CSRF Prevention XSS Prevention Web Application Security Anti-CSRF Tokens SameSite Cookies Content Security Policy Input Sanitization Output Encoding

Keywords: Content Security Policy web security XSS prevention trusted content sources sensitive data protection.

XSS prevention Cross-Site Scripting JavaScript security web application security input validation output encoding Content Security Policy

Keyword: Content Security Policy CSP web security XSS prevention data injection protection

XSS Prevention Web Security Input Validation

PHP htmlspecialchars web security XSS prevention HTML entities