Improper Verification of Cryptographic Signature
tEnvoy contains the PGP, NaCl, and PBKDF2 in node.js and the browser (hashing, random, encryption, decryption, signatures, conversions), used by TogaTech.org., the verifyWithMessage method of tEnvoyNaClSigningKey always returns true for any signature that has a SHA-512 hash matching the SHA-512 hash of the message even if the signature was invalid.