Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies

NSFOCUS - NSFOCUS provides comprehensive, end-to-end protection from the debilitating effects of DDoS attacks.

nginx - A high performance free open source web server powering busiest sites on the Internet.

AWS Shield - AWS Shield is a managed Distributed Denial of Service (DDoS) protection service that safeguards web applications running on AWS. 

vCenter Server - IaaS platform for managing and deploying virtual machines

VeriSign - VeriSign Authentication Services provides solutions that allow companies & consumers to engage...