Web Security Dojo is a free open-source self-contained training environment for Web Application Security penetration testing. Various web application security testing tools and vulnerable web applications were added to a clean install of Ubuntu v9.10. The Web Security Dojo is for learning and practicing web app security testing techniques. It is ideal for training classes and conferences since it does not need a network connection. The Dojo contains everything needed to get started - tools, targets, and documentation.
More Info: http://www.mavensecurity.com