(?WebGoat's video tutorials are of great reference value, and the files are relatively large, so some parts are separated. ?WebGoat is a flawed J2EE Web application protected by the well-known OWASP. These vulnerabilities are not bugs in the program, but are deliberately designed to educate Web application security courses. This application provides a vivid educational environment. , to end the course for the user; each lesson corresponds to an actual security vulnerability in the WebGoat application, in order to be able to use this vulnerability in person, you first need to have the relevant knowledge of the vulnerability, although the WebGoat application itself provides The relevant introduction, but it is likely to need to find more information to get this vulnerability, so it is very useful in arousing the learning hobby of security testers and developers and improving the understanding and hands-on ability of security knowledge. helpful...)