Browse Prior Art Database

ICMP Security Failures Messages (RFC2521)

IP.com Disclosure Number: IPCOM000003106D
Original Publication Date: 1999-Mar-01
Included in the Prior Art Database: 2000-Sep-13
Document File: 6 page(s) / 14K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

P. Karn: AUTHOR [+2]

Abstract

This document specifies ICMP messages for indicating failures when using IP Security Protocols (AH and ESP).

This text was extracted from a ASCII document.
This is the abbreviated version, containing approximately 20% of the total text.

Network Working Group P. Karn

Request for Comments: 2521 Qualcomm

Category: Experimental W. Simpson

DayDreamer

March 1999

ICMP Security Failures Messages

Status of this Memo

This document defines an Experimental Protocol for the Internet

community. It does not specify an Internet standard of any kind.

Discussion and suggestions for improvement are requested.

Distribution of this memo is unlimited.

Copyright Notice

Copyright (C) The Internet Society (1999). Copyright (C) Philip Karn

and William Allen Simpson (1994-1999). All Rights Reserved.

Abstract

This document specifies ICMP messages for indicating failures when

using IP Security Protocols (AH and ESP).

Karn & Simpson Experimental [Page i]

RFC 2521 ICMP Security Failures March 1999

Table of Contents

1. Introduction .......................................... 1

2. Message Formats ....................................... 1

2.1 Bad SPI ......................................... 2

2.2 Authentication Failed ........................... 2

2.3 Decompression Failed ............................ 2

2.4 Decryption Failed ............................... 2

2.5 Need Authentication ............................. 3

2.6 Need Authorization .............................. 3

3. Error Procedures ...................................... 3

SECURITY CONSIDERATIONS ...................................... 4

HISTORY ...................................................... 5

ACKNOWLEDGEMENTS ............................................. 5

REFERENCES ................................................... 5

CONTACTS ..................................................... 6

COPYRIGHT .................................................... 7

Karn & Simpson Experimental [Page ii]

RFC 2521 ICMP Security Failures March 1999

1. Introduction

This mechanism is intended for use with the Internet Security

Protocols [RFC-1825 et sequitur] for authentication and privacy. For

statically configured Security Associations, these messages indicate

that the operator needs to manually reconfigure, or is attempting an

unauthorized operation. These messages may al...