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DNS Encryption by 2025

The adoption and impact of DNS encryption technologies such as DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT) by 2025.

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Jan 27, 2026
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What header fields and TLS metadata can reveal user identity even when IPs are proxied?

hide packet payloads but leave a trail of context: unencrypted TLS record headers, ClientHello fingerprinting, SNI/DNS exposure and HTTP fetch metadata can all leak identifying signals even when user ...

Jan 25, 2026
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What technical measures (DNS over HTTPS, DNS over TLS, encrypted SNI) reduce ISP access to DNS query logs and how widely were they adopted by 2025?

Encrypted transports for DNS—principally and DNS-over-TLS (DoT)—substantially reduce an ISP’s ability to record plain-text DNS query logs because they move the DNS query into an encrypted TLS/HTTPS ch...