diff --git a/.eslintrc.json b/.eslintrc.json
index 591518bd..3c8f9494 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,5 +1,10 @@
 {
   "root": true,
+  "settings": {
+    "react": {
+      "version": "detect"
+    }
+  },
   "ignorePatterns": [
     "**/*"
   ],
diff --git a/apps/ove-bridge/src/app/api/features/bridge/service.ts b/apps/ove-bridge/src/app/api/features/bridge/service.ts
index 6929d9b0..764625a8 100644
--- a/apps/ove-bridge/src/app/api/features/bridge/service.ts
+++ b/apps/ove-bridge/src/app/api/features/bridge/service.ts
@@ -115,7 +115,8 @@ export const service: TBridgeService = {
     try {
       await createClient(env.HARDWARE[idx]).register.mutate({
         pin,
-        key: env.PUBLIC_KEY
+        key: env.PUBLIC_KEY,
+        url: env.URL
       });
     } catch (e) {
       logger.error(e);
diff --git a/apps/ove-bridge/src/env.ts b/apps/ove-bridge/src/env.ts
index cfdf59ce..7e103af1 100644
--- a/apps/ove-bridge/src/env.ts
+++ b/apps/ove-bridge/src/env.ts
@@ -33,7 +33,8 @@ const schema = z.strictObject({
   VIDEO_STREAMS: z.array(z.string()).optional(),
   START_VIDEO_SCRIPT: z.string().optional(),
   STOP_VIDEO_SCRIPT: z.string().optional(),
-  GEOMETRY: BoundsSchema.optional()
+  GEOMETRY: BoundsSchema.optional(),
+  URL: z.string()
 });
 
 const staticConfig = {
@@ -68,7 +69,8 @@ const defaultConfig: z.infer<typeof schema> = {
     PROTOCOL: "http",
     HOSTNAME: "localhost",
     PORT: 4200
-  }
+  },
+  URL: "http://localhost:3334"
 };
 
 const configPath = path.join(app.getPath("userData"), "ove-bridge-config.json");
diff --git a/apps/ove-client/src/env.ts b/apps/ove-client/src/env.ts
index 602c6774..e605b6a3 100644
--- a/apps/ove-client/src/env.ts
+++ b/apps/ove-client/src/env.ts
@@ -14,8 +14,10 @@ const schema = z.strictObject({
     HOSTNAME: z.string(),
     PROTOCOL: z.string()
   }),
+  BRIDGE_URL: z.string().optional(),
   LOG_LEVEL: z.number().optional(),
-  AUTHORISED_CREDENTIALS: z.array(z.string())
+  AUTHORISED_CREDENTIALS: z.string().optional(),
+  AUTH_ERROR_LIMIT: z.number()
 });
 
 const staticConfig = {
@@ -25,11 +27,10 @@ const staticConfig = {
   PIN_UPDATE_DELAY: 30_000,
   TITLE: "next-ove client",
   DESCRIPTION: "Control interface for observatory rendering nodes.",
-  CHECKSITE: "www.google.com"
+  CHECKSITE: "www.google.com",
 } as const;
 
 const defaultConfig: z.infer<typeof schema> = {
-  AUTHORISED_CREDENTIALS: [],
   PORT: 3334,
   HOSTNAME: "localhost",
   PROTOCOL: "http",
@@ -37,7 +38,8 @@ const defaultConfig: z.infer<typeof schema> = {
     PORT: 4201,
     HOSTNAME: "localhost",
     PROTOCOL: "http"
-  }
+  },
+  AUTH_ERROR_LIMIT: 3
 };
 
 const configPath = path.join(app.getPath("userData"), "ove-client-config.json");
diff --git a/apps/ove-client/src/server/auth/controller.ts b/apps/ove-client/src/server/auth/controller.ts
index 5143313a..eec588fd 100644
--- a/apps/ove-client/src/server/auth/controller.ts
+++ b/apps/ove-client/src/server/auth/controller.ts
@@ -1,12 +1,27 @@
-import { env, logger } from "../../env";
+/* global clearInterval */
+
 import { state } from "../state";
+import { env, logger } from "../../env";
 
