Re: [TLS] Proposed text for removing renegotiation

Martin Thomson <martin.thomson@gmail.com> Wed, 28 May 2014 17:50 UTC

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Date: Wed, 28 May 2014 10:50:14 -0700
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From: Martin Thomson <martin.thomson@gmail.com>
To: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
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Subject: Re: [TLS] Proposed text for removing renegotiation
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On 28 May 2014 10:46, Daniel Kahn Gillmor <dkg@fifthhorseman.net> wrote:
>> To
>> the best of my knowledge, systems generally either have a lot of connection
>> setups (which makes session caching attractive) or long-lived connections
>> (where you would want to change keys) but usually not both.
>
> Doesn't the classic XMPP server case have both?  there are a lot of c2s
> connection setups which could benefit from session caching, and several
> long-lived connections for the s2s connections which could benefit from
> being able to re-key.

It sounded OK to me.  If you live long enough to require a rekey, then
throw away your session ticket.