Portswigger Guides 15 WebSocket attacks guide 23/10/2025 Authentication vulnerabilities guide 23/10/2025 Broken access control guide 22/10/2025 Path traversal guide 02/10/2025 DOM based vulnerabilities guide 02/10/2025 XXE guide 02/09/2025 Clickjacking guide 27/08/2025 CORS guide 27/08/2025 CSRF guide 24/08/2025 SQLI guide 21/07/2025 XSS guide 08/07/2025 SSTI guide 08/07/2025 SSRF guide 08/07/2025 Ofuscation guide 08/07/2025 Command injection guide 08/07/2025