ET CHAT Skype User-Agent detected

Query · suricata

flow:to_server,established;
http.user_agent;
content:"Skype";
Raw source ET CHAT Skype User-Agent detected · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET CHAT Skype User-Agent detected";
    flow:to_server,established;
    http.user_agent;
    content:"Skype";
    classtype:policy-violation;
    sid:2002157; rev:12;
    metadata:created_at 2010_07_30, confidence High, signature_severity Informational, updated_at 2020_04_22;
)

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