PHP Extension

Get the JWS Payload into BinData

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.GetPayloadBd, which writes the payload of a loaded JWS as raw bytes into a BinData.

Background. This is used when the payload is binary. In practice, validate the signature before trusting the payload.

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PHP Extension

<?php

include("chilkat.php");

$success = false;

$jws = new CkJws();

//  Load the JWS compact serialization.
$jwsCompact = 'eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>';
$success = $jws->LoadJws($jwsCompact);
if ($success == false) {
    print $jws->lastErrorText() . "\n";
    exit;
}

//  Get the JWS payload as raw bytes into a BinData.
$bdPayload = new CkBinData();
$success = $jws->GetPayloadBd($bdPayload);
if ($success == false) {
    print $jws->lastErrorText() . "\n";
    exit;
}

print 'Payload is ' . $bdPayload->get_NumBytes() . ' bytes.' . "\n";

?>