Re: [tcpm] [tsv-area] Fwd: Secdir Review of draft-stjohns-sipso-05
Lars Eggert <lars.eggert@nokia.com> Thu, 02 October 2008 18:36 UTC
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From: Lars Eggert <lars.eggert@nokia.com>
To: ext Joe Touch <touch@ISI.EDU>
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Cc: tcpm Extensions WG <tcpm@ietf.org>, TSV Area <tsv-area@ietf.org>
Subject: Re: [tcpm] [tsv-area] Fwd: Secdir Review of draft-stjohns-sipso-05
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I'd suggest over there. Or at least CC the folks that are on the current thread there, it's a pretty diverse set of people. Lars On 2008-10-2, at 20:24, ext Joe Touch wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi, Lars, > > Are you suggesting we have that discussion there, or that they move > this > issue here (e.g., to TCPM or TSVAREA)? > > I would expect the latter would be more useful... > > Joe > > Lars Eggert wrote: >> FYI, this discussion on the main IETF list needs input from transport >> folks. Look at Section 7.3 of draft-stjohns-sipso-05. >> >> Lars >> >> Begin forwarded message: >> >>> From: "ext Steven M. Bellovin" <smb@cs.columbia.edu> >>> Date: October 2, 2008 16:31:29 GMT+03:00 >>> To: "Steven M. Bellovin" <smb@cs.columbia.edu> >>> Cc: draft-stjohns-sipso-05@tools.ietf.org, Sam Hartman >>> <hartmans-ietf@mit.edu>, secdir@mit.edu, ietf@ietf.org >>> Subject: Re: Secdir Review of draft-stjohns-sipso-05 >>> >>> On Wed, 1 Oct 2008 22:12:17 -0400 >>> "Steven M. Bellovin" <smb@cs.columbia.edu> wrote: >>> >>>>> Steven> Note 7.3.1 on >>>>> Steven> TCP considerations. (Also note that 7.3.1 disagrees >>>>> Steven> with 793 on the treatment of security labels in section >>>>> Steven> 3.6 of 793. At the least, this shoudl be noted. >>>>> >>>>> I had completely missed this. I'll call out the section to the >>>>> transport ADs >>>>> >>>> I should have added: I think the new document is in fact more >>>> correct >>>> than 793 -- the 793 scheme would permit various forms of >>>> high-bandwidth covert channels to be set up. This is an issue that >>>> was not nearly that well understood when 793 was written. That >>>> said, >>>> it is a change to TCP, and needs to be treated as such. >>>> >>> Thinking further -- I suspect that the right thing to do here is for >>> someone to write a short, simple draft amending 793 -- it's >>> handling of >>> the security option is simply wrong, independent of this draft. I >>> wonder -- what TCPs actually implement even 793? NetBSD doesn't; I >>> strongly suspect that no BSDs do. Does Solaris? Linux? >>> >>> --Steve Bellovin, http://www.cs.columbia.edu/~smb >>> _______________________________________________ >>> Ietf mailing list >>> Ietf@ietf.org >>> https://www.ietf.org/mailman/listinfo/ietf >> > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.9 (MingW32) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iEYEARECAAYFAkjlA7UACgkQE5f5cImnZrszXQCeNkIxxBZUmEjidZBxwF5RMaDg > sgEAn3aoDE4kcBsV7kglGiXvKbRWZwK6 > =fiTu > -----END PGP SIGNATURE-----
_______________________________________________ tcpm mailing list tcpm@ietf.org https://www.ietf.org/mailman/listinfo/tcpm
- [tcpm] Fwd: Secdir Review of draft-stjohns-sipso-… Lars Eggert
- Re: [tcpm] [tsv-area] Fwd: Secdir Review of draft… Joe Touch
- Re: [tcpm] [tsv-area] Fwd: Secdir Review of draft… Lars Eggert
- [tcpm] [Fwd: Re: Secdir Review of draft-stjohns-s… Joe Touch
- Re: [tcpm] Fwd: Secdir Review of draft-stjohns-si… Lars Eggert