Versions (4)
Version DetailsCurrent
Rev: 2 • May 19, 2022, 12:00 PMET INFO Observed URL Shortening Service SSL/TLS Cert (rb.gy)
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO Observed URL Shortening Service SSL/TLS Cert (rb.gy)"; flow:from_server,established; tls.cert_subject; content:"CN=rb.gy"; fast_pattern; classtype:misc-activity; sid:2036628; rev:2; metadata:created_at 2022_05_19, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_28;)
May 19, 2022, 12:00 PM
Apr 28, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 3, 2025, 8:34 PM
rules/emerging-info.rules