust Idem Card FIDO2 Authenticator\",\n  \"12ded745-4bed-47d4-abaa-e713f51d6393\": \"Feitian AllinOne FIDO2 Authenticator\",\n  \"88bbd2f0-342a-42e7-9729-dd158be5407a\": \"Precision InnaIT Key FIDO 2 Level 2 certified\",\n  \"34f5766d-1536-4a24-9033-0e294e510fb0\": \"YubiKey 5 Series CTAP2.1 Preview Expired \",\n  \"83c47309-aabb-4108-8470-8be838b573cb\": \"YubiKey Bio Series (Enterprise Profile)\",\n  \"be727034-574a-f799-5c76-0929e0430973\": \"Crayonic KeyVault K1 (USB-NFC-BLE FIDO2 Authenticator)\",\n  \"ca87cb70-4c1b-4579-a8e8-4efdd7c007e0\": \"FIDO Alliance TruU Sample FIDO2 Authenticator\",\n  \"58b44d0b-0a7c-f33a-fd48-f7153c871352\": \"Ledger Nano S Plus FIDO2 Authenticator\",\n  \"07a9f89c-6407-4594-9d56-621d5f1e358b\": \"NXP Semiconductros FIDO2 Conformance Testing CTAP2 Authenticator\",\n  \"d61d3b87-3e7c-4aea-9c50-441c371903ad\": \"KeyVault Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"5ca1ab1e-1337-fa57-f1d0-a117e71ca702\": \"Allthenticator App: roaming BLE FIDO2 Allthenticator for Windows, Mac, Linux, and Allthenticate door readers\",\n  \"b92c3f9a-c014-4056-887f-140a2501163b\": \"Security Key by Yubico\",\n  \"54d9fee8-e621-4291-8b18-7157b99c5bec\": \"HID Crescendo Enabled\",\n  \"20f0be98-9af9-986a-4b42-8eca4acb28e4\": \"Excelsecu eSecu FIDO2 Fingerprint Security Key\",\n  \"ab32f0c6-2239-afbb-c470-d2ef4e254db6\": \"TEST (DUMMY RECORD)\",\n  \"30b5035e-d297-4fc1-b00b-addc96ba6a97\": \"OneSpan FIDO Touch\",\n  \"6d44ba9b-f6ec-2e49-b930-0c8fe920cb73\": \"Security Key by Yubico with NFC\",\n  \"eabb46cc-e241-80bf-ae9e-96fa6d2975cf\": \"TOKEN2 PIN Plus Security Key Series \",\n  \"e416201b-afeb-41ca-a03d-2281c28322aa\": \"ATKey.Pro CTAP2.1\",\n  \"cfcb13a2-244f-4b36-9077-82b79d6a7de7\": \"USB/NFC Passcode Authenticator\",\n  \"91ad6b93-264b-4987-8737-3a690cad6917\": \"Token Ring FIDO2 Authenticator\",\n  \"9f77e279-a6e2-4d58-b700-31e5943c6a98\": \"Hyper FIDO Pro\",\n  \"0bb43545-fd2c-4185-87dd-feb0b2916ace\": \"Security Key NFC by Yubico - Enterprise Edition\",\n  \"73402251-f2a8-4f03-873e-3cb6db604b03\": \"uTrust FIDO2 Security Key\",\n  \"c1f9a0bc-1dd2-404a-b27f-8e29047a43fd\": \"YubiKey 5 FIPS Series with NFC\",\n  \"504d7149-4e4c-3841-4555-55445a677357\": \"WiSECURE AuthTron USB FIDO2 Authenticator\",\n  \"a3975549-b191-fd67-b8fb-017e2917fdb3\": \"Excelsecu eSecu FIDO2 NFC Security Key\",\n  \"da1fa263-8b25-42b6-a820-c0036f21ba7f\": \"ATKey.Card NFC\",\n  \"6002f033-3c07-ce3e-d0f7-0ffe5ed42543\": \"Excelsecu eSecu FIDO2 Fingerprint Key\",\n  \"5fdb81b8-53f0-4967-a881-f5ec26fe4d18\": \"VinCSS FIDO2 Authenticator\",\n  \"2d3bec26-15ee-4f5d-88b2-53622490270b\": \"HID Crescendo Key V2\",\n  \"cb69481e-8ff7-4039-93ec-0a2729a154a8\": \"YubiKey 5 Series\",\n  \"0076631b-d4a0-427f-5773-0ec71c9e0279\": \"HYPR FIDO2 Authenticator\",\n  \"d7a423ad-3e19-4492-9200-78137dccc136\": \"VivoKey Apex FIDO2\",\n  \"ba76a271-6eb6-4171-874d-b6428dbe3437\": \"ATKey.ProS\",\n  \"ee882879-721c-4913-9775-3dfcce97072a\": \"YubiKey 5 Series\",\n  \"8876631b-d4a0-427f-5773-0ec71c9e0279\": \"Solo Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"fec067a1-f1d0-4c5e-b4c0-cc3237475461\": \"KX701 SmartToken FIDO\",\n  \"30b5035e-d297-4ff1-b00b-addc96ba6a98\": \"OneSpan DIGIPASS FX1 BIO\",\n  \"b267239b-954f-4041-a01b-ee4f33c145b6\": \"authenton1 - CTAP2.1\",\n  \"b50d5e0a-7f81-4959-9b12-f45407407503\": \"IDPrime 3940 FIDO\",\n  \"8c97a730-3f7b-41a6-87d6-1e9b62bda6f0\": \"FT-JCOS FIDO Fingerprint Card\",\n  \"99bf4610-ec26-4252-b31f-7380ccd59db5\": \"ZTPass Card\",\n  \"a1f52be5-dfab-4364-b51c-2bd496b14a56\": \"OCTATCO EzFinger2 FIDO2 AUTHENTICATOR\",\n  \"ba86dc56-635f-4141-aef6-00227b1b9af6\": \"TruU Windows Authenticator\",\n  \"3e078ffd-4c54-4586-8baa-a77da113aec5\": \"Hideez Key 3 FIDO2\",\n  \"ec31b4cc-2acc-4b8e-9c01-bade00ccbe26\": \"KeyXentic FIDO2 Secp256R1 FIDO2 CTAP2 Authenticator\",\n  \"d41f5a69-b817-4144-a13c-9ebd6d9254d6\": \"ATKey.Card CTAP2.0\",\n  \"95442b2e-f15e-4def-b270-efb106facb4e\": \"eWBM