Rule History

SID: 2017928 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 4 • Jan 4, 2014, 12:00 PM

Message:

ET POLICY check.torproject.org IP lookup/Tor Usage check over TLS with SNI

Rule:

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY check.torproject.org IP lookup/Tor Usage check over TLS with SNI"; flow:established,to_server; tls.sni; content:"check.torproject.org"; nocase; classtype:external-ip-check; sid:2017928; rev:4; metadata:created_at 2014_01_04, confidence High, signature_severity Informational, updated_at 2020_08_20;)

Created:

Jan 4, 2014, 12:00 PM

Updated:

Aug 20, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-policy.rules