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Standards

Post-quantum standards, at a glance

The core NIST post-quantum standards and Australian guidance you need to plan a credible migration.

  • FIPS 203 — ML-KEM (Kyber)

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    Module-lattice-based key-encapsulation mechanism. The primary PQC KEM for general use.

  • FIPS 204 — ML-DSA (Dilithium)

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    Module-lattice-based digital signature scheme. Recommended default for signatures.

  • FIPS 205 — SLH-DSA (SPHINCS+)

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    Stateless hash-based digital signature scheme. Conservative fallback with distinct mathematical assumptions.

  • HQC — code-based KEM (finalised)

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    Backup KEM based on error-correcting codes, providing algorithmic diversity alongside ML-KEM.

  • ASD — Information Security Manual (ISM)

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    Australian Signals Directorate guidance, including advice on planning a post-quantum migration.

This tracker is maintained editorially. Always consult the primary source for authoritative wording.