Cisco Stealthwatch VS Qualys

Darktrace - Using self-learning AI, Darktrace transforms the ability of organizations to defend themselves in the face of rising cyber threats

Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

ExtraHop - ExtraHop is a stream analytics platform that provides the fastest, richest, most complete visibility into all activity in IT infrastructure.

AlienVault USM (from AT&T Cybersecurity) - AlienVault USM Anywhere delivers powerful threat detection, incident response, and compliance management for cloud, on-premises, and hybrid environments.

FireEye Network Security and Forensics - Network Security and Forensics tools help you detect, monitor and respond to complex cyber attacks and zero-day exploits that bypass signature-based defenses.

Tenable.io - Tenable.io Cyber Exposure platform helps to protect any asset on any computing platform and eliminate blind spots.