[Cryptography] Photon beam splitters for "true" random number generation ?
patrick at rayservers.net
Wed Dec 23 12:41:50 EST 2015
Dave Horsfall wrote on 12/23/2015 01:31 AM:
>> 16-sided dice ... create a truly random number
> A truly random number?
"Truly" may be too strong an adverb, but I meant something not obtained
with the aid of a computing device.
I do like Ron Garret's suggestion. I take a photo of some scattered
leaves in the woods behind my house, and then:
patrick at laptop:~$ gpg --print-md sha256 scattered_leaves.jpg
171E2552 72B2FB96 94BBB675 9B3203A1
ED799567 1A808711 25E54D12 B106DCDA
# Then FWIW:
patrick at laptop:~$ shred -u scattered_leaves.jpg
It does involve a computing device, but with an excellent seed.
More information about the cryptography