Re: [ietf-privacy] [Int-area] NAT Reveal / Host Identifiers

Ted Lemon <ted.lemon@nominum.com> Mon, 09 June 2014 16:43 UTC

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From: Ted Lemon <ted.lemon@nominum.com>
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Date: Mon, 9 Jun 2014 12:43:47 -0400
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To: Eliot Lear <lear@cisco.com>
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Subject: Re: [ietf-privacy] [Int-area] NAT Reveal / Host Identifiers
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On Jun 9, 2014, at 12:32 PM, Eliot Lear <lear@cisco.com> wrote:
> But does adding a header solve the problem?  Not unless it is signed AND I believe the signature.  And then I had better be willing to spend the processing time to sort out your good customers from your bad customers.  I might do that if you're at a very big mail service provider, in which case I probably get very little spam, anyway.  I probably won't do that if you're Joe's small time ISP, unless there is some scaling feature not yet deployed today.

Bingo.