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Analysis of Bidirectional Forwarding Detection (BFD) Security (RFC7492) Disclosure Number: IPCOM000241014D
Original Publication Date: 2015-Mar-01
Included in the Prior Art Database: 2015-Mar-19
Document File: 18 page(s) / 22K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Bhatia: AUTHOR [+3]


This document performs a gap analysis of the current state of Bidirectional Forwarding Detection [RFC5880] according to the requirements of KARP Design Guidelines [RFC6518]. Previously, the OPSEC working group has provided an analysis of cryptographic issues with BFD in "Issues with Existing Cryptographic Protection Methods for Routing Protocols" [RFC6039].

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Internet Engineering Task Force (IETF)                         M. Bhatia Request for Comments: 7492                                Ionos Networks Category: Informational                                         D. Zhang ISSN: 2070-1721                                                   Huawei                                                          M. Jethanandani                                                        Ciena Corporation                                                               March 2015

      Analysis of Bidirectional Forwarding Detection (BFD) Security According to the Keying and Authentication for Routing Protocols (KARP)                            Design Guidelines


   This document analyzes the Bidirectional Forwarding Detection (BFD)    protocol according to the guidelines set forth in Section 4.2 of RFC    6518, "Keying and Authentication for Routing Protocols (KARP) Design    Guidelines".

Status of This Memo

   This document is not an Internet Standards Track specification; it is    published for informational purposes.

   This document is a product of the Internet Engineering Task Force    (IETF).  It represents the consensus of the IETF community.  It has    received public review and has been approved for publication by the    Internet Engineering Steering Group (IESG).  Not all documents    approved by the IESG are a candidate for any level of Internet    Standard; see Section 2 of RFC 5741.

   Information about the current status of this document, any errata,    and how to provide feedback on it may be obtained at

 Bhatia, et al.                Informational                     [Page 1]
 RFC 7492                    BFD Gap Analysis                  March 2015

 Copyright Notice

   Copyright (c) 2015 IETF Trust and the persons identified as the    document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal    Provisions Relating to IETF Documents    ( in effect on the date of    publication of this document.  Please review these documents    carefully, as they describe your rights and restrictions with respect    to this document.  Code Components extracted from this document must    include Simplified BSD License text as described in Section 4.e of    the Trust Legal Provisions and are provided without warranty as    described in the Simplified BSD License.

Table of Contents

   1.  Intr...