eFA310 FIDO2 Authenticator\",\n  \"cdbdaea2-c415-5073-50f7-c04e968640b6\": \"Excelsecu eSecu FIDO2 Security Key\",\n  \"bc2fe499-0d8e-4ffe-96f3-94a82840cf8c\": \"OCTATCO EzQuant FIDO2 AUTHENTICATOR\",\n  \"eb3b131e-59dc-536a-d176-cb7306da10f5\": \"ellipticSecure MIRkey USB Authenticator\",\n  \"1c086528-58d5-f211-823c-356786e36140\": \"Atos CardOS FIDO2\",\n  \"77010bd7-212a-4fc9-b236-d2ca5e9d4084\": \"Feitian BioPass FIDO2 Authenticator\",\n  \"d94a29d9-52dd-4247-9c2d-8b818b610389\": \"VeriMark Guard Fingerprint Key\",\n  \"833b721a-ff5f-4d00-bb2e-bdda3ec01e29\": \"Feitian ePass FIDO2 Authenticator\"\n}", "import { authenticatorMetadata } from './authenticatorMetadata.js'\nimport * as utils from './utils.js'\n\n\nexport function parseAuthBuffer(authData :ArrayBuffer) {\n    //console.debug(authData)\n    let flags = new DataView(authData.slice(32,33)).getUint8(0)\n    //console.debug(flags)\n\n    // https://w3c.github.io/webauthn/#sctn-authenticator-data\n    let parsed :any = {\n        rpIdHash: utils.toBase64url(authData.slice(0,32)),\n            flags: {\n                 userPresent: !!(flags & 1),\n                 //reserved1: !!(flags & 2),\n                 userVerified: !!(flags &  4),\n                 backupEligibility: !!(flags & 8),\n                 backupState: !!(flags & 16),\n                 //reserved2: !!(flags & 32),\n                 attestedData: !!(flags & 64),\n                 extensionsIncluded: !!(flags & 128)\n            },\n            counter: new DataView(authData.slice(33,37)).getUint32(0, false),  // Big-Endian!\n    }\n\n    if(authData.byteLength > 37) {\n        // registration contains additional data\n\n        const aaguid = extractAaguid(authData)\n        // https://w3c.github.io/webauthn/#attested-credential-data\n        //let credentialLength = new DataView(authData.slice(53,55)).getUint16(0, false) // Big-Endian!\n        \n        parsed = {\n            ...parsed,\n            aaguid, // bytes 37->53\n            name: authenticatorMetadata[aaguid] ?? 'Unknown',\n            \n            // credentialBytes, // bytes 53->55: credential length\n            // credentialId: utils.toBase64url(authData.slice(55, 55+credentialLength)),\n            //publicKey: until where? ...and it's encoded using a strange format, let's better avoid it\n            //extensions: starting where?\n        }\n    }\n\n    return parsed\n}\n\nexport function extractAaguid(authData :ArrayBuffer) :string {\n    return formatAaguid(authData.slice(37, 53)) // 16 bytes\n}\n\nfunction formatAaguid(buffer :ArrayBuffer) :string {\n    let aaguid = utils.bufferToHex(buffer)\n    aaguid = aaguid.substring(0,8) + '-' + aaguid.substring(8,12) + '-' + aaguid.substring(12,16) + '-' + aaguid.substring(16,20) + '-' + aaguid.substring(20,32)\n    return aaguid // example: \"d41f5a69-b817-4144-a13c-9ebd6d9254d6\"\n}\n\n\n\n\n/**\n * Kept for compatibility purposes.\n * @deprecated\n */\nexport function resolveAuthenticatorName(aaguid :string) :string {\n    const aaguidMetadata = updatedAuthenticatorMetadata ?? authenticatorMetadata //await getAaguidMetadata()\n    return aaguidMetadata[aaguid]\n}\n\nlet updatedAuthenticatorMetadata :any = null\n\n/**\n * Updates the built-in metadata according to raw data available at https://mds.fidoalliance.org/\n * This service delivers a list of AAGUIDs encoded as a JWT.\n * Kept for compatibility purposes.\n * @deprecated\n */\nexport async function updateDevicesMetadata() {\n    // this function is rather resource intensive and time consuming\n    // therefore, the result is cached in local storage\n    const jwt = await (await fetch(\"https://mds.fidoalliance.org\")).text()\n\n    // the response is a JWT including all AAGUIDs and their metadata\n    console.debug(jwt)\n\n    // let us ignore the JWT verification, since this is solely for descriptive purposes, not signed data\n    const payload = jwt.split('.')