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From: | Lyndon Nerenberg |
Subject: | Re: [Nmh-workers] 1.3 release and Dcc/Bcc behaviour |
Date: | Mon, 9 Apr 2007 11:11:56 -0700 |
On Apr 9, 2007, at 5:33 AM, Robert Elz wrote:
Uniqueness is what is needed - the hostname issue is that I know of knowway to ensure uniqueness without some kind of global registry
The best uniqueness property for a message is the message itself. Derive the message-id from a cryptographic hash of the message. E.g.:
Message-ID: md5(message)@sha1(message)is pretty much guaranteed to be unique for any period of time where the Message-ID matters.
--lyndon
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