This thread will always house the latest version of this document for ease of finding it.
This document covers how one can create security policy rules in VMware NSX. This will cover the different options of configuring security rules either through the Distributed Firewall or via the Service Composer User Interface. It will cover all the unique options NSX offers to create dynamic policies based on the infrastructure context.
Thanks to Ganapathi Bhat, Stijn Vanveerdeghem, and Kausum Kumar for helping author this document.