Hal Finney

Hal was the first person to use Bitcoin other than Satoshi Nakamoto. His writings closely resembled Nakamoto’s.
Nick Szabo

Famous cryptographer known for coining the term Smart Contracts and creating BitGold, a pre-Bitcoin cryptocurrency.
Len Sassaman

Famous cryptographer and privacy advocate suspected to be Nakamoto.
The CIA

CIA was suspected of being the creator of Bitcoin to fund clandestine operations.
Gavin Andresen

Before stepping away from Bitcoin’s development, Satoshi handed over all code repositories to Gavin.
Adam Back

Back was one of the first users of the Proof-of-Work algorithm to filter spam emails. The same algorithm is core to Bitcoin’s operations.
Paul Le Roux

The famous cartel leader is believed to be Nakamoto, who created Bitcoin to process drug payments without a government-monitored financial system.



