diff --git a/license-header.js b/license-header.js
index c170d5c..06e83a5 100644
--- a/license-header.js
+++ b/license-header.js
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/cli/createDidConfig.ts b/src/cli/createDidConfig.ts
index a52194a..f8dc6db 100644
--- a/src/cli/createDidConfig.ts
+++ b/src/cli/createDidConfig.ts
@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/getExtension/index.ts b/src/getExtension/index.ts
index 7ae0817..68bbf97 100644
--- a/src/getExtension/index.ts
+++ b/src/getExtension/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/index.ts b/src/index.ts
index beb9374..31611fd 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/CredentialApiMessageType.ts b/src/messaging/CredentialApiMessageType.ts
index 1a045b5..1a89149 100644
--- a/src/messaging/CredentialApiMessageType.ts
+++ b/src/messaging/CredentialApiMessageType.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/Error.ts b/src/messaging/Error.ts
index 8a92b27..58678a0 100644
--- a/src/messaging/Error.ts
+++ b/src/messaging/Error.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/Message.test.ts b/src/messaging/Message.test.ts
index 32bb690..fe141a3 100644
--- a/src/messaging/Message.test.ts
+++ b/src/messaging/Message.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
@@ -7,13 +7,6 @@
 
 /* eslint-disable @typescript-eslint/ban-ts-comment */
 
-/**
- * Copyright (c) 2018-2024, BOTLabs GmbH.
- *
- * This source code is licensed under the BSD 4-Clause "Original" license
- * found in the LICENSE file in the root directory of this source tree.
- */
-
 import { u8aToHex } from '@polkadot/util'
 import { Attestation, CType, Claim, Credential, Quote } from '@kiltprotocol/core'
 import * as Did from '@kiltprotocol/did'
diff --git a/src/messaging/MessageEnvelope.ts b/src/messaging/MessageEnvelope.ts
index 4620602..d85c0e1 100644
--- a/src/messaging/MessageEnvelope.ts
+++ b/src/messaging/MessageEnvelope.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/index.ts b/src/messaging/index.ts
index 05ce19d..e7f85ff 100644
--- a/src/messaging/index.ts
+++ b/src/messaging/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/attestation/Attestation.test.ts b/src/messaging/interface/attestation/Attestation.test.ts
index 5681dc2..76874f8 100644
--- a/src/messaging/interface/attestation/Attestation.test.ts
+++ b/src/messaging/interface/attestation/Attestation.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/attestation/index.ts b/src/messaging/interface/attestation/index.ts
index 76bd425..ab25048 100644
--- a/src/messaging/interface/attestation/index.ts
+++ b/src/messaging/interface/attestation/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/attestation/request.ts b/src/messaging/interface/attestation/request.ts
index 4712f38..b159179 100644
--- a/src/messaging/interface/attestation/request.ts
+++ b/src/messaging/interface/attestation/request.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/attestation/response.ts b/src/messaging/interface/attestation/response.ts
index 62d8e8f..d02a581 100644
--- a/src/messaging/interface/attestation/response.ts
+++ b/src/messaging/interface/attestation/response.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/index.ts b/src/messaging/interface/index.ts
index b19a7d3..a432bcc 100644
--- a/src/messaging/interface/index.ts
+++ b/src/messaging/interface/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/misc/index.ts b/src/messaging/interface/misc/index.ts
index 749b3ee..90c3d26 100644
--- a/src/messaging/interface/misc/index.ts
+++ b/src/messaging/interface/misc/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/session/Session.test.ts b/src/messaging/interface/session/Session.test.ts
index b0d4dfd..fa38cea 100644
--- a/src/messaging/interface/session/Session.test.ts
+++ b/src/messaging/interface/session/Session.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/session/index.ts b/src/messaging/interface/session/index.ts
index 76bd425..ab25048 100644
--- a/src/messaging/interface/session/index.ts
+++ b/src/messaging/interface/session/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/session/request.ts b/src/messaging/interface/session/request.ts
index b7b04ec..89738d8 100644
--- a/src/messaging/interface/session/request.ts
+++ b/src/messaging/interface/session/request.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/session/response.ts b/src/messaging/interface/session/response.ts
index 3e644c1..c64ac5d 100644
--- a/src/messaging/interface/session/response.ts
+++ b/src/messaging/interface/session/response.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/verifier/Verifier.test.ts b/src/messaging/interface/verifier/Verifier.test.ts
index 8138c6a..3f750d1 100644
