alert syslog $EXTERNAL_NET any -> $HOME_NET any (msg: "[OSSEC] Level 10 - Multiple attempts to send e-mail from invalid/unknown sender domain. (postfix_rules.xml:syslog,postfix)"; content: "Rule: 3353 "; classtype: exploit-attempt; program: ossec; sid: 6003353; rev:1;)
-- Main.Sagan-Wiki-Add - 2015-10-21
New revisions of 6003353 will be below...