The Signal app on a smartphone. Correspondent The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On March 24, officials’ usage of ...

Over the last few years, Signal has become one of the most popular messaging apps. Favored by tech giants, cybersecurity experts, journalists, government officials, and many more, Signal has gone from ...

Signal has rolled out new in-app safety features to help users spot and avoid phishing and social engineering attacks, including scammers posing as Signal itself.

Add Yahoo as a preferred source to see more of our stories on Google. Highly sensitive attack plans on Iranian-backed militants in Yemen were seemingly accidentally shared with a journalist as they ...

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, ...

If you hadn’t heard of Signal before Monday, chances are you have now. The secure messaging app, available for iPhones and Android devices, has long been popular with journalists because of its robust ...

Aimee Picchi is the associate managing editor for CBS MoneyWatch, where she covers business and personal finance. She previously worked at Bloomberg News and has written for national news outlets ...

March 25 (Reuters) - Top Trump administration officials used messaging app Signal to share war plans and mistakenly included a journalist in the encrypted chat, spurring calls by Democratic lawmakers ...

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

Signal has been the most high-profile app in the news lately because of the controversy surrounding its use by Defense Secretary Pete Hegseth. Signal is a secure messaging platform known for ...

An encrypted messaging app called Signal is drawing attention and questions after top Trump officials — including Defense Secretary Pete Hegseth and Vice President JD Vance — allegedly used the ...