OWASP : The Open Web Application Security Project (OWASP) is a worldwide not-for-profit charitable organization focused on improving the security of software.
HTTP Security Report : Get an instant report of how your website measures up to the best practices.
Check connection encryption, content security, information disclosure and...
Run your own identity server : Running your own identity server allows you to act as an OpenID Provider. You could run one just for yourself, for a community of users or, if you wis...
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.