-export default ({
-  register: (pin: string, key: string) => {
+const controller = {
+  register: (pin: string, key: string, url: string) => {
     logger.info("POST /register - authenticating device");
-    if (pin === state.pin && !env.AUTHORISED_CREDENTIALS.includes(key)) {
-      env.AUTHORISED_CREDENTIALS.push(key);
+
+    if (state.authErrors <= env.AUTH_ERROR_LIMIT &&
+      pin === state.pin && env.AUTHORISED_CREDENTIALS === undefined) {
+      env.AUTHORISED_CREDENTIALS = key;
+      env.BRIDGE_URL = url;
     }
+
+    if (state.pinUpdateHandler !== null) {
+      clearInterval(state.pinUpdateHandler);
+    }
+    state.pin = "";
+    state.pinUpdateCallback = null;
+    state.pinUpdateHandler = null;
+
     return pin === state.pin;
   }
-});
+};
+
+export default controller;
diff --git a/apps/ove-client/src/server/auth/router.ts b/apps/ove-client/src/server/auth/router.ts
index 05ab7965..8c0fe2fb 100644
--- a/apps/ove-client/src/server/auth/router.ts
+++ b/apps/ove-client/src/server/auth/router.ts
@@ -1,27 +1,18 @@
-import { z } from "zod";
-import { procedure, router } from "../trpc";
 import {
-  type OVEException,
   OVEExceptionSchema,
   StatusSchema
 } from "@ove/ove-types";
-import controller from "./controller";
+import { z } from "zod";
 import { logger } from "../../env";
-
-const safe = async <T>(handler: () => T): Promise<T | OVEException> => {
-  try {
-    return handler();
-  } catch (e) {
-    logger.error(e);
-    return { oveError: (e as Error).message };
-  }
-};
+import controller from "./controller";
+import { safe } from "@ove/ove-utils";
+import { procedure, router } from "../trpc";
 
 export const authRouter = router({
   register: procedure
     .meta({ openapi: { method: "POST", path: "/register" } })
-    .input(z.object({ pin: z.string(), key: z.string() }))
+    .input(z.object({ pin: z.string(), key: z.string(), url: z.string() }))
     .output(z.union([OVEExceptionSchema, StatusSchema]))
-    .mutation(({ input: { pin, key } }) =>
-      safe(() => controller.register(pin, key)))
+    .mutation(({ input: { pin, key, url } }) =>
+      safe(logger, async () => controller.register(pin, key, url)))
 });
diff --git a/apps/ove-client/src/server/hardware/controller.ts b/apps/ove-client/src/server/hardware/controller.ts
index 6ec47c8a..9583b5b3 100644
--- a/apps/ove-client/src/server/hardware/controller.ts
+++ b/apps/ove-client/src/server/hardware/controller.ts
@@ -14,9 +14,13 @@ export const init = (
   closeWindow: (windowId: string) => boolean | null,
   triggerIPC: OutboundAPI
 ) => {
+  // TODO: if authorised, load rendering page
   service.init(createWindow, takeScreenshots, closeWindow);
-  state.pinUpdateCallback = triggerIPC["updatePin"];
-  state.pinUpdateHandler = setInterval(updatePin, env.PIN_UPDATE_DELAY);
+
+  if (env.AUTHORISED_CREDENTIALS === undefined) {
+    state.pinUpdateCallback = triggerIPC["updatePin"];
+    state.pinUpdateHandler = setInterval(updatePin, env.PIN_UPDATE_DELAY);
+  }
 };
 
 const controller: TClientService = {
diff --git a/apps/ove-client/src/server/state.ts b/apps/ove-client/src/server/state.ts
index 89416b77..38fd1ee9 100644
--- a/apps/ove-client/src/server/state.ts
+++ b/apps/ove-client/src/server/state.ts
@@ -1,5 +1,6 @@
 /* global NodeJS */
 
