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
A Fierce Domain: Conflict in Cyberspace 1986 to 2012:
http://www.amazon.com/gp/product/B00E00QSN4/ref=cm_cr_rev_prod_title
Excerpts:
http://cryptome.org/2013/11/fierce-domain.htm
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