TCP SYN Flood Attack

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About the rule

Rule Type

Standard

Rule Description

This rule logs when a TCP SYN flood pattern is identified by the firewall. Such events indicate possible denial-of-service behavior involving incomplete TCP handshakes.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "DETECTION_ACTION_NETWORK_TCP_SYN_FLOOD" select Action1.HOSTNAME,Action1.IDS_NAME,Action1.ACTION,Action1.STATUS,Action1.EVENTID,Action1.TYPE,Action1.SUBTYPE,Action1.DEVICETYPE,Action1.SOURCE_IP,Action1.TYPESOURCE,Action1.TYPEFACILITY,Action1.IDS_STATUS,Action1.MESSAGE

Detection

Execution Mode

realtime

Log Sources

Network