alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Possible External IP Lookup SSL Cert Observed ("; flow:from_server,established; content:"|16|"; content:"|0b|"; within:8; content:"|55 04 0a|"; distance:0; content:"|0d|Let's|20|Encrypt"; distance:0; within:15; content:"|55 04 03|"; distance:0; content:"|09|"; distance:1; within:10; metadata: former_category POLICY; classtype:policy-violation; sid:2025330; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, deployment Perimeter, signature_severity Minor, created_at 2018_02_07, performance_impact Low, updated_at 2018_02_07;)

Added 2018-02-08 15:57:38 UTC

Topic revision: r1 - 2018-02-08 - TWikiGuest
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