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PHP code example of dskripchenko / php-pdf-pkcs11

1. Go to this page and download the library: Download dskripchenko/php-pdf-pkcs11 library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

dskripchenko / php-pdf-pkcs11 example snippets


use Dskripchenko\PhpPdf\Pdf\Signature\PdfSigner;
use Dskripchenko\PhpPdf\Pdf\SignatureConfig;
use Dskripchenko\PhpPdfPkcs11\Pkcs11Signer;

$signer = Pkcs11Signer::open(
    '/usr/lib/softhsm/libsofthsm2.so',   // the vendor's PKCS#11 library
    pin: $pin,
    token: 'signing',                    // token label, when there are several
    keyLabel: 'pdf',                     // or keyId: '01'
);

$signed = PdfSigner::fromBytes($pdf)
    ->addField('signature', page: 0, x: 60, y: 450, width: 250, height: 75, appearance: $stamp)
    ->sign(new SignatureConfig(signer: $signer, timestampAuthority: $tsa));


$token = new PhpPkcs11Token($module, $pin, tokenLabel: 'signing');

// per document
$signer = Pkcs11Signer::fromToken($token, keyLabel: 'pdf');