PHP Extension

Set the JWS Payload from BinData

See more JSON Web Signatures (JWS) Examples

Demonstrates Jws.SetPayloadBd, which sets the payload to be signed from the binary bytes in a BinData.

Background. JWS (JSON Web Signature) integrity-protects a payload with a signature or MAC. The header alg names the algorithm; this example uses HMAC-SHA256 (HS256) with a symmetric MAC key.

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<?php

include("chilkat.php");

$success = false;

$jws = new CkJws();

//  Set the payload from the binary bytes in a BinData.
$bdPayload = new CkBinData();
$bdPayload->AppendString('Binary content to sign.','utf-8');

$success = $jws->SetPayloadBd($bdPayload);
if ($success == false) {
    print $jws->lastErrorText() . "\n";
    exit;
}

print 'Payload set.' . "\n";

?>