Rule History

SID: 2003018 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 7 • Jul 30, 2010, 12:00 PM

Message:

ET POLICY TLS/SSL Server Cipher Set on Unusual Port

Rule:

alert tcp $EXTERNAL_NET 1024:65535 -> $HOME_NET any (msg:"ET POLICY TLS/SSL Server Cipher Set on Unusual Port"; flowbits:isset,BS.SSL.Client.Cipher; flow:established; content:"|14 03 01 00 01|"; flowbits:set,BS.SSL.Established; flowbits:noalert; classtype:unusual-client-port-connection; sid:2003018; rev:7; metadata:created_at 2010_07_30, confidence High, signature_severity Informational, updated_at 2019_07_26;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-policy.rules