Unless otherwise noted, we have not used or evaluated evaluated these tools. As per usual with open source tools, be sure to evaluate tools before adopting them to ensure they are worthy of your trust.
Serverless Security Workshop – In this workshop, you will learn techniques to secure a serverless application built with AWS Lambda, Amazon API Gateway and RDS Aurora. From AWS
flAWS 2 Challenge – Teaches you AWS (Amazon Web Services) security concepts. The challenges are focused on AWS specific issues, so no buffer overflows, XSS, etc. Able to be attacker or defender for challenges.
Other Compilations of Security Resources
puresec/awesome-serverless-security – A curated list of awesome serverless security resources such as (e)books, articles, whitepapers, blogs and research papers.