{
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  "lastModified": "2026-10-14T18:50:56.198Z",
  "sourcePath": "src/main/data/docs",
  "docId": "RFC8221",
  "document": {
    "abstract": "This document replaces RFC 7321, \"Cryptographic Algorithm Implementation Requirements and Usage Guidance for Encapsulating Security Payload (ESP) and Authentication Header (AH)\". The goal of this document is to enable ESP and AH to benefit from cryptography that is up to date while making IPsec interoperable.",
    "abstract$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "authors": [
      {
        "name": "Paul Wouters"
      },
      {
        "name": "Daniel Migault"
      },
      {
        "name": "John Preuß Mattsson"
      },
      {
        "name": "Yoav Nir"
      },
      {
        "name": "Tero Kivinen"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "docId": "RFC8221",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "docLabel": "IETF RFC 8221",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "docNumber": "8221",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "docTitle": "Cryptographic Algorithm Implementation Requirements and Usage Guidance for Encapsulating Security Payload (ESP) and Authentication Header (AH)",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "doi": "10.17487/RFC8221",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "href": "https://doi.org/10.17487/RFC8221",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "keywords": [
      "IPSEC",
      "IKE"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "pages": "15",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "publicationDate": "2017-10-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "references": {
      "bibliographic": [
        "10.1145-1866307.1866363",
        "RFC2395",
        "RFC2403",
        "RFC2404",
        "RFC2405",
        "RFC2410",
        "RFC2451",
        "RFC3051",
        "RFC3173",
        "RFC3566",
        "RFC3602",
        "RFC3686",
        "RFC4106",
        "RFC4309",
        "RFC4543",
        "RFC4868",
        "RFC5282",
        "RFC7296",
        "RFC7634"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=26 proseBlocks=30 skippedAnchorBlocks=28",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "normative": [
        "RFC2119",
        "RFC4301",
        "RFC4302",
        "RFC4303",
        "RFC7321",
        "RFC8174"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc8221/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
      "updated": "2026-10-14T18:50:56.198Z",
      "version": "extractDocs.js@commit:673dd514c094"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "amendedBy": [
        "RFC9395"
      ],
      "amendedBy$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "errataExist": false,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "statusNote": "Proposed Standard",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      },
      "supersedes": [
        "RFC7321"
      ],
      "supersedes$meta": {
        "confidence": "high",
        "note": "Parsed from RFC index XML",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc8221/",
        "updated": "2026-10-14T18:50:56.198Z",
        "version": "extractDocs.js@commit:673dd514c094"
      }
    }
  }
}