[1].replaceAll('-', '+').replaceAll('_', '/')\n    const json = JSON.parse(atob(payload))\n    console.debug(json)\n\n    let aaguidMetadata :any = {}\n    for(const e of json.entries) {\n        if(!e.aaguid || !e.metadataStatement)\n            continue\n\n        aaguidMetadata[e.aaguid] = e.metadataStatement.description\n    }\n\n    console.debug(aaguidMetadata)\n    updatedAuthenticatorMetadata = aaguidMetadata\n}\n", "/*\nexport * from './types'\nexport * from './webauthn'\nexport * from './parsers'\nexport * from './validation'\n*/\nimport * as client from './client.js';\nimport * as server from './server.js';\nimport * as parsers from './parsers.js';\nimport * as utils from './utils.js';\nimport { authenticatorMetadata } from './authenticatorMetadata.js'\n\nexport { client, server, parsers, utils, authenticatorMetadata }\nexport default { client, server, parsers, utils, authenticatorMetadata }\n"],
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+  "names": ["client_exports", "__export", "authenticate", "isAvailable", "isLocalAuthenticator", "register", "utils_exports", "__export", "bufferToHex", "concatenateBuffers", "isBase64url", "parseBase64url", "parseBuffer", "randomChallenge", "sha256", "toBase64url", "toBuffer", "txt", "c", "buffer", "b", "buffer1", "buffer2", "tmp", "isAvailable", "isLocalAuthenticator", "getAuthAttachment", "authType", "getAlgoName", "num", "register", "username", "challenge", "options", "isBase64url", "creationOptions", "parseBase64url", "toBuffer", "sha256", "credential", "response", "registration", "toBase64url", "getTransports", "local", "roaming", "authenticate", "credentialIds", "transports", "authOptions", "id", "auth", "server_exports", "__export", "verifyAuthentication", "verifyRegistration", "verifySignature", "parsers_exports", "__export", "parseAttestation", "parseAuthentication", "parseAuthenticator", "parseClient", "parseRegistration", "authenticatorMetadata", "parseAuthBuffer", "authData", "flags", "parsed", "toBase64url", "aaguid", "extractAaguid", "authenticatorMetadata", "formatAaguid", "buffer", "bufferToHex", "utf8Decoder", "parseClient", "data", "parseBase64url", "parseAuthenticator", "parseAuthBuffer", "parseAttestation", "parseRegistration", "registration", "parseAuthentication", "authentication", "isValid", "validator", "value", "res", "isNotValid", "verifyRegistration", "registrationRaw", "expected", "registration", "parseRegistration", "verifyAuthentication", "authenticationRaw", "credential", "verifySignature", "authentication", "parseAuthentication", "rpId", "expectedRpIdHash", "toBase64url", "sha256", "toBuffer", "getAlgoParams", "algorithm", "parseCryptoKey", "algoParams", "publicKey", "buffer", "parseBase64url", "authenticatorData", "clientData", "signature", "verbose", "cryptoKey", "clientHash", "comboBuffer", "concatenateBuffers", "signatureBuffer", "convertASN1toRaw", "usignature", "rStart", "rEnd", "sStart", "r", "s", "src_default", "client_exports", "server_exports", "parsers_exports", "utils_exports", "authenticatorMetadata"]
 }
diff --git a/package-lock.json b/package-lock.json
index 4ba509e..1271ccd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@passwordless-id/webauthn",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@passwordless-id/webauthn",
-      "version": "1.3.2",
+      "version": "1.3.3",
       "license": "MIT",
       "devDependencies": {
         "@babel/preset-typescript": "^7.21.4",
diff --git a/package.json b/package.json
index d44cdeb..573a900 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@passwordless-id/webauthn",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "A small wrapper around the webauthn protocol to make one's life easier.",
   "type": "module",
   "main": "dist/esm/index.js",
diff --git a/src/authenticators.ts b/src/authenticators.ts
index 4fd5b58..f9528b5 100644
--- a/src/authenticators.ts
+++ b/src/authenticators.ts
@@ -3,9 +3,9 @@ import * as utils from './utils.js'
 
