RE: [RPSEC] Re: draft-convery-bgpattack-00
Randy Bush <randy@psg.com> Fri, 08 November 2002 17:20 UTC
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From: Randy Bush <randy@psg.com>
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To: "Joel M. Halpern" <joel@stevecrocker.com>
Cc: rpsec@ietf.org
Subject: RE: [RPSEC] Re: draft-convery-bgpattack-00
References: <20021106171433.J58530-100000@sequoia.muada.com> <5.1.0.14.0.20021107220526.02713900@mail.stevecrocker.com>
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Date: Fri, 08 Nov 2002 09:21:05 -0800
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> 1) An approach that attempts to comprehensively provide security for BGP > 2) An approach that for deployment probably requires significant > enhancements in the actual routing hardware (storage, increased memory, > crypto hardware). > > It seems this overlooks several things: > A) The indications are that operators are not interested in (or possibly > even capable of) deploying solutions with this complexity > B) We could probably get a lot of coverage (but not as complete) with a > much simpler solution or set of solutions. > C) Securing BGP this carefully when the rest of the infrastructure is > completely insecure seems almost counter-productive. > > Note that currently many operators do not deploy source address > filtering, or even martian address filtering with their > customers. And that is only the tip of the iceberg of simple > things that need to be done. It would seem that whatever energy > it would take to even begin serious development and deployment of > S-BGP could be much better spent getting some of the simple steps > that are necessary deployed. Then we could examine again to > determine what makes sense to do next based on that experience. what this analysis omits is what we will have to do in a month or three years when we get _serious_ widespread routing attacks [0]. as serious defense will, as you well point out, take some time to deploy, it seems prudent to start now, rather than have a large window of major problems while we deploy too late. randy --- [0] - note that we have already seen real non-trivial routing attacks. folk just don't talk about them in public. _______________________________________________ RPSEC mailing list RPSEC@ietf.org https://www1.ietf.org/mailman/listinfo/rpsec
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