openssl_pkcs7_decrypt

(PHP 4 >= 4.0.6, PHP 5)

openssl_pkcs7_decrypt — Decrypts an S/MIME encrypted message

Description

bool openssl_pkcs7_decrypt ( string $infilename , string $outfilename , mixed $recipcert [, mixed $recipkey ] )

Decrypts the S/MIME encrypted message contained in the file specified by infilename using the certificate and its associated private key specified by recipcert and recipkey .

Parameters

infilename
outfilename: The decrypted message is written to the file specified by outfilename .
recipcert
recipkey

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 openssl_pkcs7_decrypt() example


<?php

// $cert and $key are assumed to contain your personal certificate and private

// key pair, and that you are the recipient of an S/MIME message

$infilename = "encrypted.msg";  // this file holds your encrypted message

$outfilename = "decrypted.msg"; // make sure you can write to this file



if (openssl_pkcs7_decrypt($infilename, $outfilename, $cert, $key)) {

    echo "decrypted!";

} else {

    echo "failed to decrypt!";

}

?>