Re: [apps-discuss] [kitten] [saag] HTTP authentication: the next generation
Yoav Nir <ynir@checkpoint.com> Sun, 12 December 2010 14:20 UTC
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From: Yoav Nir <ynir@checkpoint.com>
To: Alexey Melnikov <alexey.melnikov@isode.com>
Date: Sun, 12 Dec 2010 16:22:23 +0200
Thread-Topic: [kitten] [saag] HTTP authentication: the next generation
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Cc: "apps-discuss@ietf.org" <apps-discuss@ietf.org>, websec <websec@ietf.org>, "kitten@ietf.org" <kitten@ietf.org>, "http-auth@ietf.org" <http-auth@ietf.org>, "saag@ietf.org" <saag@ietf.org>, "ietf-http-wg@w3.org Group" <ietf-http-wg@w3.org>
Subject: Re: [apps-discuss] [kitten] [saag] HTTP authentication: the next generation
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EAP has one advantage. It is easy to integrate with existing RADIUS/DIAMETER infrastructure. On Dec 12, 2010, at 4:10 PM, Alexey Melnikov wrote: > Yaron Sheffer wrote: > >> Hi Luke, >> >> I am not a big fan of EAP myself (although I am a co-author on Yoav's >> TLS-EAP), but no, for pragmatic reasons SASL is not the moral equivalent. >> >> There is a number of EAP methods that provide zero-knowledge password >> based mutual authentication (i.e. password based auth that's *not* >> susceptible to dictionary attacks). These include (see >> http://www.iana.org/assignments/eap-numbers/eap-numbers.xml#eap-numbers-3) >> EAP-SRP-SHA1, EAP-pwd, EAP-EKE and EAP-SPEKE. >> >> As far as I can see >> (http://www.iana.org/assignments/sasl-mechanisms/sasl-mechanisms.xhtml) >> SASL does not provide any equivalent method. > > There is an expired SASL SRP draft, which can be revived, if needed. > >> Thanks, >> Yaron >> >> On 12/12/2010 03:38 AM, Luke Howard wrote: >> >>> On 12/12/2010, at 10:10 AM, Yoav Nir wrote: >>> >>>> On Dec 11, 2010, at 1:09 AM, Paul Hoffman wrote: >>>> >>>>> At 3:53 PM -0700 12/10/10, Peter Saint-Andre wrote: >>>>> >>>>>> Other than that, I'm not aware of much activity. What have I missed? >>>>> >>>>> >>>>> TLS client certificates. >>>> >>>> >>>> TLS client certificates work, but as we've learned both with the web >>>> and with IPsec clients, people would much rather not use them. A few >>>> IETFs ago (Chicago?), a bunch of us tried to push the idea of TLS >>>> with EAP authentication. >>>> >>>> http://tools.ietf.org/html/draft-nir-tls-eap >>> >>> >>> Does draft-williams-tls-app-sasl-opt-04.txt + abfab get you the moral >>> equivalent? >>> >>> -- Luke >> > > > Scanned by Check Point Total Security Gateway.
- Re: [apps-discuss] HTTP authentication: the next … Mark Nottingham
- [apps-discuss] HTTP authentication: the next gene… Peter Saint-Andre
- Re: [apps-discuss] [saag] HTTP authentication: th… Paul Hoffman
- Re: [apps-discuss] [kitten] HTTP authentication: … Nicolas Williams
- Re: [apps-discuss] [saag] HTTP authentication: th… Henry B. Hotz
- Re: [apps-discuss] [websec] HTTP authentication: … Marsh Ray
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Josh Howlett
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Alexey Melnikov
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Josh Howlett
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Luke Howard
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Yaron Sheffer
- Re: [apps-discuss] [saag] HTTP authentication: th… Yoav Nir
- Re: [apps-discuss] [saag] HTTP authentication: th… Yoav Nir
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Yoav Nir
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Yoav Nir
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Alexey Melnikov
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Eliot Lear
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Roy T. Fielding
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Dave Cridland
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Dave Cridland
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Eliot Lear
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Carsten Bormann
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Eliot Lear
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Dave Cridland
- Re: [apps-discuss] [websec] HTTP authentication: … Julian Reschke
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Adrien de Croy
- Re: [apps-discuss] [saag] [kitten] HTTP authentic… Alan DeKok
- Re: [apps-discuss] [websec] [saag] HTTP authentic… Ben Laurie
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Dave Raggett
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Marsh Ray
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Tim Morgan
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Yaron Sheffer
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Yoav Nir
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Yoav Nir
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Yoav Nir
- Re: [apps-discuss] [http-auth] [websec] [saag] [k… Henry B. Hotz
- Re: [apps-discuss] [http-auth] [websec] [saag] HT… Henry B. Hotz
- Re: [apps-discuss] [websec] [saag] [kitten] HTTP … Marsh Ray
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Nicolas Williams
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Nicolas Williams
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Steven Bellovin
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … John C Klensin
- Re: [apps-discuss] [http-auth] [websec] HTTP auth… Tim Morgan
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … John C Klensin
- Re: [apps-discuss] [saag] [kitten] HTTP authentic… Joel Jaeggli
- Re: [apps-discuss] [http-auth] [saag] [websec] [k… Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … der Mouse
- Re: [apps-discuss] [http-auth] [saag] [websec] [k… der Mouse
- Re: [apps-discuss] [http-auth] [saag] [websec] [k… Tim
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Adrien de Croy
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Phillip Hallam-Baker
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Nathan
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Adrien de Croy
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Ben Laurie
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Ben Laurie
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Josh Howlett
- Re: [apps-discuss] [websec] [saag] [kitten] HTTP … Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Jeffrey Hutzelman
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Phillip Hallam-Baker
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Ben Laurie
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … David Morris
- Re: [apps-discuss] [kitten] [saag] HTTP authentic… Robert Sayre
- Re: [apps-discuss] [websec] [kitten] [saag] HTTP … Tim
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Ben Laurie
- Re: [apps-discuss] [websec] [saag] [kitten] HTTP … Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … der Mouse
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Phillip Hallam-Baker
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Phillip Hallam-Baker
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Blaine Cook
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Phillip Hallam-Baker
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Ben Laurie
- Re: [apps-discuss] [http-auth] [saag] [websec] [k… Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Blaine Cook
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Blaine Cook
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Ben Laurie
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Marsh Ray
- Re: [apps-discuss] [saag] [websec] [kitten] HTTP … Theodore Tso