{
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    "abstract": "The Cryptographic Message Syntax (CMS) format, and many associated formats, are expressed using ASN.1. The current ASN.1 modules conform to the 1988 version of ASN.1. This document updates some auxiliary ASN.1 modules to conform to the 2008 version of ASN.1; the 1988 ASN.1 modules remain the normative version. There are no bits- on-the-wire changes to any of the formats; this is simply a change to the syntax. This document is not an Internet Standards Track specification; it is published for informational purposes.",
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      "confidence": "high",
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      "updated": "2026-10-16T18:57:07.472Z",
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    },
    "authors": [
      {
        "name": "Jim Schaad"
      },
      {
        "name": "Sean Turner"
      }
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      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
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      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
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      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.471Z",
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      "confidence": "high",
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      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
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    "docNumber": "6268",
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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/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "docTitle": "Additional New ASN.1 Modules for the Cryptographic Message Syntax (CMS) and the Public Key Infrastructure Using X.509 (PKIX)",
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      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "docType": "Informational",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "doi": "10.17487/RFC6268",
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      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
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    "href": "https://doi.org/10.17487/RFC6268",
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      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "keywords": [
      "ASN.1",
      "HMAC"
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    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": [
        "ASN.1",
        "Certficate Extensions",
        "HMAC"
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      "overridden": true,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T19:31:42.869Z",
      "version": "extractDocs.js@commit:75b379398159"
    },
    "pages": "33",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "publicationDate": "2011-07-01",
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      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "publisher": "IETF",
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      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
    },
    "references": {
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        "RFC5751",
        "RFC6025"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=16 proseBlocks=20 skippedAnchorBlocks=17",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
      },
      "normative": [
        "T-REC-X.680.2008",
        "RFC2119",
        "RFC3274",
        "RFC3779",
        "RFC4073",
        "RFC4231",
        "RFC4334",
        "RFC5083",
        "RFC5280",
        "RFC5652",
        "RFC5752",
        "RFC5911",
        "RFC5912",
        "RFC6019"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc6268/",
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      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
      "updated": "2026-10-16T18:57:07.472Z",
      "version": "extractDocs.js@commit:a6ae1efef02e"
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        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
      },
      "amends": [
        "RFC5911"
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      "amends$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
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      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
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      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
      },
      "statusNote": "Informational",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
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      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6268/",
        "updated": "2026-10-16T18:57:07.472Z",
        "version": "extractDocs.js@commit:a6ae1efef02e"
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