PHP

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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Chilkat2 PHP

<?php

use Chilkat2\BinData;
use Chilkat2\Jws;

$jws = new Jws();

// Load the JWS compact serialization.
$jwsCompact = 'eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>';
try {
    $jws->LoadJws($jwsCompact);

    // Get the JWS payload as raw bytes into a BinData.
    $bdPayload = new BinData();
    $jws->GetPayloadBd($bdPayload);
} catch (\Chilkat2\Exception $e) {
    echo $e->getMessage(), "\n";
    exit;
}

echo 'Payload is ', $bdPayload->NumBytes, " bytes.\n";