Versions (2)
Version DetailsCurrent
Rev: 4 • Jul 30, 2010, 12:00 PMET DELETED SMTP Non-US Confidential Outbound
alert tcp $SMTP_SERVERS any -> $EXTERNAL_NET 25 (msg:"ET DELETED SMTP Non-US Confidential Outbound"; flow:to_server,established; content:"Subject|3A|"; pcre:"///([A-Z]{3}\s)+CONFIDENTIAL//X5/ism"; classtype:policy-violation; sid:2002411; rev:4; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)Jul 30, 2010, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-deleted.rules