From 317b8fdb2fb493bd571283521ee8f4e2efb8896b Mon Sep 17 00:00:00 2001 From: pythcoiner Date: Wed, 15 Jul 2026 00:03:38 -0400 Subject: [PATCH] bip-138 reference the CHACHA20-POLY1305 rationale footnote --- bip-0138.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bip-0138.md b/bip-0138.md index 06f84d0f..b6546220 100644 --- a/bip-0138.md +++ b/bip-0138.md @@ -157,7 +157,7 @@ multipath specifiers) and extract its x-coordinate. The result is the The format uses CHACHA20_POLY1305 (RFC 8439) as the encryption algorithm, with a 96-bit random nonce and a 128-bit authentication tag to provide confidentiality -and integrity. +and integrity.[^chacha-default] [^chacha-default]: **Why CHACHA20-POLY1305 ?** ChaCha20-Poly1305 is already used in Bitcoin Core (e.g., BIP324) and is widely