Why don't you just erase flash when a pressure change (hull breach) is
detected. Using double-walled hull, to look for shortcuts.  You can
also couple this to light detection, and whatnot.

Andreas Bogk writes:
 > Russell Nelson <[EMAIL PROTECTED]> writes:
 > 
 > >  > There's some question about how hard it will be to design
 > >  > hardware that will be DPA-resistant for different
 > >  > algorithms.
 > > Big on-chip caps.  Lithium batteries.  Tamper-resistant housings.
[...]

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