Bitcoin Core developer

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)

Early bitcoin developer, voluntaryist. A.K.A. Sirius.

Our mission is to increase economic freedom in the world. Visit us at https://www.coinbase.com/

The payment platform that eliminates fraud and chargebacks.

I take the time to get to the bottom of things. konradsgraf.com

Bitcoin Core Developer / Co-Founder of http://digitalbitbox.com / Author of libbtc / C,C++,Obj-C Pro / Cypherpunk / Hacker