🛡️ Authorized Lab Environment All demos run against safe, isolated lab targets. Includes defensive takeaways and security best practices. Educational Only

⚡ Input Validation Testing Lab

Cross-Site Scripting Analysis

Discover how attackers exploit client-side vulnerabilities

Reflected XSS
Stored XSS
DOM-based XSS
root@kali:~ — XSS Testing — 120×30 ● CLIENT-SIDE ATTACK
🔍
Find Input
search, forms
💉
Test Payload
<script>
🍪
Steal Cookie
document.cookie
🎣
Exfiltrate
attacker server
🎮
BeEF Hook
browser control

🛡️ Defense Strategies

Input Validation
Sanitize all user input server-side
Output Encoding
htmlspecialchars() before rendering
CSP Headers
Content-Security-Policy
HttpOnly Cookies
Prevent JavaScript access to sessions

Master Web Application Security

Learn to find, exploit, and defend against XSS and other OWASP Top 10 vulnerabilities

Start Learning →