Re: [TLS] [Ietf-honest] Last Call: draft-ietf-tls-extractor (Keying Material Exporters for Transport Layer Security (TLS)) to Proposed Standard

[Nicolas Williams <[e-mail]>]

On Thu, Jul 23, 2009 at 03:11:52PM -0400, Dean Anderson wrote:
> On Thu, 23 Jul 2009, Matthew Campagna wrote:
> >  The official statement is the linked document, we update it from time to time. 
> 
> This is a problem. The official statement is the IPR disclosure, which
> should contain the terms used by the IETF in its decision to approve the
> document. Certicom should not be able to alter the terms after the fact,
> which it seems to have just admitted doing.
> 
> I think that we have to consider rejecting documents where the terms are
> not definite and/or can be altered at the whim of the patent holder.

There must at the very least be an audit trail and diffs for each
change, otherwise an implementor might think they're not infringing on
the basis of having read a version of an IPR disclosure that is later
changed, and how would they prove this in court?

Nico
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