Cyera's leap from a $6 billion valuation to $9 billion in roughly half a year is the kind of step change that usually takes a ...

An inspector general report to be released on Thursday examined the defense secretary’s use of a private messaging app to discuss airstrikes in Yemen. By Robert Jimison Megan Mineiro and John Ismay ...

The encryption protecting communications against criminal and nation-state snooping is under threat. As private industry and governments get closer to building useful quantum computers, the algorithms ...

Abstract: The active detection (or active injection) protection scheme based on the signal-injection strategy has been extensively researched in modular multilevel converter (MMC)-based transmission ...

Signal has updated its Windows app to protect users' privacy by blocking Microsoft's AI-powered Recall feature from taking screenshots of their conversations. This new privacy feature, dubbed "screen ...

TeleMessage, an Israeli company that sells an unofficial Signal message archiving tool used by some U.S. government officials, has suspended all services after reportedly being hacked. Smarsh, the ...

Signal and WhatsApp are both end-to-end encrypted messaging apps, but they differ in ownership and data collection practices. WhatsApp, owned by Meta, collects metadata on users, while Signal, a ...

With news this week of the messaging app being used to discuss war plans, we get you up to speed on what Signal should be used for—and what it shouldn’t. MIT Technology Review Explains: Let our ...

Signal, the most secure widely available messaging app, has become a go-to resource for journalists, leakers and other people concerned about privacy. But it’s not infallible. And its shortcomings and ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. It’s not clear whether the team at Signal believes the maxim that ...

Senior government officials mistakenly invited the editor in chief of the Atlantic to a group chat on the messaging app Signal, where the focus of conversation was U.S. airstrikes against rebel groups ...