[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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