Vulnerable By Design ~ VulnHub
linux hacking and programming homepage - home of pcapfix, netmate, list system and genmenu - providing the blog f00ls bl0g which handles expert hacking and security topics
Security's Demos Archive
With this hackit you can test your web-hacking skills and your knowledge about php and mysql security
CVE security vulnerability database
Providing the latest information on XSS (cross-site scripting) vulnerabilities. Advisories, news articles, tutorials and an archive of XSS vulnerable websites.