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Detecting Network Change
Tenable has recently added several TASL correlation rules which detect a variety of network changes. These rules automatically detect: Changes to servers such as new software and added patches Changes to users such as adding/removing a user, changing their passwords and disabling their…
CentOS Patch Auditing
Tenable is now tracking patch updates to the CentOS Linux operating system. The Nessus Direct and Registered feeds are now updated with host-based patch audits for CentOS. There are more than 200 audits currently available at the time of this post writing.
Detecting when Credentials Fail
If you are using Nessus to perform credentialed audits of UNIX or Windows systems, analyzing the results to determine if you had the correct passwords and SSH keys can be difficult. Nessus users can now easily detect if their credentials are not working. Tenable has added Nessus plugin #21745. This…