Doh and chat gpt
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This assumes that the network operator/s or admin/s would continue to maintain full visibility over DNS traffic (in plaintext) on the LAN.
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@tinfoilmatt But they are also making references to command and control over DoH externally, meaning outbound also right? I mean internally we could set it up with Unbound @johnpoz and I talked about this a couple years ago, requires some certificates, but outbound has no real catch all solution, outside of MIME blocking on get requests, again once you do this Microsoft goes crazy because they have some ones they want left alone.
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@JonathanLee I believe they refer to the fact that malicious actors operating C2 servers are able to conceal LAN activity by designing their malware to query DoH servers under their control. To the LAN operator, this traffic would appear to simply be regular ol' HTTPS (and therefore encrypted) traffic.
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@tinfoilmatt Maybe a containerized instance of something was able to do this.