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Re: [Asrg] Re: 0. General - anti-harvesting (was Inquiry about CallerID Verification)

2003-11-30 12:33:21
On Sun, Nov 30, 2003, Scott A Crosby wrote:

How to do it is all sending systems attach a nonce (a random number)
to an email. All DSN's must include a nonce indicating to what this is
a response to. Users have the option to filter based on whether a
correct nonce is attached.

There's no need to invent something new. Use the Message-Id: header.

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