Rule History

SID: 2029340 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Jan 30, 2020, 12:00 PM

Message:

ET INFO TLS Handshake Failure

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO TLS Handshake Failure"; flow:established,to_client; dsize:7; content:"|15|"; depth:1; content:"|00 02 02 28|"; distance:2; within:4; fast_pattern; classtype:bad-unknown; sid:2029340; rev:2; metadata:attack_target Client_Endpoint, created_at 2020_01_30, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_01_30;)

Created:

Jan 30, 2020, 12:00 PM

Updated:

Jan 30, 2020, 12:00 PM

DB Created:

Jan 30, 2020, 12:00 PM

DB Updated:

Sep 22, 2025, 9:34 PM

Filename:

rules/emerging-info.rules