Descriptionint openssl_verify ( string data, string signature, mixed pub_key_id)
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
Returns 1 if the signature is correct, 0 if it is incorrect, and -1 on error.
openssl_verify() verifies that the signature is correct for the specified data using the public key associated with pub_key_id. This must be the public key corresponding to the private key used for signing.
See also openssl_sign().