{
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  "docId": "RFC6594",
  "document": {
    "abstract": "This document updates the IANA registries in RFC 4255, which defines SSHFP, a DNS Resource Record (RR) that contains a standard Secure Shell (SSH) key fingerprint used to verify SSH host keys using DNS Security Extensions (DNSSEC). This document defines additional options supporting SSH public keys applying the Elliptic Curve Digital Signature Algorithm (ECDSA) and the implementation of fingerprints computed using the SHA-256 message digest algorithm in SSHFP Resource Records. [STANDARDS-TRACK]",
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      "confidence": "high",
      "note": "Parsed from RFC index XML abstract",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "authors": [
      {
        "name": "Ondřej Surý"
      }
    ],
    "authors$meta": {
      "confidence": "high",
      "note": "Parsed from Datatracker doc page article:author (profile full names)",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docId": "RFC6594",
    "docId$meta": {
      "confidence": "high",
      "note": "Derived from RFC number or Datatracker identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docLabel": "IETF RFC 6594",
    "docLabel$meta": {
      "confidence": "high",
      "note": "Constructed from provider and document identifier",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docNumber": "6594",
    "docNumber$meta": {
      "confidence": "high",
      "note": "Parsed from RFC info page report metadata",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docTitle": "Use of the SHA-256 Algorithm with RSA, Digital Signature Algorithm (DSA), and Elliptic Curve DSA (ECDSA) in SSHFP Resource Records",
    "docTitle$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML title",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "docType": "Standard",
    "docType$meta": {
      "confidence": "high",
      "note": "Mapped from Datatracker std_level or RFC status text",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "doi": "10.17487/RFC6594",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML doi",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "href": "https://doi.org/10.17487/RFC6594",
    "href$meta": {
      "confidence": "high",
      "note": "Derived from DOI (https://doi.org/<doi>)",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "keywords": [
      "DNS",
      "SSHFP",
      "SHA-256",
      "Secure Shell",
      "ECDSA"
    ],
    "keywords$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML keywords",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "pages": "9",
    "pages$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML page-count",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "publicationDate": "2012-04-01",
    "publicationDate$meta": {
      "confidence": "high",
      "note": "Parsed from RFC index XML date",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "publisher": "IETF",
    "publisher$meta": {
      "confidence": "high",
      "note": "Static: provider",
      "originalValue": null,
      "source": "parsed",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "references": {
      "bibliographic": [
        "RFC4033",
        "RFC4034",
        "RFC4035",
        "RFC4716",
        "RFC6090",
        "orphan/RFC6594/h:fa511d55",
        "orphan/RFC6594/h:92af6389"
      ],
      "bibliographic$meta": {
        "confidence": "medium",
        "flag": "MIXED_REF_LAYOUT_RISK anchored=15 proseBlocks=20 skippedAnchorBlocks=17",
        "note": "Parsed from RFC HTML references/informative sections",
        "originalValue": [],
        "reviewRequired": true,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "normative": [
        "NIST.FIPS.180-3",
        "RFC1034",
        "RFC1035",
        "RFC2119",
        "RFC4250",
        "RFC4251",
        "RFC4253",
        "RFC4255",
        "RFC5656"
      ],
      "normative$meta": {
        "confidence": "high",
        "note": "Parsed from RFC HTML normative references sections",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      }
    },
    "resolvedHref": "https://www.rfc-editor.org/info/rfc6594/",
    "resolvedHref$meta": {
      "confidence": "high",
      "note": "Final URL resolved via URL redirect verification",
      "originalValue": null,
      "source": "resolved",
      "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
      "updated": "2026-10-16T20:44:19.170Z",
      "version": "extractDocs.js@commit:2c3b1db1b97b"
    },
    "status": {
      "active": true,
      "active$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "errataExist": true,
      "errataExist$meta": {
        "confidence": "high",
        "note": "Derived from presence of errata links on RFC/Datatracker pages",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "errataUrl": [
        "https://www.rfc-editor.org/errata/rfc6594",
        "https://www.rfc-editor.org/errata_search.php?rfc=6594"
      ],
      "errataUrl$meta": {
        "confidence": "high",
        "note": "Parsed from errata links on RFC/Datatracker pages",
        "originalValue": [],
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "latestVersion": true,
      "latestVersion$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "statusNote": "Proposed Standard",
      "statusNote$meta": {
        "confidence": "high",
        "note": "Mapped from Datatracker doc.json std_level",
        "originalValue": null,
        "source": "parsed",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
      },
      "superseded": false,
      "superseded$meta": {
        "confidence": "high",
        "note": "Derived from supersession relationship fields",
        "originalValue": null,
        "source": "resolved",
        "sourceUrl": "https://www.rfc-editor.org/info/rfc6594/",
        "updated": "2026-10-16T20:44:19.170Z",
        "version": "extractDocs.js@commit:2c3b1db1b97b"
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}