When Wired reporter Andy Greenberg read Newsweek's cover story claiming to have found mysterious Bitcoin creator Satoshi Nakamoto, he was disappointed. Not so much that the mystery had been solved, but that the answer to the search was not all that interesting. But then, as the Newsweek started getting picked apart, he got a tip about another possible Bitcoin creator: a very ill, very brilliant cryptographer named Hal Finney. 

Andy Greenberg is the author of This Machine Kills Secrets: How WikiLeakers, Cypherpunks, and Hacktivists Aim to Free the World's Information.

Donate to Hal Finney's care here.