Inj3ct0r 1337day.com : Exploit database separated by exploit type (local, remote, DoS, Poc, etc.)
API Security Checklist : Checklist of the most important security countermeasures when designing, testing, and releasing your API.
How to systematically secure anything : Security engineering is the discipline of building secure systems.
Its lessons are not just applicable to computer security. In fact this repo aims to...
XSS Filter Evasion Cheat Sheet - OWASP : This article is focused on providing application security testing professionals with a guide to assist in Cross Site Scripting testing.
This article explains what secure headers are and how to implement these headers in Rails, Django, Express.js, Go, Nginx, and Apache.