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https://en.wikipedia.org/wiki/Hashcash https://en.wikipedia.org/wiki/Hashcash > Hashcash was proposed in 1997 by Adam Back[1] and described more formally in Ba
by esotericn 7y ago
https://en.wikipedia.org/wiki/Hashcash https://en.wikipedia.org/wiki/Hashcash
> Hashcash was proposed in 1997 by Adam Back[1] and described more formally in Back's paper "Hashcash - A Denial of Service Counter-Measure".[2]
- brianpgordon 7y agoI guess the idea was too obvious to be original. I'm surprised that it inspired Bitcoin instead of the other way around though.