Re: [TLS] Negotiated Discrete Log DHE revision
Michael D'Errico <mike-list@pobox.com> Tue, 08 April 2014 17:22 UTC
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Date: Tue, 08 Apr 2014 10:22:04 -0700
From: Michael D'Errico <mike-list@pobox.com>
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To: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
References: <AD51D38F-2CFE-4277-854D-C0E56292A336@cisco.com> <20140326211219.27D281AC7D@ld9781.wdf.sap.corp> <20140327095527.5335c7fa@hboeck.de> <533622F3.2090406@fifthhorseman.net> <87eh18xtrl.fsf@alice.fifthhorseman.net> <53442983.1030703@pobox.com>
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Cc: tls@ietf.org
Subject: Re: [TLS] Negotiated Discrete Log DHE revision
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Also, I'm curious why "e" is chosen for constructing these primes. Since the natural log of e is 1, doesn't it seem like a bad idea to stick a bunch of bits of e in a prime where the security is based on logarithms? Mike Michael D'Errico wrote: > There is already a list of DH groups managed by the IANA for IKE that was > established by RFC 2409 and includes the MODP groups from RFC 3526 plus > others. Why not just use this existing registry and add your new e-based > groups to it? > > Mike > > > > Daniel Kahn Gillmor wrote: >> On Fri 2014-03-28 21:33:39 -0400, Daniel Kahn Gillmor >> <dkg@fifthhorseman.net> wrote: >>> I've submitted an initial stab at a proposal for negotiated discrete log >>> diffie-hellman ciphersuites: >>> >>> http://tools.ietf.org/html/draft-gillmor-tls-negotiated-dl-dhe-00 >> >> Thanks to feedback from Watson Ladd and Samuel Neves over on the CFRG, >> i've updated the named groups in the above draft. >> >> I've also done another pass over the text: >> >> https://tools.ietf.org/html/draft-gillmor-tls-negotiated-dl-dhe-01 >> >> Comments, questions and critiques welcome. >> >> --dkg
- [TLS] Confirming Consensus on removing RSA key Tr… Joseph Salowey (jsalowey)
- [TLS] On axing DHE (was: Re: Confirming Consensus… Rene Struik
- Re: [TLS] Confirming Consensus on removing RSA ke… Trevor Perrin
- Re: [TLS] Confirming Consensus on removing RSA ke… Martin Rex
- Re: [TLS] Confirming Consensus on removing RSA ke… Watson Ladd
- Re: [TLS] Confirming Consensus on removing RSA ke… Santosh Chokhani
- Re: [TLS] Confirming Consensus on removing RSA ke… Martin Rex
- Re: [TLS] Confirming Consensus on removing RSA ke… Hanno Böck
- Re: [TLS] Confirming Consensus on removing RSA ke… Nikos Mavrogiannopoulos
- Re: [TLS] Confirming Consensus on removing RSA ke… Jack Lloyd
- Re: [TLS] Confirming Consensus on removing RSA ke… Alyssa Rowan
- Re: [TLS] Confirming Consensus on removing RSA ke… Paul Bakker
- Re: [TLS] Confirming Consensus on removing RSA ke… Alyssa Rowan
- Re: [TLS] Confirming Consensus on removing RSA ke… Hanno Böck
- Re: [TLS] Confirming Consensus on removing RSA ke… Johannes Merkle
- Re: [TLS] Confirming Consensus on removing RSA ke… Paul Bakker
- Re: [TLS] Confirming Consensus on removing RSA ke… Nikos Mavrogiannopoulos
- Re: [TLS] Confirming Consensus on removing RSA ke… Salz, Rich
- Re: [TLS] Confirming Consensus on removing RSA ke… Watson Ladd
- Re: [TLS] Confirming Consensus on removing RSA ke… Salz, Rich
- Re: [TLS] Confirming Consensus on removing RSA ke… Andy Lutomirski
- Re: [TLS] Confirming Consensus on removing RSA ke… Marsh Ray
- Re: [TLS] Confirming Consensus on removing RSA ke… Daniel Kahn Gillmor
- Re: [TLS] Confirming Consensus on removing RSA ke… Daniel Kahn Gillmor
- [TLS] Negotiated Discrete Log DHE revision [was: … Daniel Kahn Gillmor
- Re: [TLS] Negotiated Discrete Log DHE revision [w… Michael D'Errico
- Re: [TLS] Negotiated Discrete Log DHE revision Michael D'Errico
- Re: [TLS] Negotiated Discrete Log DHE revision Henrick Hellström
- Re: [TLS] Negotiated Discrete Log DHE revision [w… Daniel Kahn Gillmor
- Re: [TLS] Negotiated Discrete Log DHE revision Daniel Kahn Gillmor
- Re: [TLS] Negotiated Discrete Log DHE revision Samuel Neves
- Re: [TLS] Negotiated Discrete Log DHE revision Watson Ladd
- Re: [TLS] Negotiated Discrete Log DHE revision Samuel Neves
- Re: [TLS] Negotiated Discrete Log DHE revision Liz meeks
- Re: [TLS] Negotiated Discrete Log DHE revision [w… Fedor Brunner
- Re: [TLS] Negotiated Discrete Log DHE revision [w… Fedor Brunner
- Re: [TLS] Confirming Consensus on removing RSA ke… Joseph Salowey (jsalowey)
- Re: [TLS] Confirming Consensus on removing RSA ke… Martin Rex
- Re: [TLS] Confirming Consensus on removing RSA ke… Eric Rescorla
- Re: [TLS] Confirming Consensus on removing RSA ke… Nikos Mavrogiannopoulos
- Re: [TLS] Confirming Consensus on removing RSA ke… Kurt Roeckx
- Re: [TLS] Confirming Consensus on removing RSA ke… Daniel Kahn Gillmor
- Re: [TLS] Confirming Consensus on removing RSA ke… Eric Rescorla
- Re: [TLS] Confirming Consensus on removing RSA ke… Kurt Roeckx
- Re: [TLS] Confirming Consensus on removing RSA ke… Eric Rescorla
- Re: [TLS] Confirming Consensus on removing RSA ke… Nikos Mavrogiannopoulos
- Re: [TLS] Confirming Consensus on removing RSA ke… Viktor Dukhovni
- Re: [TLS] Confirming Consensus on removing RSA ke… Watson Ladd
- Re: [TLS] Confirming Consensus on removing RSA ke… Nikos Mavrogiannopoulos