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Aloha!
d...@geer.org wrote:
After all that discussion of the randomness beacon, it belatedly
occurs to me to ask if anyone has ever applied, even for fun, any of
the various tests for randomness to the transmissions from the
various shortwave
After all that discussion of the randomness beacon, it belatedly
occurs to me to ask if anyone has ever applied, even for fun, any
of the various tests for randomness to the transmissions from the
various shortwave numbers stations.
http://en.wikipedia.org/wiki/Numbers_station
--dan
@randombit.net Subject:
Re: [cryptography] NIST Randomness Beacon Message-ID:
20131110081533.gh24...@acooke.org Content-Type: text/plain;
charset=us-ascii
the idea of a service that provides data unknown before a certain
date (like a photo of a recent newspaper) was suggested here -
http
: andrew
cooke and...@acooke.org To: d.nix d@comcast.net Cc:
cypherpu...@cpunks.org, cryptogra...@metzdowd.com,
cryptography@randombit.net cryptography@randombit.net Subject:
Re: [cryptography] NIST Randomness Beacon Message-ID:
20131110081533.gh24...@acooke.org Content-Type: text/plain
On Sun, Nov 10, 2013 at 9:54 AM, Andy Isaacson a...@hexapodia.org wrote:
For example, suppose you use the low bits of the bitcoin blockchain
hash. An attacker with 10% of the hash power could probabilistically
attack such a system by chosing blocks with a specific value in those
bits;
This
On Nov 10, 2013, at 3:15 AM, andrew cooke and...@acooke.org wrote:
the idea of a service that provides data unknown before a certain date (like a
photo of a recent newspaper) was suggested here -
http://rachelbythebay.com/w/2012/08/29/info/
Ok, so the take a photo of the victim with
Proof-of-work, just like Bitcoin itself uses for hashing? See hashcash as
well. Require that the message in question is hashed together with a random
value, with an output that matches a given pattern. And specify that one
part of the message has to be the hash of a Bitcoin block from the given
the idea of a service that provides data unknown before a certain date (like a
photo of a recent newspaper) was suggested here -
http://rachelbythebay.com/w/2012/08/29/info/
for fun, i implemented that here - http://colorlessgreen.net/ (the random
value is updated every 5 secs, roughly, and
On Sat, Nov 09, 2013 at 08:28:17PM -0800, d.nix wrote:
surely someone here has an opinion...
http://www.nist.gov/itl/csd/ct/nist_beacon.cfm
From the page, a relevant suggestion:
WARNING:
DO NOT USE BEACON GENERATED
VALUES AS SECRET
CRYPTOGRAPHIC KEYS.
The Beacon is a
surely someone here has an opinion...
http://www.nist.gov/itl/csd/ct/nist_beacon.cfm
:-)
Sure. No trust in NIST no more.
Thanks.
--Michael
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