--- a/src/messaging/interface/verifier/Verifier.test.ts
+++ b/src/messaging/interface/verifier/Verifier.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/verifier/index.ts b/src/messaging/interface/verifier/index.ts
index 76bd425..ab25048 100644
--- a/src/messaging/interface/verifier/index.ts
+++ b/src/messaging/interface/verifier/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/verifier/request.ts b/src/messaging/interface/verifier/request.ts
index 48295a1..43e8193 100644
--- a/src/messaging/interface/verifier/request.ts
+++ b/src/messaging/interface/verifier/request.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/interface/verifier/response.ts b/src/messaging/interface/verifier/response.ts
index 37337bf..b10e79f 100644
--- a/src/messaging/interface/verifier/response.ts
+++ b/src/messaging/interface/verifier/response.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/messaging/utils.ts b/src/messaging/utils.ts
index 1099ac6..d158c79 100644
--- a/src/messaging/utils.ts
+++ b/src/messaging/utils.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/quote/Error.ts b/src/quote/Error.ts
index ad7096c..6ed9a28 100644
--- a/src/quote/Error.ts
+++ b/src/quote/Error.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/quote/Quote.test.ts b/src/quote/Quote.test.ts
index e8d5de6..9212570 100644
--- a/src/quote/Quote.test.ts
+++ b/src/quote/Quote.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/quote/Quote.ts b/src/quote/Quote.ts
index 11ea317..6e2741a 100644
--- a/src/quote/Quote.ts
+++ b/src/quote/Quote.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/quote/QuoteSchema.ts b/src/quote/QuoteSchema.ts
index 84b1bb0..f982258 100644
--- a/src/quote/QuoteSchema.ts
+++ b/src/quote/QuoteSchema.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/quote/index.ts b/src/quote/index.ts
index 0013f40..c761819 100644
--- a/src/quote/index.ts
+++ b/src/quote/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/tests/index.ts b/src/tests/index.ts
index 1e90c93..5dd5e97 100644
--- a/src/tests/index.ts
+++ b/src/tests/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/tests/messageUtils.ts b/src/tests/messageUtils.ts
index 5db1f1c..b2fa680 100644
--- a/src/tests/messageUtils.ts
+++ b/src/tests/messageUtils.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/tests/utils.ts b/src/tests/utils.ts
index 07bc935..b69d83c 100644
--- a/src/tests/utils.ts
+++ b/src/tests/utils.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Credential.ts b/src/types/Credential.ts
index 475b969..f40f220 100644
--- a/src/types/Credential.ts
+++ b/src/types/Credential.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Imported.ts b/src/types/Imported.ts
index a217839..8e535a9 100644
--- a/src/types/Imported.ts
+++ b/src/types/Imported.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Message.ts b/src/types/Message.ts
index 922fd78..9632d36 100644
--- a/src/types/Message.ts
+++ b/src/types/Message.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Quote.ts b/src/types/Quote.ts
index 3b658cf..a6e683e 100644
--- a/src/types/Quote.ts
+++ b/src/types/Quote.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Session.ts b/src/types/Session.ts
index 7f1c3ca..5a46c10 100644
--- a/src/types/Session.ts
+++ b/src/types/Session.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/Window.ts b/src/types/Window.ts
index 5c7051c..7eda995 100644
--- a/src/types/Window.ts
+++ b/src/types/Window.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/types/index.ts b/src/types/index.ts
index c8bc163..6253a55 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/utils/TypeGuards.ts b/src/utils/TypeGuards.ts
index 717713e..6dd9285 100644
--- a/src/utils/TypeGuards.ts
+++ b/src/utils/TypeGuards.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/utils/index.ts b/src/utils/index.ts
index 5456991..2e57ead 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/wellKnownDidConfiguration/index.ts b/src/wellKnownDidConfiguration/index.ts
index 16153dc..74ffb68 100644
--- a/src/wellKnownDidConfiguration/index.ts
+++ b/src/wellKnownDidConfiguration/index.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.
diff --git a/src/wellKnownDidConfiguration/wellKnownDidConfiguration.test.ts b/src/wellKnownDidConfiguration/wellKnownDidConfiguration.test.ts
index d55cc1c..3408f1e 100644
--- a/src/wellKnownDidConfiguration/wellKnownDidConfiguration.test.ts
+++ b/src/wellKnownDidConfiguration/wellKnownDidConfiguration.test.ts
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2018-2023, Built on KILT.
+ * Copyright (c) 2018-2024, Built on KILT.
  *
  * This source code is licensed under the BSD 4-Clause "Original" license
  * found in the LICENSE file in the root directory of this source tree.