[Cryptography] Secure erasure

Richard Outerbridge outer at interlog.com
Tue Sep 13 21:49:41 EDT 2016


On 2016-09-13 (257), at 18:48:07, Henry Baker <hbaker1 at pipeline.com> wrote:
> 
> At 12:47 PM 9/13/2016, alex at alten.org wrote:
>> Quoting Jerry Leichter <leichter at lrw.com>:
>>> So the alternative is to look elsewhere:  Security is a *system*  
>>> property, just like reliability; so as we build reliable systems  
>>> from unreliable components, we need to build secure systems out of  
>>> insecure components.  Though as far as we can tell, there needs to  
>>> be more of a secure core to bootstrap with than a reliable core.
>> 
>> Now that is a fabulous insight!  It really crystallizes my thought processes
>> over the past few years. I was (too slowly) coming around to the fact that
>> we have to build secure systems with what we have, not what we should have.
> 
> A systems property still requires proper components to operate.
> 
> I recently came across an old (~1915??) movie by the Metropolitan
> Museum of Art (NYC) about medieval armor.  I believe that it's on
> YouTube.

Last time I visited the ROM (Royal Ontario Museum) in Toronto alongside
their suits of knightly armour they had a modern mannequin wearing the
kevlar body amour a modern hockey player steps onto the ice wearing,
without his Jersey & logos & so forth.

Not much difference. :)
__outer


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