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Post-Quantum PKI Migration: ML-KEM and ML-DSA in Production

A cutover plan for PKI teams who cannot wait for a perfect standard.

AffixIO Research · June 2026 · ~3 min read · 2 sections
Post-Quantum PKIML-KEMML-DSAHybrid Key ExchangeTLS MigrationAlgorithm Agility

NIST finalised ML-KEM and ML-DSA. Your certificates still expire on RSA. This is a practitioner's migration guide: hybrid TLS, staged trust anchors, HSM quirks, and rollback paths we have seen in production cutovers.

Summary

NIST finalised ML-KEM and ML-DSA. Your certificates still expire on RSA. This is a practitioner's migration guide: hybrid TLS, staged trust anchors, HSM quirks, and rollback paths we have seen in production cutovers.

Download the full PDF for technical detail, diagrams, and reproduction steps. Public sandbox: affix-io.com/sandbox.

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