diff --git a/dm.md b/dm.md
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@@ -1,7 +1,7 @@
 # Direct Messaging Module
 
-Richard T. Carback III
-Benjamin Wenger
+Richard T. Carback III  
+Benjamin Wenger  
 
 ## Introduction
 
diff --git a/end_to_end.md b/end_to_end.md
index 6d6c27f4037e9f1d0884f407ed3a3a8bf48eef41..f4b3199817efe51495b17c47a0110aed0e9062dd 100644
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@@ -33,6 +33,11 @@ exchanged less frequently than every message.
 * [Diffie–Hellmen](https://en.wikipedia.org/wiki/Diffie%E2%80%93Hellman_key_exchange): Length is 3072 bits. Discrete log-based component of key negotiation.
 * [SIDH](https://sike.org/files/SIDH-spec.pdf): Length of public key is 3024 bits. Quantum resistant component of key negotiation.
 
+NOTE: We have since switched to
+[CTIDH](https://git.xx.network/elixxir/client/-/merge_requests/390)
+after a [vulnerability](https://eprint.iacr.org/2022/1038) was found
+for SIDH. Users interested in PQ messaging should use this branch.
+
 ## Auth Request Response Protocol
 
 The Auth Request Response Protocol is similar a two way handshake