SecurityCloudflare Blogabout 1 hour ago
Cloudflare 1.1.1.1 Enables Post-Quantum DNSSEC
9 min read
Cloudflare's 1.1.1.1 resolver now validates DNSSEC signatures using ML-DSA-44, a post-quantum algorithm standardized by NIST. Each ML-DSA-44 signature is 2,420 bytes, exceeding common DNS-over-UDP limits and requiring fallback to TCP for large responses.
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