https://bugs.winehq.org/show_bug.cgi?id=46501
--- Comment #2 from Hans Leidekker hans@meelstraat.net --- 0032:fixme:bcrypt:key_asymmetric_verify GnuTLS does not support algorithm 11 with hash len 48 0032:fixme:crypt:CNG_VerifySignature Failed to verify signature: c0000002
It's looking for GNUTLS_PK_ECDSA. Your GnuTLS libraries are probably too old.