RFC9934 · Privacy-Enhanced Mail (PEM) File Format for Encrypted ClientHello (ECH)

{
  "id": "RFC9934",
  "number": 9934,
  "title_en": "Privacy-Enhanced Mail (PEM) File Format for Encrypted ClientHello (ECH)",
  "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": "Encrypted ClientHello (ECH) key pairs need to be configured into TLS servers, which can be built using different TLS libraries. This document specifies a standard file format for this purpose, similar to how RFC 7468 defines other Privacy-Enhanced Mail (PEM) file formats.",
  "authors": [
    "S. Farrell"
  ],
  "organizations": [],
  "publication_date": "2026-03-01",
  "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": "",
  "area_ru": "",
  "working_group": "NON WORKING GROUP",
  "source_draft": "draft-farrell-tls-pemesni-13",
  "page_count": 5,
  "doi": "10.17487/RFC9934",
  "keywords": [
    "TLS",
    "ESNI"
  ],
  "formats": [
    "HTML",
    "TXT",
    "PDF",
    "XML"
  ],
  "relations": {
    "obsoletes": [],
    "obsoleted_by": [],
    "updates": [],
    "updated_by": [],
    "is_also": [],
    "see_also": []
  },
  "links": {
    "info": "https://www.rfc-editor.org/info/rfc9934/",
    "html": "https://www.rfc-editor.org/rfc/rfc9934.html",
    "txt": "https://www.rfc-editor.org/rfc/rfc9934.txt",
    "datatracker": "https://datatracker.ietf.org/doc/rfc9934/"
  }
}