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Layer-3 Discovery and Liveness Signing

The information below is for an old version of the document.
Document Type
This is an older version of an Internet-Draft whose latest revision state is "Replaced".
Expired & archived
Authors Randy Bush , Russ Housley , Rob Austein
Last updated 2022-04-17 (Latest revision 2021-10-14)
Replaces draft-ymbk-lsvr-l3dl-signing
Replaced by draft-ietf-lsvr-l3dl
RFC stream Internet Engineering Task Force (IETF)
Additional resources Mailing list discussion
Stream WG state WG Document
Other - see Comment Log
Document shepherd (None)
IESG IESG state Expired
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


The Layer-3 Discovery and Liveness protocol OPEN PDU may contain a public key and a certificate, which can be used to verify signatures on subsequent PDUs. This document describes two mechanisms based on digital signatures, one that is Trust On First Use (TOFU), and one that uses a trust anchor signture over the public key to provide authentication as well as session integrity.


Randy Bush
Russ Housley
Rob Austein

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)