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IETF · RFC · RFC8573

RFC8573 · Message Authentication Code for the Network Time Protocol

Message Authentication Code for the Network Time Protocol

The Network Time Protocol (NTP), as described in RFC 5905, states that NTP packets should be authenticated by appending NTP data to a 128-bit key and hashing the result with MD5 to obtain a 128-bit tag. This document deprecates MD5-based authentication, which is considered too weak, and recommends the use of AES-CMAC as described in RFC 4493 as a replacement.

Официальная английская аннотация

The Network Time Protocol (NTP), as described in RFC 5905, states that NTP packets should be authenticated by appending NTP data to a 128-bit key and hashing the result with MD5 to obtain a 128-bit tag. This document deprecates MD5-based authentication, which is considered too weak, and recommends the use of AES-CMAC as described in RFC 4493 as a replacement.

Связи документа

updates: RFC5905

updated_by: RFC9748

Официальный источник · 2019-06-01

Полные импортированные сведения карточки
{
  "id": "RFC8573",
  "number": 8573,
  "title_en": "Message Authentication Code for the Network Time Protocol",
  "title_ru": "",
  "summary_ru": "",
  "purpose_ru": "",
  "use_ru": "",
  "full_translation_path": "",
  "full_translation_checked_at": "",
  "full_translation_source_sha256": "",
  "architect_note_ru": "",
  "topics_ru": [],
  "translation_state": "not_prepared",
  "verification_level": "not_prepared",
  "verification_level_ru": "Русская выжимка не подготовлена",
  "verification_note_ru": "",
  "abstract_en": "The Network Time Protocol (NTP), as described in RFC 5905, states that NTP packets should be authenticated by appending NTP data to a 128-bit key and hashing the result with MD5 to obtain a 128-bit tag. This document deprecates MD5-based authentication, which is considered too weak, and recommends the use of AES-CMAC as described in RFC 4493 as a replacement.",
  "authors": [
    "A. Malhotra",
    "S. Goldberg"
  ],
  "organizations": [],
  "publication_date": "2019-06-01",
  "current_status": "PROPOSED STANDARD",
  "current_status_ru": "Предлагаемый стандарт",
  "publication_status": "PROPOSED STANDARD",
  "publication_status_ru": "Предлагаемый стандарт",
  "lifecycle": "active",
  "lifecycle_ru": "Действующий",
  "stream": "IETF",
  "stream_ru": "IETF",
  "area": "int",
  "area_ru": "Интернет",
  "working_group": "ntp",
  "source_draft": "draft-ietf-ntp-mac-06",
  "page_count": 5,
  "doi": "10.17487/RFC8573",
  "keywords": [
    "NTP"
  ],
  "formats": [
    "TXT",
    "HTML"
  ],
  "relations": {
    "obsoletes": [],
    "obsoleted_by": [],
    "updates": [
      "RFC5905"
    ],
    "updated_by": [
      "RFC9748"
    ],
    "is_also": [],
    "see_also": []
  },
  "links": {
    "info": "https://www.rfc-editor.org/info/rfc8573/",
    "html": "https://www.rfc-editor.org/rfc/rfc8573.html",
    "txt": "https://www.rfc-editor.org/rfc/rfc8573.txt",
    "datatracker": "https://datatracker.ietf.org/doc/rfc8573/"
  }
}