RFC 5021 · PROPOSED STANDARD · 2007
MON · 27 JUL 2026
Extended Kerberos Version 5 Key Distribution Center Exchanges over TCP
Overview
RFC 5021, “Extended Kerberos Version 5 Key Distribution Center Exchanges over TCP”, is a Proposed Standard document published in August 2007 by S. Josefsson. It updates RFC 4120. The canonical text is published by the RFC Editor.
Abstract
This document describes an extensibility mechanism for the Kerberos V5 protocol when used over TCP transports. The mechanism uses the reserved high-bit in the length field. It can be used to negotiate TCP-specific Kerberos extensions. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 5021 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2007
- RFC 5020 The Lightweight Directory Access Protocol entryDN Operational Attribute
- RFC 5022 Media Server Control Markup Language and Protocol
- RFC 5019 The Lightweight Online Certificate Status Protocol Profile for High-Volume Environments
- RFC 5023 The Atom Publishing Protocol
- RFC 5018 Connection Establishment in the Binary Floor Control Protocol
- RFC 5024 ODETTE File Transfer Protocol 2.0
- RFC 5017 MIB Textual Conventions for Uniform Resource Identifiers
- RFC 5025 Presence Authorization Rules