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IETF · RFC · RFC6113

RFC6113 · A Generalized Framework for Kerberos Pre-Authentication

A Generalized Framework for Kerberos Pre-Authentication

Kerberos is a protocol for verifying the identity of principals (e.g., a workstation user or a network server) on an open network. The Kerberos protocol provides a facility called pre-authentication. Pre-authentication mechanisms can use this facility to extend the Kerberos protocol and prove the identity of a principal. This document describes a more formal model for this facility. The model describes what state in the Kerberos request a pre-authentication mechanism is likely to change. It also describes how multiple pre-authentication mechanisms used in the same request will interact. This document also provides common tools needed by multiple pre-authentication mechanisms. One of these tools is a secure channel between the client and the key distribution center with a reply key strengthening mechanism; this secure channel can be used to protect the authentication exchange and thus eliminate offline dictionary attacks. With these tools, it is relatively straightforward to chain multiple authentication mechanisms, utilize a different key management system, or support a new key agreement algorithm. [STANDARDS-TRACK]

Официальная английская аннотация

Kerberos is a protocol for verifying the identity of principals (e.g., a workstation user or a network server) on an open network. The Kerberos protocol provides a facility called pre-authentication. Pre-authentication mechanisms can use this facility to extend the Kerberos protocol and prove the identity of a principal. This document describes a more formal model for this facility. The model describes what state in the Kerberos request a pre-authentication mechanism is likely to change. It also describes how multiple pre-authentication mechanisms used in the same request will interact. This document also provides common tools needed by multiple pre-authentication mechanisms. One of these tools is a secure channel between the client and the key distribution center with a reply key strengthening mechanism; this secure channel can be used to protect the authentication exchange and thus eliminate offline dictionary attacks. With these tools, it is relatively straightforward to chain multiple authentication mechanisms, utilize a different key management system, or support a new key agreement algorithm. [STANDARDS-TRACK]

Связи документа

updates: RFC4120

Официальный источник · 2011-04-01

Полные импортированные сведения карточки
{
  "id": "RFC6113",
  "number": 6113,
  "title_en": "A Generalized Framework for Kerberos Pre-Authentication",
  "title_ru": "",
  "summary_ru": "",
  "purpose_ru": "",
  "use_ru": "",
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  "full_translation_checked_at": "",
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  "verification_level_ru": "Русская выжимка не подготовлена",
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  "abstract_en": "Kerberos is a protocol for verifying the identity of principals (e.g., a workstation user or a network server) on an open network. The Kerberos protocol provides a facility called pre-authentication. Pre-authentication mechanisms can use this facility to extend the Kerberos protocol and prove the identity of a principal. This document describes a more formal model for this facility. The model describes what state in the Kerberos request a pre-authentication mechanism is likely to change. It also describes how multiple pre-authentication mechanisms used in the same request will interact. This document also provides common tools needed by multiple pre-authentication mechanisms. One of these tools is a secure channel between the client and the key distribution center with a reply key strengthening mechanism; this secure channel can be used to protect the authentication exchange and thus eliminate offline dictionary attacks. With these tools, it is relatively straightforward to chain multiple authentication mechanisms, utilize a different key management system, or support a new key agreement algorithm. [STANDARDS-TRACK]",
  "authors": [
    "S. Hartman",
    "L. Zhu"
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  "organizations": [],
  "publication_date": "2011-04-01",
  "current_status": "PROPOSED STANDARD",
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  "lifecycle": "active",
  "lifecycle_ru": "Действующий",
  "stream": "IETF",
  "stream_ru": "IETF",
  "area": "sec",
  "area_ru": "Безопасность",
  "working_group": "krb-wg",
  "source_draft": "draft-ietf-krb-wg-preauth-framework-17",
  "page_count": 48,
  "doi": "10.17487/RFC6113",
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