On Sun, 25 Mar 2001, Morlock Elloi wrote:

...

purposes. There are about 2^167 atoms in planet earth, about 2^30 nanoseconds per second, and 2^39 seconds till the ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Most proofs of security have a problem, this one was just easy to spot :-)

Groan. Right you are, that is serious doofus mode. However, it only throws the estimate off by ten bits, and I picked up almost thirty when I rounded it up to 256 bits. The point that currently-available key lengths are adequate to deal with the problem stands. Bear