alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Observed SSL Cert (URL Shortener Service - tiny .cc)"; flow:from_server,established; tls_cert_subject; content:"CN=tiny.cc"; nocase; isdataat:!1,relative; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category POLICY; classtype:trojan-activity; sid:2027200; rev:2; metadata:tag URL_Shortener_Service, created_at 2019_04_15, updated_at 2019_04_15;)

Added 2019-04-17 18:26:10 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Observed SSL Cert (URL Shortener Service - tiny .cc)"; flow:from_server,established; tls_cert_subject; content:"CN=tiny.cc"; nocase; isdataat:!1,relative; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category POLICY; classtype:trojan-activity; sid:2027200; rev:1; metadata:tag URL_Shortener_Service, created_at 2019_04_15, updated_at 2019_04_15;)

Added 2019-04-16 18:43:46 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Observed SSL Cert (URL Shortener Service)"; flow:from_server,established; tls_cert_subject; content:"CN=tiny.cc"; nocase; isdataat:!1,relative; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category POLICY; classtype:trojan-activity; sid:2027200; rev:1; metadata:tag URL_Shortener_Service, created_at 2019_04_15, updated_at 2019_04_15;)

Added 2019-04-15 19:06:46 UTC


Topic revision: r1 - 2019-04-17 - TWikiGuest
 
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