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User-based Security Model (USM) for version 3 of the Simple Network Management Protocol (SNMPv3) (RFC3414)

IP.com Disclosure Number: IPCOM000010559D
Original Publication Date: 2002-Dec-01
Included in the Prior Art Database: 2002-Dec-18

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

U. Blumenthal: AUTHOR [+2]

Abstract

This document describes the User-based Security Model (USM) for Simple Network Management Protocol (SNMP) version 3 for use in the SNMP architecture. It defines the Elements of Procedure for providing SNMP message level security. This document also includes a Management Information Base (MIB) for remotely monitoring/managing the configuration parameters for this Security Model. This document obsoletes RFC 2574.

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Network Working Group� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � U. Blumenthal

Request for Comments: 3414� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � B. Wijnen

STD: 62� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � Lucent Technologies

Obsoletes: 2574� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � December 2002

Category: Standards Track

� � � � � � � � � User-based Security Model (USM) for version 3 of the

� � � � � � � � � � � � � Simple Network Management Protocol (SNMPv3)

Status of this Memo

� � This document specifies an Internet standards track protocol for the

� � Internet community, and requests discussion and suggestions for

� � improvements.� Please refer to the current edition of the "Internet

� � Official Protocol Standards" (STD 1) for the standardization state

� � and status of this protocol.� Distribution of this memo is unlimited.

Copyright Notice

� � Copyright (C) The Internet Society (2002).� All Rights Reserved.

Abstract

� � This document describes the User-based Security Model (USM) for

� � Simple Network Management Protocol (SNMP) version 3 for use in the

� � SNMP architecture.� It defines the Elements of Procedure for

� � providing SNMP message level security.� This document also includes a

� � Management Information Base (MIB) for remotely monitoring/managing

� � the configuration parameters for this Security Model.� This document

� � obsoletes RFC 2574.

Table of Contents

� � 1.� � � � � � � Introduction..........................................� 4

� � 1.1.� � � � � Threats...............................................� 4

� � 1.2.� � � � � Goals and Constraints.................................� 6

� � 1.3.� � � � � Security Services.....................................� 6

� � 1.4.� � � � � Module Organization...................................� 7

� � 1.4.1.� � � Timeliness Module.....................................� 8

� � 1.4.2.� � � Authentication Protocol...............................� 8

� � 1.4.3.� � � Privacy Protocol......................................� 8

� � 1.5.� � � � � Protection against Message Replay, Delay

� � � � � � � � � � � � and Redirection.......................................� 9

� � 1.5.1.� � � Authoritative SNMP engine.............................� 9

� � 1.5.2.� � � Mechanisms............................................� 9

� � 1.6.� � � � � Abstract Service Interfaces........................... 11

Blumenthal & Wijnen� � � � � � � � Standards Track� � � � � � � � � � � � � � � � � � � � [Page 1]

RFC 3414� � � � � � � � � � � � � � � � � � � � USM for SNMPv3� � � � � � � � � � � � � � � December 2002

� � 1.6.1.� � � User-based Security Model Primitives

� � � � � � � � � � � � for Authentication.................................... 11

� � 1.6.2.� � � User-based Security Model Primitives

� � � � � � � � � � � � for Privacy........................................... 12...