Algorithms
What is ML-KEM?
Also known as Kyber, CRYSTALS-Kyber.
Module-Lattice-based Key Encapsulation Mechanism. NIST's primary post-quantum KEM standard, finalised as FIPS 203 in August 2024. Three parameter sets (512, 768, 1024) at NIST security levels 1, 3, and 5. QNSP default KEM in every tier.
Deep dive
ML-KEM on QNSP
NIST's primary post-quantum key encapsulation standard, finalised August 2024 as FIPS 203. ML-KEM is QNSP's default KEM in every tier and powers PQC TLS key agreement, KMS-wrapped data keys, and vault secret encryption.
For parameter sets, key and signature sizes, NIST ACVP conformance status, and when to use it, see the full ML-KEM algorithm reference.
FAQ
Common questions
What is ML-KEM?
Module-Lattice-based Key Encapsulation Mechanism. NIST's primary post-quantum KEM standard, finalised as FIPS 203 in August 2024. Three parameter sets (512, 768, 1024) at NIST security levels 1, 3, and 5. QNSP default KEM in every tier.
What is ML-KEM also known as?
ML-KEM is also known as Kyber, CRYSTALS-Kyber. Module-Lattice-based Key Encapsulation Mechanism. NIST's primary post-quantum KEM standard, finalised as FIPS 203 in August 2024. Three parameter sets (512, 768, 1024) at NIST security levels 1, 3, and 5. QNSP default KEM in every tier.
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