RE: DH group exchange (Re: SSH key algorithm updates)

Peter Gutmann <[email protected]>
Newsgroups gmane.ietf.secsh
Message-ID <9A043F3CF02CD34C8E74AC1594475C73F4B5BD80@uxcn10-5.UoA.auckland.ac.nz> 
Niels Möller <[email protected]> writes:

>I'm not following the fine details here, but does the verification step
>include proving the primality of p (and q)?

No (that would make ops incredibly expensive), just things like verifying that
g is a generator of order q.

Peter.
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