Re: [secdir] Secdir review of draft-ietf-abfab-aaa-saml
Alejandro Pérez Méndez <alex@um.es> Mon, 14 December 2015 12:46 UTC
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To: Paul Hoffman <paul.hoffman@vpnc.org>, secdir <secdir@ietf.org>
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From: Alejandro Pérez Méndez <alex@um.es>
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Date: Mon, 14 Dec 2015 13:46:35 +0100
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Cc: Josh.Howlett@ja.net, hartmans-ietf@mit.edu
Subject: Re: [secdir] Secdir review of draft-ietf-abfab-aaa-saml
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Hi Paul, thanks for the review. Please, see my comments inline. El 14/12/15 a las 04:57, Paul Hoffman escribió: > Greetings. I'm the SecDir reviewer for draft-ietf-abfab-aaa-saml. I > apologize for the lateness of this review, particularly because I have > what might be a significant question on the draft. > > The first two paragraphs of the Security Considerations section read: > > In this specification, the Relying Party MUST trust any statement in > the SAML messages from the IdP in the same way that it trusts > information contained in RADIUS attributes. These entities MUST > trust the RADIUS infrastructure to provide integrity of the SAML > messages. > > Furthermore, the Relying Party MUST apply policy and filter the > information based on what information the IdP is permitted to assert > and on what trust is reasonable to place in proxies between them. > > These seem like pretty important considerations. I fully admit that I > might have missed it, but are they actually mentioned earlier in the > document? I would have expected them in the Introduction, or at least > in Section 7. > > If those requirements are not listed early, shouldn't they be? You are right. We think that restating this consideration (first paragraph) at the begging of section 4.2 would be a good idea. Besides, it will serve as a better motivation for why using RADIUS over TLS (or equivalent security means) is mandatory. Would that work for you? Regards, Alejandro > > --Paul Hoffman
- [secdir] Secdir review of draft-ietf-abfab-aaa-sa… Paul Hoffman
- Re: [secdir] Secdir review of draft-ietf-abfab-aa… Alejandro Pérez Méndez
- Re: [secdir] Secdir review of draft-ietf-abfab-aa… Paul Hoffman