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What's Normal: New uses of DNS, Discovery of Designated Resolvers (DDR), (Tue, Nov 7th)

published on 2023-11-07 15:38:58 UTC by
Content:
Collecting and analyzing DNS logs should be at the top of your agenda regarding network monitoring. Everything that happens on the network tends to be reflected in DNS, and events that do not correlate with DNS are often suspect themselves. For example, if a host connects to an IP address directly without first receiving it as a DNS response. But in recent years, DNS has moved more and more to encrypted channels. Starting with DNS over TLS (DoT), DNS over HTTPS (DoH), and lately DNS over QUIC (DoQ).
Article: What's Normal: New uses of DNS, Discovery of Designated Resolvers (DDR), (Tue, Nov 7th) - published about 1 year ago.

https://isc.sans.edu/diary/rss/30380   
Published: 2023 11 07 15:38:58
Received: 2023 11 07 16:14:44
Feed: SANS Internet Storm Center, InfoCON: green
Source: SANS Internet Storm Center, InfoCON: green
Category: Alerts
Topic: Vulnerabilities
Views: 2

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