PortSwigger offers tools for web application security, testing, identify the very latest vulnerabilities.

Welcome to HighOn.Coffee a Security Research and Penetration Testing Site, containing CTF walkthroughs and useful information.Penetration Testing Tools Cheat Sheet https://highon.coffee/blog/penetration-testing-tools-cheat-sheet/

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BeEF is a security tool, allowing a penetration tester or system administrator additional attack vectors when assessing the posture of a target

采用Item Response Theory（IRT）技术，进行Computerized Adaptive Testing（CAT）方式的中文网络心理测验

The Metasploit Framework is the open source penetration testing framework with the world's largest database of public, tested exploits.

The eValid Website Testing and Analysis Suite helps organizations maintain e-Business presence, improve website quality and integrity, reduce down time, control costs...