OWASP Top 10 2021 eBook: Your guide to defeating next-gen threats (and the old enemies)

The ten most common security vulnerabilities don’t stand a chance against secure development superheroes like you. This free eBook is your ultimate field guide to understanding each infamous entry in the OWASP Top 10 2021, gaining insight into how each bug operates.

You’ll see why they’re so dangerous and, most importantly, how you can banish every one of them from your software forever. As an added bonus, this guide is fully interactive, with links to videos as well as our gamified training platform where you can test your skills using real-world code examples.


  • Learn how to identify and defeat common bugs, like SQL Injection and the new number one, Broken Access Control
  • Gain new insights and hands-on learning into brand-new entries like Insecure Design, SSRF, and Software and Data Integrity Failures
  • Understand why secure coding and focus on code quality is powerful in reducing the risk of vulnerabilities and cyberattacks.

Are you ready for your next secure coding conquest?


Uplift your secure code skills systematically with 100% hands-on training in how to spot and fix vulnerabilities, in your choice of programming language and frameworks.

Build upon your experiences and skillset with the Secure Code Warrior skills platform and move beyond passive recall to active application of your knowledge. This unique preventative approach will help make security an intrinsic part of your thought process and workflow to produce quality software - fast!