Please replace the secret key and secret iv as your wish!
function do_cryption( $string, $action = 'e' ) {
// you may change these values to your own
$secret_key = 'XXXXXXXX';
$secret_iv = 'XXXXXXXX';
$output = false;
$encrypt_method = "BF";
$key = hash( 'sha256', $secret_key );
$iv = substr( hash( 'sha256', $secret_iv ), 0, 8 );
if( $action == 'e' ) {
$output = base64_encode( openssl_encrypt( $string, $encrypt_method, $key, 0, $iv ) );
}
else if( $action == 'd' ){
$output = openssl_decrypt( base64_decode( $string ), $encrypt_method, $key, 0, $iv );
}
return $output;
}
You can use this function for dual purpose like the following.
$encrypted = 'YYYYYYYY';
echo do_cryption($encrypted,'d'); /* Its for de ...
