sodium_crypto_sign_open
PHP 7 >= 7.2.0, PHP 8
sodium_crypto_sign_open - Check that the signed message has a valid signature
Manual
sodium_crypto_sign_open(
string$signed_message,
string$public_key ): string|false
Verify the signature attached to a message and return the message
Parameters
- signed_message
-
A message signed with sodium_crypto_sign
- public_key
-
An Ed25519 public key
Return Values
Returns the original signed message on success, or false on failure.