Basil:

>> At the moment, what I have is software and conventional memory, and
>> unless somebody tells me otherwise, I assume that's what we're to be
>> using for the bridge board implementation.  Are we expecting to do
>> better than this on the Alpha board?
> 
> Cannot exactly say on which stage of the project, but the proper handling of 
> private keys have to be arranged to consider system fully functional. This 
> means, in particular, ensuring that during software execution should be no 
> place (in memory or registers) where private key as a whole will be stored 
> even for some time. 

Nice idea, but my experience is that it does not work out so simply.  The 
function to wrap a private key for backup needs to whole plaintext key.  You 
can wipe the buffer as soon as practical, but there is a small period of time 
where the whole thing is in memory or registers.

Russ


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