Libraries tagged by security headers

Composable PHP middleware helpers — security headers (HSTS, CSP, X-Frame-Options, Referrer-Policy, X-Content-Type-Options), CORS with preflight, CSRF, request-id, maintenance mode, rate limiting. PSR-7 compatible, zero magic strings.

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Framework agnostic PHP CLI package for checking basic domain health.

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Helmet.js-style security headers middleware for ReactPHP HTTP.

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MvcCore - Extension - Tool - Csp - utility to easilly complete `Content-Security-Policy` HTTP header.

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Build Content Security Policy (CSP) header strings from a fluent builder, a config array/file, or reusable third-party integration recipes

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Enable Content Security Policy for your forum.

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Queopius Sentinel — HTTP Security & HTTPS Hardening for Laravel

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A tiny WordPress plugin to clear all browser data related to the site upon logout (With `Clear-Site-Data` header).

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Easily add Excepct-CT header to your project

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Libreria para la creacion de headers wsse

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Strict trusted proxy verification for Nette HTTP: trust the connecting proxy (CDN) only when the request carries a valid pre-shared key (PSK) header.

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Lightweight Laravel bot protection middleware that detects and blocks automated attacks based on velocity, honeypots, header anomalies, and behavioral patterns.

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A PHP library to write a Magento 2/Adobe Commerce whitelist.xml file from a structured array.

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A library which will parse a Magento 2 CSP whitelist file into a structured array.

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