{
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    "abstract": "This document describes the conventions for using the Secure Hash Algorithm (SHA) message digest algorithms (SHA-224, SHA-256, SHA-384, SHA-512) with the Cryptographic Message Syntax (CMS). It also describes the conventions for using these algorithms with the CMS and the Digital Signature Algorithm (DSA), Rivest Shamir Adleman (RSA), and Elliptic Curve DSA (ECDSA) signature algorithms. Further, it provides SMIMECapabilities attribute values for each algorithm. [STANDARDS-TRACK]",
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      "confidence": "high",
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      {
        "name": "Sean Turner"
      }
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
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      "updated": "2026-10-13T22:24:59.359Z",
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    "docId": "RFC5754",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
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      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
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    "docNumber": "5754",
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      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
      "version": "extractDocs.js@commit:fd871efde64d"
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    "docTitle": "Using SHA2 Algorithms with Cryptographic Message Syntax",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
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    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
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    "doi": "10.17487/RFC5754",
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
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      "updated": "2026-10-13T22:24:59.359Z",
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      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
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      "updated": "2026-10-13T22:24:59.359Z",
      "version": "extractDocs.js@commit:fd871efde64d"
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    "keywords": [
      "SHA",
      "Message Digest",
      "SHA-224",
      "SHA-256",
      "SHA-384",
      "SHA-512",
      "CMS",
      "DSA",
      "RSA",
      "ECDSA"
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    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
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        "Message Digest Algorithm",
        "SHA-224",
        "SHA-256",
        "SHA-384",
        "SHA-512",
        "CMS",
        "DSA",
        "RSA",
        "Rivest Sharmi Adleman",
        "ECDSA",
        "Elliptic Curve Dsa",
        "Smimecapabilities"
      ],
      "overridden": true,
      "source": "parsed",
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      "updated": "2026-10-14T15:56:32.094Z",
      "version": "extractDocs.js@commit:ca62cd19765f"
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    "pages": "10",
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      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
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    },
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      "confidence": "high",
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      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
      "version": "extractDocs.js@commit:fd871efde64d"
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      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
      "version": "extractDocs.js@commit:fd871efde64d"
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        "RFC4231",
        "RFC4634"
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        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=13 proseBlocks=16 skippedAnchorBlocks=14",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
      },
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        "NIST.FIPS.186-3",
        "RFC2119",
        "RFC3370",
        "RFC3447",
        "RFC3874",
        "RFC4055",
        "RFC5652",
        "RFC5751",
        "RFC5753",
        "RFC5758",
        "NIST.FIPS.180-3"
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      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc5754/",
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
      "updated": "2026-10-13T22:24:59.359Z",
      "version": "extractDocs.js@commit:fd871efde64d"
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.360Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
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        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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      "errataUrl": [
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        "https://www.rfc-editor.org/errata_search.php?rfc=5754",
        "https://www.rfc-editor.org/rfc/inline-errata/rfc5754.html"
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      "errataUrl$meta": {
        "confidence": "high",
        "note": "Parsed from errata links on RFC/Datatracker pages",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.360Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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      "statusNote": "Proposed Standard",
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        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
        "version": "extractDocs.js@commit:fd871efde64d"
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      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc5754/",
        "updated": "2026-10-13T22:24:59.359Z",
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