According to the VMware NSX Documentation, these are three of the security features that are dependent on the NSX Application Platform:
NSX Firewall: This feature provides distributed firewalling and micro-segmentation capabilities for network and application security. It allows you to create and enforce granular firewall rules based on various criteria such as identity, context, or tags.
NSX Distributed IDS/IPS: This feature provides distributed intrusion detection and prevention capabilities for network and application security. It allows you to detect and block malicious traffic based on signatures, behaviors, or anomalies.
NSX Network Detection and Response: This feature provides advanced threat detection and response capabilities for network and application security. It includes features such as Distributed Intrusion Detection and Prevention (IDS/IPS), Web Reputation Analysis, File and Process Analysis, and NSX Advanced Threat Prevention.