Perl Requires Chilkat v11.0.0+

Base64url Encoding

See more Encryption Examples

Base64url encoding is identical to base64 encoding except it uses non-reserved URL characters (e.g. '–' is used instead of '+', and '_' is used instead of '/') and it omits the padding characters. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

my $success = 0;

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

my $pkey = Chilkat2::PrivateKey->new;
my $rsa = Chilkat2::Rsa->new;
$rsa->GenKey(1024, $pkey);
$rsa->UsePrivateKey($pkey);

my $strData = 'This is the string to be signed.';

# Get the signature in base64url
$rsa->EncodingMode('base64url');
my $strSig = $rsa->SignStringENC($strData, 'sha256');

print $strSig, "\n";