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!";
}
?>
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