Computer scientist Amit Sahai, PhD, is asked to explain the concept of zero-knowledge proofs to 5 different people; a child, a teen, a college student, a grad student, and an expert. Using a variety ...

Imagine someone came along and told you that they had an oracle, and that this oracle could reveal the deep secrets of the universe. While you might be intrigued, you’d have a hard time trusting it.

Eli Etherton — better known through his hundreds of YouTube videos focused on computer and IT training as Eli the Computer Guy — is now among the top 1 percent of people listed in the Google preferred ...