From a cursory read of the PDF [1], it would seem that Mr. Nash was describing a...

		beambot on Feb 18, 2012 \| parent \| context \| favorite \| on: John Nash's Letter to the NSA From a cursory read of the PDF [1], it would seem that Mr. Nash was describing a stream cipher [2]. [1] http://courses.csail.mit.edu/6.857/2012/files/H03-Cryptosyst... [2] http://en.wikipedia.org/wiki/Stream_cipher