Versions (3)
Version DetailsCurrent
Rev: 5 • Jul 30, 2010, 12:00 PMET DELETED SMTP Internal Use Only
alert tcp $SMTP_SERVERS any -> $EXTERNAL_NET 25 (msg:"ET DELETED SMTP Internal Use Only"; flow:to_server,established; content:"Subject|3A|"; pcre:"/\Winternal\suse\sonly\W/ism"; classtype:policy-violation; sid:2002468; rev:5; metadata:created_at 2010_07_30, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)
Jul 30, 2010, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 6, 2025, 9:38 PM
rules/emerging-deleted.rules