 
 export function parseAuthBuffer(authData :ArrayBuffer) {
-    console.debug(authData)
+    //console.debug(authData)
     let flags = new DataView(authData.slice(32,33)).getUint8(0)
-    console.debug(flags)
+    //console.debug(flags)
 
     // https://w3c.github.io/webauthn/#sctn-authenticator-data
     let parsed :any = {
diff --git a/src/server.ts b/src/server.ts
index b28b359..ddcd69d 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -46,7 +46,8 @@ interface AuthenticationChecks {
     challenge: string | Function,
     origin: string | Function,
     userVerified: boolean,
-    counter?: number // Made optional according to https://github.com/passwordless-id/webauthn/issues/38
+    counter?: number, // Made optional according to https://github.com/passwordless-id/webauthn/issues/38
+    verbose?: boolean
 }
 
 
@@ -59,7 +60,8 @@ export async function verifyAuthentication(authenticationRaw: AuthenticationEnco
         publicKey: credential.publicKey,
         authenticatorData: authenticationRaw.authenticatorData,
         clientData: authenticationRaw.clientData,
-        signature: authenticationRaw.signature
+        signature: authenticationRaw.signature,
+        verbose: expected.verbose
     })
 
     if(!isValidSignature)
@@ -140,6 +142,7 @@ type VerifyParams = {
     authenticatorData: string, // Base64url encoded
     clientData: string, // Base64url encoded
     signature: string, // Base64url encoded
+    verbose?: boolean, // Enables debug logs containing sensitive data like crypto keys
 }
 
 
@@ -154,20 +157,25 @@ type VerifyParams = {
 [...] For COSEAlgorithmIdentifier -37 (PS256) [...] The signature is not ASN.1 wrapped.
 */
 // see also https://gist.github.com/philholden/50120652bfe0498958fd5926694ba354
-export async function verifySignature({ algorithm, publicKey, authenticatorData, clientData, signature }: VerifyParams): Promise<boolean> {
+export async function verifySignature({ algorithm, publicKey, authenticatorData, clientData, signature, verbose }: VerifyParams): Promise<boolean> {
     const algoParams = getAlgoParams(algorithm)
     let cryptoKey = await parseCryptoKey(algoParams, publicKey)
-    console.debug(cryptoKey)
+    
+    if(verbose) {
+        console.debug(cryptoKey)
+    }
 
     let clientHash = await utils.sha256(utils.parseBase64url(clientData));
 
     // during "login", the authenticatorData is exactly 37 bytes
     let comboBuffer = utils.concatenateBuffers(utils.parseBase64url(authenticatorData), clientHash)
 
-    console.debug('Crypto Algo: ' + JSON.stringify(algoParams))
-    console.debug('Public key: ' + publicKey)
-    console.debug('Data: ' + utils.toBase64url(comboBuffer))
-    console.debug('Signature: ' + signature)
+    if(verbose) {
+        console.debug('Crypto Algo: ' + JSON.stringify(algoParams))
+        console.debug('Public key: ' + publicKey)
+        console.debug('Data: ' + utils.toBase64url(comboBuffer))
+        console.debug('Signature: ' + signature)
+    }
 
     // https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/verify
     let signatureBuffer = utils.parseBase64url(signature)