[Cryptography] Cipher having a universal polymorphic-decryption property

[Natanael]

- Sent from my tablet
Den 12 dec 2014 04:46 skrev "Ray Dillinger" <bear at sonic.net>:
>
>
> I have developed an interesting and peculiar cipher. I don't believe
> that there's any proper application for it because it is very slow, but
> it has at least one rather astonishing and potentially underhanded
> property, so I thought I would describe it and see if anyone here has
> any idea of a good (or evil) use for it.
>
> This is now my entry for the "underhanded crypto" contest recently
> announced here, although I can't immediately think of any terribly
> underhanded use for its astonishing property.  I'm confident that it has
> an underhanded use, but I just can't think of it.  Perhaps that's just
> because I am not sufficiently devious.

[Crazier than usual version of one time pad, built with a block cipher &
CSPRNG/semi-stream cipher hybrid]

http://en.wikipedia.org/wiki/Deniable_encryption#Scenario

You can also make multiple people believe they got the same message when
they didn't.
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