Sorry, that's not what today counts as cryptography. ;-)
You give the reason:
> down. But then; if some application swapps out 20 pages of a regular
> pattern; all 0x00's or whatsoever (all 0x34, all 0x8d, doesn't matter).
> You will be able to re-calculate back the original key. Still, this
> one-time key is really a fine idea!
...and it's really a fine idea (depending on application and needs, at
least) if used with a reasonably fast _real_ encryption algorithm.
Olaf
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