ET INFO DNS Over HTTPS Certificate Inbound (dns .hanahira .dev)

SID: 2045826Rev: 14 views
History
Sourceet/open
CreatedMay 23, 2023
UpdatedMay 23, 2023
Classificationmisc-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO DNS Over HTTPS Certificate Inbound (dns .hanahira .dev)"; flow:established,to_client; tls.cert_subject; content:"dns.hanahira.dev"; fast_pattern; pcre:"/CN=(?:[^\r\n]+?\.)?dns\.hanahira\.dev(?!\.)/"; reference:url,github.com/curl/curl/wiki/DNS-over-HTTPS; classtype:misc-activity; sid:2045826; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_05_23, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_23;)

References

urlgithub.com/curl/curl/wiki/DNS-over-HTTPS

Metadata

attack targetClient_Endpoint
created at2023_05_23
deploymentPerimeter
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2023_05_23

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