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Re: [TLS] Extended random is NSA backdoor

Trevor Perrin <trevp@trevp.net> Mon, 31 March 2014 16:06 UTC

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Date: Mon, 31 Mar 2014 09:06:24 -0700
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From: Trevor Perrin <trevp@trevp.net>
To: Rene Struik <rstruik.ext@gmail.com>
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Subject: Re: [TLS] Extended random is NSA backdoor
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Hi Rene,

The revelation that NSA used this Working Group in an attempt to
promote TLS extensions which amplify the backdoor is new:

https://datatracker.ietf.org/doc/draft-rescorla-tls-opaque-prf-input/
https://datatracker.ietf.org/doc/draft-rescorla-tls-extended-random/


Trevor


On Mon, Mar 31, 2014 at 8:33 AM, Rene Struik <rstruik.ext@gmail.com> wrote:
> Dear colleagues:
>
> Not sure what is new here. The paper (with an impressive list of nine (!)
> co-authors) seems to be simply a validation of results already described in
> the Crypto 2007 rump session paper by Ferguson et al and in the teachings of
> a 2005 US patent application.
>
> Best regards, Rene
>
>
>
> On 3/31/2014 10:45 AM, Paul Ferguson wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA256
>>
>> On 3/31/2014 7:40 AM, Tom Ritter wrote:
>>
>>> Looks like this has the technical details: http://dualec.org/
>>>
>> Gracias.
>>
>> - - ferg
>>
>>> -tom
>>>
>>>
>>
>> - -- Paul Ferguson
>> VP Threat Intelligence, IID
>> PGP Public Key ID: 0x54DC85B2
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>
>
> --
> email: rstruik.ext@gmail.com | Skype: rstruik
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