openssl_verify

Example

 int openssl_verify ( string $data , string $signature , mixed $pub_key_id [, int $signature_alg = OPENSSL_ALGO_SHA1 ] ) 

Description

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.

Return Values

Returns 1 if the signature is correct, 0 if it is incorrect, and -1 on error.