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Cloudflare enabled verification of DNSSEC signatures using the NIST-standardized ML-DSA-44 algorithm on its 1.1.1.1 resolver, in a step to test the impact of large signatures and the risks of falling back to weaker traditional algorithms. The update does not yet represent a complete post-quantum chain of trust, as that requires adoption of the algorithm across DNS servers, records, and delegations all the way to the root.