1. Apache mod_evasive module. https://github.com/jzdziarski/mod_evasive. Accessed 15 June 2022
2. limitipconn2 readme. http://dominia.org/djao/limitipconn2-README. Accessed 15 June 2022
3. Rate limiting with nginx and nginx plus. https://www.nginx.com/blog/rate-limiting-nginx/. Accessed 15 June 2022
4. Abbott, M.L., Fisher, M.T.: The Art of Scalability: Scalable Web Architecture, Processes, and Organizations for the Modern Enterprise. Addison-Wesley (2015)
5. Hardt, D. (ed.): RFC6749 - The OAuth 2.0 Authorization Framework (2012)