For a security wonk, frequently getting into conversations with people about security topics is an occupational hazard. And while those conversations usually happen with more gusto and at greater ...

You’ve probably heard the word “encryption” a million times before, but if you still aren’t exactly sure what it is, we’ve got you covered. Here’s a basic introduction to encryption, when you should ...

Big technology companies, like Apple, Meta (WhatsApp), and privacy-focused services such as Signal, are facing increasing ...

NSA Director Michael Rogers talks to WSJ's Dennis Berman about the three largest cyberthreats to the U.S. They speak at the WSJDLive 2015 conference in Laguna Beach, Calif. LAGUNA BEACH, Calif.—The ...

A proposed mathematical proof that outlines the way information behaves in coded messages may have implications for black holes. The proof suggests that the radiation spit out by black holes may ...

Depending on the initial conditions used, such as nutrient levels and space constraints, bacteria tend to grow in specific ways. Researchers have created a new type of encryption scheme based on how a ...