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Perl

Verify the Timestamp Server Token (if any) while Validating a CMS Signature

Demonstrates how to also validate the timestamp server token (if any) while validating a CMS signature.

Chilkat Perl Downloads

Perl
use chilkat();

$success = 0;

$crypt = chilkat::CkCrypt2->new();

# Tell Chilkat to also validate the timestamp token if a timestamp exists in the CMS message's unauthenticated attributes.
$cmsOptions = chilkat::CkJsonObject->new();
$cmsOptions->UpdateBool("ValidateTimestampTokens",1);
$crypt->put_CmsOptions($cmsOptions->emit());

$outputFile = "qa_output/original.xml";
$inFile = "qa_data/p7m/fattura_signature.xml.p7m";

# Verify the signature and extract the contained file, which in this case is XML.
$success = $crypt->VerifyP7M($inFile,$outputFile);
if ($success == 0) {
    print $crypt->lastErrorText() . "\r\n";
    exit;
}

print "Signature validated." . "\r\n";