In this chapter, we learned how to test for HTTP security headers and vulnerable JavaScript libraries using various security tools. Let's test your knowledge in this quick re-cap.

We'll cover the following

We looked at several tools to help us find security issues in web applications:

  • WebPageTest: An online web performance and security scanning tool for websites.
  • Lighthouse: Browser-based web assessment tool for performance, accessibility, security, and more.
  • Check My Headers CLI app: a handy command-line Node.js application to test a website’s headers.

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