Topic List

Click a topic to learn more.


Term of the Moment

key escrow


Look Up Another Term


Definition: network security scanner


Software that analyzes a network to determine its exposure to unwanted intruders. Also called a "vulnerability scanner," such products check client PCs, servers, routers, firewalls, network appliances, system software and applications for vulnerabilities that include open ports, back doors, poorly written scripts and unpatched operating systems. See security scan and penetration test.