{
  "title": "Classify the operation before evaluating the security claim.",
  "article": "https://synxcrypto.com/articles/quantum-cryptography-pqc-claim-classifier.php#comparison-table",
  "reviewed": "2026-09-21",
  "scope": "Editorial reference table; not a SYNX laboratory measurement. Preserve qualifiers in each row.",
  "columns": [
    "Claim describes",
    "Classification and source",
    "Evidence to request next"
  ],
  "rows": [
    [
      "Quantum signals and a resulting shared key",
      "QKD is a quantum-cryptography example. NIST overview",
      "Protocol, equipment, endpoint authentication and covered link."
    ],
    [
      "Encapsulation and decapsulation of shared secret material",
      "Post-quantum KEM, if the named scheme is PQC. ML-KEM standard",
      "Exact algorithm, parameters and surrounding authenticated protocol."
    ],
    [
      "A signature checked against a public key",
      "Digital-signature operation; identify the specific scheme. ML-DSA standard",
      "Signed data, key format, verification rules and deployed implementation."
    ],
    [
      "SLH-DSA or a SPHINCS+ family label",
      "Hash-based signature claim with names that need precise source identification. SLH-DSA standard",
      "Exact algorithm name, parameter set, version and any conformance evidence."
    ]
  ],
  "sources": [
    {
      "url": "https://www.nist.gov/cybersecurity-and-privacy/what-quantum-cryptography",
      "label": "NIST: What Is Quantum Cryptography?"
    },
    {
      "url": "https://csrc.nist.gov/pubs/fips/203/final",
      "label": "FIPS 203: ML-KEM"
    },
    {
      "url": "https://csrc.nist.gov/pubs/fips/204/final",
      "label": "FIPS 204: ML-DSA"
    },
    {
      "url": "https://csrc.nist.gov/pubs/fips/205/final",
      "label": "FIPS 205: SLH-DSA"
    }
  ]
}