alert tcp $HOME_NET any -> $EXTERNAL_NET 5190 (msg:"ET CHAT ICQ Status Change (2)"; flow:from_client,established; content:"|2A02|"; depth:2; content:"|00120001001E|"; offset:4; depth:6; classtype:policy-violation; sid:2001803; rev:6; metadata:created_at 2010_07_30, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)