ietf-dkim
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Re: [ietf-dkim] Underscore considerations

2006-06-08 17:24:23
Paul Hoffman wrote:
At 4:35 PM -0700 6/8/06, Jim Fenton wrote:
Let's try to construct the problem case:  Suppose someone managed to
register _domainkey.com.  They could then publish keys in that domain,
and sign arbitrary messages on behalf of .com.  That's obviously a Bad
Thing.

Er, why? It is only bad if someone signs messages with "d=com", which
is unlikely.
It would be likely if it was a Bad Actor that registered the domain. I
meant to say "a bad actor" rather than "someone".

-Jim
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