Probable TCP Null Scan Detected
Last updated on:
Applies to: Log360Log360 Cloud
In this page
About the rule
Rule Type
Standard
Rule Description
Detects null scan packets with no TCP flags set, commonly used in stealth reconnaissance.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "TCP Null Scan Detected"
select Action1.HOSTNAME,Action1.IDS_NAME,Action1.IDS_STATUS,Action1.EVENTID,Action1.SOURCE_IP,Action1.DEST_IP,Action1.DESCRIPTION,Action1.MESSAGE
Detection
Execution Mode
realtime
Log Sources
SonicWall
