The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On March 24, officials’ usage of the app was revealed after The Atlantic ...

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 ...

The security of U.S. government officials’ communications has come under the spotlight again after a modified Signal app used to archive data from third-party messaging apps was hacked in less than 30 ...

Democrats stretching back nearly a decade have touted the use of the encrypted messaging app Signal, long before the Trump administration came under the national spotlight for using the app to discuss ...

The app, which was introduced in 2014 and has hundreds of millions of users, is widely viewed as the safest messaging tool because of its encryption technology. By Kate Conger Reporting from San ...

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 ...

The federal office in charge of ensuring cybersecurity at all levels of the government cited the use of encrypted messaging app Signal as a "best practice" for "highly targeted" government officials, ...

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 ...