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Juels is known for warning about technological threats before they emerge. In 2015, he published a research paper about so-called “criminal smart contracts,” software programs that could “facilitate ...

Read latest stories, expert columns, recommendations, best strategies, breaking story analysis by Ari Juels & Eswar Prasad.

Ari Juels, an independent researcher who was previously chief scientist at computer security company RSA, thinks something important is missing from the cryptography protecting our sensitive data: ...