What is a Probe? What is a Probe? A system component that monitors and analyzes network activity and may also perform prevention actions. Related Resources Solution Omnis Security Omnis Network Security is a holistic cybersecurity platform for comprehensive network visibility, threat detection, investigation, and protection. Learn more Blog ASERT NETSCOUT’s network security experts provide world-class cyber security research and threat analysis for the benefit of today’s enterprise and network operators. Learn more