Re: [TLS] draft-sheffer-tls-bcp: DH recommendations

Peter Gutmann <pgut001@cs.auckland.ac.nz> Wed, 18 September 2013 09:54 UTC

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From: Peter Gutmann <pgut001@cs.auckland.ac.nz>
To: "tls@ietf.org" <tls@ietf.org>
Thread-Topic: [TLS] draft-sheffer-tls-bcp: DH recommendations
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Date: Wed, 18 Sep 2013 09:54:12 +0000
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Subject: Re: [TLS] draft-sheffer-tls-bcp: DH recommendations
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Yaron Sheffer <yaronf.ietf@gmail.com>; writes:

>Please see the later discussion, in particular
>http://www.ietf.org/mail-archive/web/tls/current/msg09924.html.

I've been following the discussion, but none of it really supports going to
2048 rather than just 1280 or 1536.  In addition, as Yoav pointed out, there's
a big different between solving the DLP in 1024 bits and stealing an any-size-
you-want long-term RSA key.

Peter.