Deniability

[dan at geer.org]

> If I'm right, then the only way to restore privacy is to raise the price
> of information transfer in some way.  OpenPGP can be thought of as this:
> to recover a message the attacker has to undertake actions that involve
> at least some measure of expense.

Perhaps you are correct.

My own definition of privacy evolves, but as of now is this:

   Privacy is the effective capacity to misrepresent oneself.

and, semi-orthogonally,

   Security is the absence of unmitigatable surprise.


YMMV,

--dan