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Trying to make sense of the world around us
Bitcoin Core developer | Reverse engineer | Open hw/sw, privacy, infosec | MIT Media Lab, Distributed Currency Initative
Cryptocurrency Security Consultant. Head of Innovation at IOV Labs. Designer of the RSK sidechain (https://rsk.co)
The oldest and largest Bitcoin advocacy organization. We provide co-ordination & raise awareness of the benefits, uses & technology requirements of Bitcoin.
Making digital currencies usable for business.
The most important information on the blockchains that are putting control of power in the hands of the people.
Let’s goooo! | CEO & co-founder @ www.blockchain.com
@blockchain
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John Pfeffer
Altcoin.io Exchange
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