Dr Stephen Henson wrote:
> 
> Any correctly written OpenSSL server containing an approved certificate
> supports the protocol. With some restrictions...
> 
> SGC is only supported in OpenSSL 0.9.5 and later because SGC violates
> the SSL protocol and a work around was only added in that version. Step
> up is supported in earlier versions because it keeps to the SSL spec.

Thanks for the clarifications. A follow-up question - do you know of
any sources that document the SGC violations (or is it easy enough
to explain?). I'd be curious to know what the exact difference
between stepup and SGC is from a technical perspective...

Thomas

> --
> Dr Stephen N. Henson.   http://www.drh-consultancy.demon.co.uk/
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