Op Ed A Cryptographic Design Perspective of Blockchains From Bitcoin to Ouroboros

How does one design a blockchain protocol Back in 2013, while in Athens, I set out to design a non-proof-of-work-based blockchain protocol motivated by the debt crisis in Greece, looming bank liquidity problems and the increasing discussions about the possibility of having a parallel currency. The new protocol had to be based on proof of stake to make sure that it can run even on cellphones and be secure independent of any computational power existing that is external to it.Very soon it becam

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World Economic Forum Bitcoin Discussions Validate the Movement

The World Economic Forum WEF has long been a lightning rod of global discussion on economic, social and political trends. This years gathering in Davos, Switzerland, was no exception.Blockchain technology emerged center stage last week as a key discussion theme, receiving praise from attendees for its cutting-edge potential. Bitcoin and the future of cryptocurrencies, too, were highly discussed topics at the forum, not just casually but also in an official session and a few panel discussions.
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