
Description: Zeek (formerly Bro) is an open-source network security monitor that can passively inspect network traffic for suspicious activity. It detects intrusions, malware, and policy violations and generates logs for network forensics and analysis.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Snort is an open-source network intrusion detection and prevention system. It can perform real-time traffic analysis and packet logging on IP networks to detect suspicious activity and attacks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API