(PHP 4 >= 4.0.6, PHP 5, PHP 7)
Verifies the signature of an S/MIME signed message
mixed openssl_pkcs7_verify ( string $filename, int $flags [, string $outfilename [, array $cainfo [, string $extracerts [, string $content ]]]] )
openssl_pkcs7_verify() reads the S/MIME message contained in the given file and examines the digital signature.
Parameters:
filename
Path to th