frost/secp256k1-zkp
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

musig: add note about missing verification to partial_sign to doc

Browse Source
This commit is contained in:
Jonas Nick 2023-05-11 17:22:27 +00:00
parent f50ad76004
commit 4ab4ec38a0
No known key found for this signature in database
GPG Key ID: 4861DBF262123605
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
include/secp256k1_musig.h
View File

@ -442,6 +442,11 @@ SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_musig_nonce_process(
* created by calling musig_nonce_gen with that pubkey. Otherwise, the * created by calling musig_nonce_gen with that pubkey. Otherwise, the
* illegal_callback is called. * illegal_callback is called.
* *
* This function does not verify the output partial signature, deviating from
* the BIP 327 specification. It is recommended to verify the output partial
* signature with `secp256k1_musig_partial_sig_verify` to prevent random or
* adversarially provoked computation errors.
*
* Returns: 0 if the arguments are invalid or the provided secnonce has already * Returns: 0 if the arguments are invalid or the provided secnonce has already
* been used for signing, 1 otherwise * been used for signing, 1 otherwise
* Args: ctx: pointer to a context object * Args: ctx: pointer to a context object