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May also include a comparison table of all standard strength levels.","failureModes":["Missing required query parameters 'algorithm' or 'size' returns an error","Unsupported algorithm name returns an error or null fields","Invalid size value for the chosen algorithm returns a null or degraded result","Payment not included or insufficient USDC triggers 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need authoritative NIST SP 800-57 key-strength comparisons across cryptographic algorithms — especially for compliance checks, security policy decisions, or comparing RSA/ECC/AES/hash equivalences. Prefer it over general cryptography references when you need structured, machine-readable output with 2030 status verdicts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:19:51.555Z","isFirstParty":false,"canonicalSlug":"security-math-nist-key-size-equivalence-55e551d1"}