Re: [Cryptography] Aside on random numbers (was Re: Opening Discussion: Speculation on "BULLRUN")

2013-09-06 Thread Jerry Leichter
On Sep 6, 2013, at 10:03 AM, Perry E. Metzger wrote: > > Naively, one could take a picture of the dice and OCR it. However, > one doesn't actually need to OCR the dice -- simply hashing the > pixels from the image will have at least as much entropy if the > position of the dice is recognizable fro

Re: [Cryptography] Aside on random numbers (was Re: Opening Discussion: Speculation on "BULLRUN")

2013-09-06 Thread Bill Squier
On Sep 6, 2013, at 10:03 AM, Perry E. Metzger wrote: > Naively, one could take a picture of the dice and OCR it. However, > one doesn't actually need to OCR the dice -- simply hashing the > pixels from the image will have at least as much entropy if the > position of the dice is recognizable from

[Cryptography] Aside on random numbers (was Re: Opening Discussion: Speculation on "BULLRUN")

2013-09-06 Thread Perry E. Metzger
On Fri, 6 Sep 2013 01:04:31 -0400 John Kelsey wrote: > > I'm starting to think that I'd probably rather type in the > > results of a few dozen die rolls every month in to my critical > > servers and let AES or something similar in counter mode do the > > rest. > > > > A d20 has a bit more than 4