Security

Images: Nessus vulnerability scanner

Selecting the options for DNS resolution, safe checks that will not crash targets and how many concurrent targets to scan.

About

Bill Detwiler is Managing Editor of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop supp...

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