**Security features included:**
- ✅ SQL injection protection
- ✅ XSS (Cross-Site Scripting) protection
- ✅ CSRF token validation
- ✅ Password encryption
- ✅ Secure session handling
- ✅ File upload validation
- ✅ Regular security updates
**Your responsibilities:**
- Keep PHP/MySQL updated
- Use strong passwords
- Install SSL certificate
- Apply script updates
- Regular backups