[cryptography] High-AT proof-of-work

ianG iang at iang.org
Sat Jan 19 05:29:53 EST 2013

On 19/01/13 12:36 PM, Elias Yarrkov wrote:
> On Sat, Jan 19, 2013 at 9:18 AM, ianG <iang at iang.org> wrote:
>> On 19/01/13 06:36 AM, Elias Yarrkov wrote:
>>> I was thinking of the problem of high-AT proof-of-work at some point,
>> AT is?
> Area-time complexity. Just google that, or see "Non-uniform cracks in the
> concrete" for some basic information.

Thanks, I get the idea if not the wisdom.  iang

> The advantage here over prior proof-of-work systems is the same as scrypt's
> advantage over prior KDFs. scrypt cannot be used advantageously in classical
> proof-of-work systems, unfortunately; the extra cost of each call is a price
> both parties have to pay, not just the client.
> (I failed at email again, by the way. Hopefully this'll work!)

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