Ravi Sir's Cards › AWS
Reduce noise safely
This revision card explains Reduce noise safely. It starts from the need that alert fatigue makes real attacks look like more spam. It describes use suppression rules and trusted IP lists for known scanners in labs; keep production filters tight and reviewed. The how-to section notes document every suppression with owner and expiry; review monthly. An example on the card is after suppressing a noisy lab pen-test IP, CRITICAL findings from other IPs still page.
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What this card says
Why do we need it?
Alert fatigue makes real attacks look like more spam.
What is it?
Use suppression rules and trusted IP lists for known scanners in labs; keep production filters tight and reviewed.
suppression rule
How to do it
Document every suppression with owner and expiry; review monthly.
Example
After suppressing a noisy lab pen-test IP, CRITICAL findings from other IPs still page.