Re: [DMM] Fwd: New Version Notification for draft-perkins-dmm-4283mnids-00.txt
"Charles E. Perkins" <charliep@computer.org> Thu, 25 September 2014 19:02 UTC
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Date: Thu, 25 Sep 2014 12:02:20 -0700
From: "Charles E. Perkins" <charliep@computer.org>
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Cc: Vijay Devarapalli <dvijay@rocketmail.com>, dmm@ietf.org
Subject: Re: [DMM] Fwd: New Version Notification for draft-perkins-dmm-4283mnids-00.txt
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Hello folks, I think the best solution for this would be a section in the Security Considerations explaining the need. I will fashion some text for the upcoming revision ....-01.txt Regards, Charlie P. On 9/24/2014 10:48 AM, Sri Gundavelli (sgundave) wrote: > Hi Pierrick, > > The NAI that is used in S2a/S5 procedures is a IMSI-NAI, based on 3GPP > TS 23.003. It is sent in PBU/PBA messages. Not sure, if IMSI > information is seen as a confidential IE. But, I agree on the need to > include some text on how the signaling message can be protected with > privacy / confidentiality service set, when the identifier is based on > some confidential data. > > > Regards > Sri > > From: "pierrick.seite@orange.com <mailto:pierrick.seite@orange.com>" > <pierrick.seite@orange.com <mailto:pierrick.seite@orange.com>> > Date: Wednesday, September 24, 2014 8:56 AM > To: "Charles E. Perkins" <charliep@computer.org > <mailto:charliep@computer.org>>, "dmm@ietf.org <mailto:dmm@ietf.org>" > <dmm@ietf.org <mailto:dmm@ietf.org>> > Subject: Re: [DMM] Fwd: New Version Notification for > draft-perkins-dmm-4283mnids-00.txt > > Hi Charlie, > > Thanks for the list… it looks good. I’m just wondering about security > considerations… Actually, from 3GPP standpoint, security constrains on > IMSI and GPRSS/LTE temporary identifiers (P-TMSI, GUTI). AFAIK, IMSI > is very rarely sent on the air (maybe only one time at the beginning > of the 3GPP authentication process) for security reasons. So, I’m > wondering if adding IMSI to the list of IDs, without any warnings, is > somehow introducing security weakness to the 3GPP security process. > Consequently, I’m not sure about the following statement “This > document does not introduce any security mechanisms, and does not have > any impact on existing security mechanisms.” It’s maybe not so true > from the 3GPP point of view… > > Maybe we should state that the ID option MUST be used in a way that it > does not harm existing security mechanisms (i.e. use the option with > caution J). For example, to address the issue above (maybe there are > other examples… I don’t know…), we could state that the IMSI should be > transmitted only during first binding update, and not transmitted > anymore as long as the association IMSI/HoA/HNP is done…. Or... > simpler way to address the issue: if nobody has use-case for > transmitting the IMSI, we can simply remove the IMSI from the list J > > BR, > > Pierrick > > *De :*dmm [mailto:dmm-bounces@ietf.org] *De la part de* Charles E. Perkins > *Envoyé :* mardi 23 septembre 2014 21:10 > *À :* dmm@ietf.org <mailto:dmm@ietf.org> > *Objet :* [DMM] Fwd: New Version Notification for > draft-perkins-dmm-4283mnids-00.txt > > Hello folks, > > We have published a ...-00 version of the MNIDs draft. This is mainly for > reference purposes. A new version should be out within a week or so, > incorporating the suggestions and comments from people who responded > to the earlier suggestion to revisit this work. > > Regards, > Charlie P. > > > > -------- Original Message -------- > > *Subject: * > > > > New Version Notification for draft-perkins-dmm-4283mnids-00.txt > > *Date: * > > > > Tue, 23 Sep 2014 10:43:12 -0700 > > *From: * > > > > <internet-drafts@ietf.org> <mailto:internet-drafts@ietf.org> > > *To: * > > > > Charles E. Perkins <charliep@computer.org> > <mailto:charliep@computer.org>, Vijay Devarapalli > <unknown-email-Vijay-Devarapalli@ietfa.amsl.com> > <mailto:unknown-email-Vijay-Devarapalli@ietfa.amsl.com>, Charles > E.Perkins <charliep@computer.org> <mailto:charliep@computer.org> > > A new version of I-D, draft-perkins-dmm-4283mnids-00.txt > has been successfully submitted by Charles E. Perkins and posted to the > IETF repository. > > Name: draft-perkins-dmm-4283mnids > Revision: 00 > Title: MN Identifier Types for RFC 4283 Mobile Node Identifier Option > Document date: 2014-09-23 > Group: Individual Submission > Pages: 4 > URL:http://www.ietf.org/internet-drafts/draft-perkins-dmm-4283mnids-00.txt > Status:https://datatracker.ietf.org/doc/draft-perkins-dmm-4283mnids/ > Htmlized:http://tools.ietf.org/html/draft-perkins-dmm-4283mnids-00 > > > Abstract: > Additional Identifier Types are proposed for use with the Mobile Node > Identifier Option for MIPv6 (RFC 4283). > > > > > Please note that it may take a couple of minutes from the time of submission > until the htmlized version and diff are available at tools.ietf.org. > > The IETF Secretariat > > > > _________________________________________________________________________________________________________________________ > > Ce message et ses pieces jointes peuvent contenir des informations confidentielles ou privilegiees et ne doivent donc > pas etre diffuses, exploites ou copies sans autorisation. Si vous avez recu ce message par erreur, veuillez le signaler > a l'expediteur et le detruire ainsi que les pieces jointes. Les messages electroniques etant susceptibles d'alteration, > Orange decline toute responsabilite si ce message a ete altere, deforme ou falsifie. Merci. > > This message and its attachments may contain confidential or privileged information that may be protected by law; > they should not be distributed, used or copied without authorisation. > If you have received this email in error, please notify the sender and delete this message and its attachments. > As emails may be altered, Orange is not liable for messages that have been modified, changed or falsified. > Thank you. -- Regards, Charlie P.
- [DMM] Fwd: New Version Notification for draft-per… Charles E. Perkins
- Re: [DMM] Fwd: New Version Notification for draft… pierrick.seite
- Re: [DMM] Fwd: New Version Notification for draft… Sri Gundavelli (sgundave)
- Re: [DMM] Fwd: New Version Notification for draft… Jouni Korhonen
- Re: [DMM] Fwd: New Version Notification for draft… pierrick.seite
- Re: [DMM] Fwd: New Version Notification for draft… Charles E. Perkins
- Re: [DMM] Fwd: New Version Notification for draft… Charlie Perkins
- Re: [DMM] Fwd: New Version Notification for draft… Sri Gundavelli (sgundave)
- Re: [DMM] Fwd: New Version Notification for draft… Sri Gundavelli (sgundave)
- Re: [DMM] Fwd: New Version Notification for draft… Hui Deng
- Re: [DMM] Fwd: New Version Notification for draft… Sri Gundavelli (sgundave)
- Re: [DMM] Fwd: New Version Notification for draft… Hui Deng
- Re: [DMM] Fwd: New Version Notification for draft… Sri Gundavelli (sgundave)
- Re: [DMM] Fwd: New Version Notification for draft… Hui Deng