Alessandro Chiesa, 30
University of California, Berkeley
For all the promise of blockchain, there’s a problem that comes with treating all transactions as public information: some of that stuff is just nobody’s business. But with Zcash, a cryptocurrency cofounded by Alessandro Chiesa, transactions can be not only secure but as anonymous as handing someone a $20 bill from your wallet.
That’s because Zcash employs a cryptographic protocol called a succinct zero-knowledge proof (see “10 Breakthrough Technologies 2018: Perfect Online Privacy”)—that is,…
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