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libresign / pdf-signature-validator

libresign

High-quality PDF signature extraction and validation primitives for LibreSign and external consumers.

Package info

github.com/LibreSign/pdf-signature-validator

pkg:composer/libresign/pdf-signature-validator

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Statistics

Installs: 346

Dependents: 0

Suggesters: 0

Stars: 1

Open Issues: 3

v0.5.2 2026-09-04 22:21 UTC

Requires

Requires (Dev)

Suggests

None

Provides

None

Conflicts

None

Replaces

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AGPL-3.0-or-later 50deeb2e38d41e4dcec760d4c9195c5583543769

Published on Packagist.org on 2026-09-04 22:21 UTC

This package is auto-updated.

Last update: 2026-09-17 00:43:41 UTC

README

Minimal PHP library to extract and validate PDF signatures.

Install

composer require libresign/pdf-signature-validator

Usage

use LibreSign\PdfSignatureValidator\Parser\PdfSignatureValidator;

$validator = new PdfSignatureValidator();

$results = $validator->validateFromString($pdfBinaryContent);
// or: $results = $validator->validateFromResource($resource);

Each item in $results includes:

  • signatureValidation (ValidationResult)
  • certificateValidation (ValidationResult)

Development

Use the CI workflows as the source of truth. For local execution, use the scripts declared in composer.json.