🔐 PHP Security Core

Minimal and practical security middleware for PHP applications.

Designed for developers who want solid protection without relying on heavy frameworks.

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🚀 Features

• Secure session configuration (HttpOnly, Secure, SameSite)
• Protection against session fixation
• Basic session hijacking detection (IP + User-Agent)
• CSRF protection (automatic token validation)
• Basic rate limiting (per IP + endpoint)
• Role-based access control
• Security headers (XSS, clickjacking, etc.)
• Session timeout handling

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📦 Installation

Just include the middleware in any protected page:

require_once __DIR__ . '/core/security.php';

🧪 CSRF Protection Example

<form method="POST">
    <?php echo csrf_token_input(); ?>
    <input type="text" name="data">
    <button type="submit">Send</button>
</form>

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✔ Estrutura de pastas formatada:

## 📁 Suggested Structure
/core
    security.php

/logs
    php-error.log

/public
    index.php
    login.php