openssl_x509_check_private_key(3) php man page | unix.com

OPENSSL_X509_CHECK_PRIVATE_KEY(3)					 1					 OPENSSL_X509_CHECK_PRIVATE_KEY(3)

openssl_x509_check_private_key - Checks if a private key corresponds to a certificate

SYNOPSIS
       bool openssl_x509_check_private_key (mixed  $cert, mixed  $key)

DESCRIPTION
	Checks whether the given $key is the private key that corresponds to $cert.

PARAMETERS
	      o $cert
		- The certificate.

	      o $key
		- The private key.

RETURN VALUES
	Returns TRUE if $key is the private key that corresponds to $cert, or FALSE otherwise.

PHP Documentation Group 											 OPENSSL_X509_CHECK_PRIVATE_KEY(3)