+import { env } from "../env";
 import { type Browser } from "@ove/ove-types";
 
 type State = {
@@ -7,24 +8,26 @@ type State = {
   pin: string
   pinUpdateCallback: ((event: string) => void) | null
   pinUpdateHandler: NodeJS.Timer | null
+  authErrors: number
 };
 
-const generatePin = () => Array(4)
+const generatePin = () => env.AUTHORISED_CREDENTIALS === undefined ? Array(4)
   .fill(0)
   .map(() => Math.floor(Math.random() * 10))
-  .join("");
+  .join("") : "";
 
 export const state: State = {
   browsers: new Map<number, Browser>(),
   pin: "initialising",
   pinUpdateCallback: null,
-  pinUpdateHandler: null
+  pinUpdateHandler: null,
+  authErrors: 0
 };
 
-export const updatePin = () => {
+export const updatePin = env.AUTHORISED_CREDENTIALS === undefined ? () => {
   state.pin = generatePin();
   if (state.pinUpdateCallback === null) {
     throw new Error("Missing pin update callback");
   }
   state.pinUpdateCallback(state.pin);
-};
+} : () => {};
diff --git a/apps/ove-client/src/server/trpc.ts b/apps/ove-client/src/server/trpc.ts
index fe78ab7e..55b9c8af 100644
--- a/apps/ove-client/src/server/trpc.ts
+++ b/apps/ove-client/src/server/trpc.ts
@@ -12,7 +12,7 @@ export const mergeRouters = trpc.mergeRouters;
 export const procedure = trpc.procedure;
 
 const isAuthed = trpc.middleware(({ ctx: { user }, next }) => {
-  if (user === null || !env.AUTHORISED_CREDENTIALS.includes(user)) {
+  if (user !== env.AUTHORISED_CREDENTIALS) {
     throw new TRPCError({ code: "UNAUTHORIZED" });
   }
 
diff --git a/docs/api/v1/client.swagger.json b/docs/api/v1/client.swagger.json
index 4e8f7986..27fc030e 100644
--- a/docs/api/v1/client.swagger.json
+++ b/docs/api/v1/client.swagger.json
@@ -619,11 +619,15 @@
                   },
                   "key": {
                     "type": "string"
+                  },
+                  "url": {
+                    "type": "string"
                   }
                 },
                 "required": [
                   "pin",
-                  "key"
+                  "key",
+                  "url"
                 ],
                 "additionalProperties": false
               }
diff --git a/libs/ove-utils/src/lib/ove-utils.ts b/libs/ove-utils/src/lib/ove-utils.ts
index f375fbdf..f640c2e8 100644
--- a/libs/ove-utils/src/lib/ove-utils.ts
+++ b/libs/ove-utils/src/lib/ove-utils.ts
@@ -59,6 +59,10 @@ export const safe = async <T>(
     return await handler();
   } catch (e) {
     logger.error(e);
-    return { oveError: (e as Error).message };
+    if (typeof e === "string") return { oveError: e };
+    else if (typeof e === "object" && e !== null && "message" in e) {
+      return { oveError: JSON.stringify(e.message) };
+    }
+    return { oveError: `UNKNOWN: ${JSON.stringify(e)}` };
   }
 };
diff --git a/libs/ui-reorderable-list/src/lib/reorderable-list/components/reorderable-item.jsx b/libs/ui-reorderable-list/src/lib/reorderable-list/components/reorderable-item.jsx
index eb9c0c63..c3fda099 100644
--- a/libs/ui-reorderable-list/src/lib/reorderable-list/components/reorderable-item.jsx
+++ b/libs/ui-reorderable-list/src/lib/reorderable-list/components/reorderable-item.jsx
@@ -1,5 +1,3 @@
-/* global ReactElement */
-
 import React, { Component, createRef } from "react";
 import PropTypes from "prop-types";
 import {