PHPackages                             adgators/screenseed-webhook - PHPackages - PHPackages  [Skip to content](#main-content)[PHPackages](/)[Directory](/)[Categories](/categories)[Trending](/trending)[Leaderboard](/leaderboard)[Changelog](/changelog)[Analyze](/analyze)[Collections](/collections)[Log in](/login)[Sign up](/register)

1. [Directory](/)
2. /
3. [Security](/categories/security)
4. /
5. adgators/screenseed-webhook

ActiveLibrary[Security](/categories/security)

adgators/screenseed-webhook
===========================

PHP utilities for verifying ScreenSeed webhook signatures

v1.0.0(4mo ago)092↓100%MITPHPPHP >=8.1CI passing

Since Dec 30Pushed 4mo agoCompare

[ Source](https://github.com/AdGators/screenseed-webhook-php)[ Packagist](https://packagist.org/packages/adgators/screenseed-webhook)[ RSS](/packages/adgators-screenseed-webhook/feed)WikiDiscussions master Synced 1mo ago

READMEChangelogDependencies (1)Versions (2)Used By (0)

ScreenSeed Webhook Verification (PHP)
=====================================

[](#screenseed-webhook-verification-php)

[![Tests](https://github.com/adgators/screenseed-webhook-php/actions/workflows/tests.yml/badge.svg)](https://github.com/adgators/screenseed-webhook-php/actions/workflows/tests.yml/badge.svg)[![PHP Version](https://camo.githubusercontent.com/6518db1335bf20fdff07253dc6d6d0cec955b5fb6a8ef1382ac6d73687ecc07f/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f7068702d253345253344382e312d626c7565)](https://camo.githubusercontent.com/6518db1335bf20fdff07253dc6d6d0cec955b5fb6a8ef1382ac6d73687ecc07f/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f7068702d253345253344382e312d626c7565)[![License](https://camo.githubusercontent.com/87987f87eecbd55924c8e5c35c601e8d407900536a4349caa86398ffbe36aac5/68747470733a2f2f696d672e736869656c64732e696f2f6769746875622f6c6963656e73652f61646761746f72732f73637265656e736565642d776562686f6f6b2d706870)](https://camo.githubusercontent.com/87987f87eecbd55924c8e5c35c601e8d407900536a4349caa86398ffbe36aac5/68747470733a2f2f696d672e736869656c64732e696f2f6769746875622f6c6963656e73652f61646761746f72732f73637265656e736565642d776562686f6f6b2d706870)

PHP utilities for verifying **ScreenSeed** webhook signatures.

This package helps you:

- Validate webhook signatures securely
- Prevent replay attacks
- Safely compare HMACs using constant-time comparison

---

Installation
------------

[](#installation)

```
composer require adgators/screenseed-webhook
```

Usage
-----

[](#usage)

```
use AdGators\ScreenSeed\Webhook\Signature;
use AdGators\ScreenSeed\Webhook\Exceptions\InvalidSignatureFormatException;

$payload = file_get_contents('php://input');
$signatureHeader = $_SERVER['HTTP_SCREENSEED_SIGNATURE'];
$secret = $_ENV['SCREENSEED_WEBHOOK_SECRET'];

try {
    $signature = new Signature($signatureHeader);

    // verify the signature matches and is less than 30 seconds old
    if (! $signature->verify($payload, $secret, 30)) {
        http_response_code(401);
        exit('Invalid webhook signature');
    }
}
catch(InvalidSignatureFormatException $e) {
    exit($e->getMessage());
}
```

License
-------

[](#license)

MIT © AdGators

###  Health Score

38

—

LowBetter than 84% of packages

Maintenance82

Actively maintained with recent releases

Popularity13

Limited adoption so far

Community6

Small or concentrated contributor base

Maturity42

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Unknown

Total

1

Last Release

129d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/80035a8c9e3338c28a3284d66d62da5f26dea0a43467b6936a39e341775f082f?d=identicon)[adgators](/maintainers/adgators)

---

Top Contributors

[![bbeng89](https://avatars.githubusercontent.com/u/356577?v=4)](https://github.com/bbeng89 "bbeng89 (4 commits)")

###  Code Quality

TestsPHPUnit

### Embed Badge

![Health badge](/badges/adgators-screenseed-webhook/health.svg)

```
[![Health](https://phpackages.com/badges/adgators-screenseed-webhook/health.svg)](https://phpackages.com/packages/adgators-screenseed-webhook)
```

###  Alternatives

[defuse/php-encryption

Secure PHP Encryption Library

3.9k162.4M212](/packages/defuse-php-encryption)[roave/security-advisories

Prevents installation of composer packages with known security vulnerabilities: no API, simply require it

2.9k97.3M6.4k](/packages/roave-security-advisories)[mews/purifier

Laravel 5/6/7/8/9/10 HtmlPurifier Package

2.0k16.7M112](/packages/mews-purifier)[robrichards/xmlseclibs

A PHP library for XML Security

41278.1M118](/packages/robrichards-xmlseclibs)[bjeavons/zxcvbn-php

Realistic password strength estimation PHP library based on Zxcvbn JS

86917.5M63](/packages/bjeavons-zxcvbn-php)[enlightn/security-checker

A PHP dependency vulnerabilities scanner based on the Security Advisories Database.

33732.2M110](/packages/enlightn-security-checker)

PHPackages © 2026

[Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)