Re: [secdir] [payload] sec-dir review of draft-ietf-payload-rtp-opus-08
"Derek Atkins" <derek@ihtfp.com> Wed, 08 April 2015 14:43 UTC
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References: <sjmoaosz53h.fsf@securerf.ihtfp.org> <54E3A32F.2010008@jmvalin.ca> <760B7D45D1EFF74988DBF5C2122830C24D064CDE@szxpml507-mbx.exmail.huawei.com> <sjmk2zdzv6g.fsf@securerf.ihtfp.org> <916F29B3-E392-481B-A269-FBA58DFEF14D@nostrum.com> <551C612B.4030702@mozilla.com> <C3DD8EE5-B066-4C06-99F4-B9147A128811@nostrum.com> <C17AE3D5-F62D-42A3-9F1F-885BF1B984EB@nostrum.com> <551EFB9C.4040504@xiph.org> <sjmy4m5grwp.fsf@securerf.ihtfp.org> <269A06E2-6704-4E5E-BBFD-92F157639261@nostrum.com> <5522D40E.8040402@nostrum.com> <73626E80-1EBA-4A85-83DD-32423649DBD1@csperkins.org> <035501d0711a$7856b0a0$690411e0$@gmail.com> <5523C5AE.7040108@mozilla.com> <sjmpp7ggft8.fsf@securerf.ihtfp.org> <CAHbuEH63BtaENfm6-_itp1eLtSCyC8LRvGbGPbKVAR-k6GQdZA@mail.gmail.com> <927CC992-13D7-41B9-A9AF-7F4E31905DF2@csperkins.org> <sjmd23ehf4o.fsf@securerf.ihtfp.org> <402C1C17-65A1-4461-9CA8-D7035022DEFE@csperkins.org>
Date: Wed, 08 Apr 2015 10:42:59 -0400
From: Derek Atkins <derek@ihtfp.com>
To: Colin Perkins <csp@csperkins.org>
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Cc: Roni Even <ron.even.tlv@gmail.com>, Magnus Westerlund <magnus.westerlund@ericsson.com>, Jean-Marc Valin <jmvalin@mozilla.com>, "secdir@ietf.org" <secdir@ietf.org>, payload@ietf.org, jspittka@gmail.com, Kathleen Moriarty <kathleen.moriarty.ietf@gmail.com>, "iesg@ietf.org" <iesg@ietf.org>, payload-chairs@tools.ietf.org, koenvos74@gmail.com, Robert Sparks <rjsparks@nostrum.com>
Subject: Re: [secdir] [payload] sec-dir review of draft-ietf-payload-rtp-opus-08
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On Wed, April 8, 2015 10:35 am, Colin Perkins wrote: [snip] > > And as I keep saying, I believe that is inappropriate, since it's > recommending SRTP which is not suitable for many applications. The > rtp-howto draft suggests the following text: > [sniped and added below] > > (The two drafts referenced are what became RFCs 7201 and 7202). > > If you want to augment that with a "strong security SHOULD/MUST be used", > then I certainly don't object. However, a payload format really shouldn't > be trying to recommend use of a particular RTP security solution, such as > SRTP. Okay, so if you want to change the text completely (which I'm fine with), how about just adding a single sentence to the end of what you have: RTP packets using the payload format defined in this specification are subject to the security considerations discussed in the RTP specification RFC3550, and in any applicable RTP profile such as RTP/AVP [RFC3551], RTP/AVPF [RFC4585], RTP/SAVP [RFC3711] or RTP/ SAVPF [RFC5124]. However, as "Securing the RTP Protocol Framework: Why RTP Does Not Mandate a Single Media Security Solution" [I-D.ietf-avt-srtp-not-mandatory] discusses it is not an RTP payload formats responsibility to discuss or mandate what solutions are used to meet the basic security goals like confidentiality, integrity and source authenticity for RTP in general. This responsibility lays on anyone using RTP in an application. They can find guidance on available security mechanisms and important considerations in Options for Securing RTP Sessions [I-D.ietf-avtcore-rtp-security-options]. Applications SHOULD implement at least one of the strong security measures suggested by those references. > -- > Colin Perkins > https://csperkins.org/ -derek -- Derek Atkins 617-623-3745 derek@ihtfp.com www.ihtfp.com Computer and Internet Security Consultant
- Re: [secdir] [payload] sec-dir review of draft-ie… Kathleen Moriarty
- Re: [secdir] [payload] sec-dir review of draft-ie… Stephen Farrell
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] sec-dir review of draft-ietf-payload… Ben Campbell
- Re: [secdir] sec-dir review of draft-ietf-payload… Jean-Marc Valin
- Re: [secdir] sec-dir review of draft-ietf-payload… Ben Campbell
- Re: [secdir] sec-dir review of draft-ietf-payload… Derek Atkins
- Re: [secdir] sec-dir review of draft-ietf-payload… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Timothy B. Terriberry
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Robert Sparks
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Roni Even
- Re: [secdir] [payload] sec-dir review of draft-ie… Jean-Marc Valin
- Re: [secdir] [payload] sec-dir review of draft-ie… Roni Even
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Stephen Farrell
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Stephen Farrell
- Re: [secdir] [payload] sec-dir review of draft-ie… DRAGE, Keith (Keith)
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Kathleen Moriarty
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Roni Even
- Re: [secdir] [payload] sec-dir review of draft-ie… Stephen Farrell
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Jean-Marc Valin
- Re: [secdir] [payload] sec-dir review of draft-ie… Kathleen Moriarty
- Re: [secdir] [payload] sec-dir review of draft-ie… Ben Campbell
- Re: [secdir] [payload] sec-dir review of draft-ie… Derek Atkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Colin Perkins
- Re: [secdir] [payload] sec-dir review of draft-ie… Magnus Westerlund
- Re: [secdir] [payload] sec-dir review of draft-ie… Magnus Westerlund
- [secdir] sec-dir review of draft-ietf-payload-rtp… Derek Atkins
- Re: [secdir] sec-dir review of draft-ietf-payload… Roni Even
- Re: [secdir] sec-dir review of draft-ietf-payload… Derek Atkins