ezyang’s blog

the arc of software bends towards understanding

A Zerocoin puzzle

I very rarely post linkspam, but given that I’ve written on the subject of anonymizing Bitcoins in the past, this link seems relevant: Zerocoin: making Bitcoin anonymous. Their essential innovation is to have a continuously operating mixing pool built into the block chain itself; they pull this off using zero-knowledge proofs. Nifty! Here is a […]

  • April 11, 2013