If they say, “Nessus is never wrong,” run away.
If they say, “Oh yeah, Plugin 12345 flagged a kernel vulnerability that was actually backported by Red Hat, so I had to write a custom suppression filter,” — hire them. nessus expert
A knows that the gold is in the credentialed scan. They can tell you exactly which local privileges are needed for Windows (hint: not Administrator, just Performance Monitor Users group plus certain WMI permissions). They know how to SSH into a Linux box with a custom sudoers file that doesn't break the bank. Expert move: They don’t just scan root . They use a dedicated service account with the lightest possible footprint, and they always test the credentials before hitting “Launch.” 2. Plugin Whispering (Knowing the "Why" Behind the Alert) Nessus returns a result: Plugin 153953 (CVE-2021-44228). If they say, “Nessus is never wrong,” run away
So, what actually separates a credential-stuffer from a true ? Let’s dig into the trenches. 1. The Art of the "Credentialed Scan" The biggest rookie mistake? Running an unauthenticated scan and calling it a day. They can tell you exactly which local privileges