PQC Map

SP 800-227, Recommendations for Key-Encapsulation Mechanisms

SP 800-227, Recommendations for Key-Encapsulation Mechanisms in the PQC Map: every value read on the maker's own pages, with its day.

Jurisdiction: US — nvlpubs.nist.gov, read 20 October 2026
Issuer: National Institute of Standards and Technology — nvlpubs.nist.gov, read 20 October 2026
Instrument: Guidance — nvlpubs.nist.gov, read 20 October 2026
Reference: SP 800-227, Recommendations for Key-Encapsulation Mechanisms — csrc.nist.gov, read 20 October 2026
Status: Final — csrc.nist.gov, read 20 October 2026
Adopted: 18 September 2025 — csrc.nist.gov, read 20 October 2026
Deadline: Not confirmed: The document does not set a migration deadline. It states: “This recommendation does not discuss how or when to migrate from quantum-vulnerable key-establishment procedures to post-quantum KEMs”. Page: https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-227.pdf
Official text: https://csrc.nist.gov/pubs/sp/800/227/final — csrc.nist.gov, read 20 October 2026
Scope: This recommendation provides guidelines on the basic definitions, properties, and applications of KEMs; supplements the current and future standardization of KEMs; and makes some requirements and recommendations for implementing and using KEMs in FIPS 140-validated cryptographic modules. — nvlpubs.nist.gov, read 25 October 2026

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