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PHP : Function Reference : OpenSSL Functions : openssl_pkcs7_decrypt

openssl_pkcs7_decrypt

Decrypts an S/MIME encrypted message (PHP 4 >= 4.0.6, PHP 5)
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 1673. 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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openssl_csr_export_to_file
openssl_csr_export
openssl_csr_get_public_key
openssl_csr_get_subject
openssl_csr_new
openssl_csr_sign
openssl_error_string
openssl_free_key
openssl_get_privatekey
openssl_get_publickey
openssl_open
openssl_pkcs12_export_to_file
openssl_pkcs12_export
openssl_pkcs12_read
openssl_pkcs7_decrypt
openssl_pkcs7_encrypt
openssl_pkcs7_sign
openssl_pkcs7_verify
openssl_pkey_export_to_file
openssl_pkey_export
openssl_pkey_free
openssl_pkey_get_details
openssl_pkey_get_private
openssl_pkey_get_public
openssl_pkey_new
openssl_private_decrypt
openssl_private_encrypt
openssl_public_decrypt
openssl_public_encrypt
openssl_seal
openssl_sign
openssl_verify
openssl_x509_check_private_key
openssl_x509_checkpurpose
openssl_x509_export_to_file
openssl_x509_export
openssl_x509_free
openssl_x509_parse
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