Re: [GROW] draft-ss-grow-rpki-as-cones-00
"Randy Bush" <randy@psg.com> Wed, 23 May 2018 18:21 UTC
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From: Randy Bush <randy@psg.com>
To: Job Snijders <job@ntt.net>
Cc: Brian Dickson <brian.peter.dickson@gmail.com>, grow@ietf.org
Date: Wed, 23 May 2018 11:21:07 -0700
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Subject: Re: [GROW] draft-ss-grow-rpki-as-cones-00
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> I believe the fundamental problem is (1) the same AS-SET name can > exist in > multiple databases (duplication), (2) you don’t know which as-set > belongs > to which ASN (ownership), and which as-set to use (discovery). i think these may be part of the same confuddle; what is the “identity” of an as-set? in the irr, it is the maintainer (even ignoring multiple irr bases); but we have no such concept in the rpki. my understanding is that an as-set is a short-hand name for a collection of names of ASs and the names of other as-sets. when you ask that an AS owner sign an as-set, you are making an assertion of ownership/scope that i am not sure i understand. the signing AS is saying that the nickname is a valid list in some sense (part of brian’s question)? as the old rpki joke goes, you can use your cert to sign a gif of naked furries or a bank transaction. but what is the security *meaning* of your doing so? from the draft: > to enable operators to define a set of customers that can be found as > "right > adjacencies", or transit customer networks, facilitating the > construction of > prefix filters for a given ASN’ so, when AS42 signs a list {AS1, AS2}, is AS42 trying to say that someone peering with AS42 should expect any prefixes for which there are ROAs with AS42, AS1, or AS2 in the ROA’s asID. but *anyone* can put an arbitrary AS number in an asID. i keep following the heffalump tracks around this tree, but am becoming more and more confused. randy
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Andrei Robachevsky
- [GROW] draft-ss-grow-rpki-as-cones-00 Massimiliano Stucchi
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Gert Doering
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Christopher Morrow
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Randy Bush
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Randy Bush
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Brian Dickson
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Jared Mauch
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Randy Bush
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Christopher Morrow
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Nick Hilliard
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Christopher Morrow
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Christopher Morrow
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Job Snijders
- Re: [GROW] draft-ss-grow-rpki-as-cones-00 Brian Dickson