RFC 2941 · PROPOSED STANDARD · 2000
SUN · 14 JUN 2026
Telnet Authentication Option
Overview
RFC 2941, “Telnet Authentication Option”, is a Proposed Standard document published in September 2000 by T. Ts'o, J. Altman. It obsoletes RFC 1416. The canonical text is published by the RFC Editor.
Abstract
This document describes the authentication option to the telnet protocol as a generic method for negotiating an authentication type and mode including whether encryption should be used and if credentials should be forwarded. [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 2941 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 2000
- RFC 2940 Definitions of Managed Objects for Common Open Policy Service Protocol Clients
- RFC 2942 Telnet Authentication: Kerberos Version 5
- RFC 2939 Procedures and IANA Guidelines for Definition of New DHCP Options and Message Types
- RFC 2943 TELNET Authentication Using DSA
- RFC 2938 Identifying Composite Media Features
- RFC 2944 Telnet Authentication: SRP
- RFC 2937 The Name Service Search Option for DHCP
- RFC 2945 The SRP Authentication and Key Exchange System