Lawmakers and experts are sounding the alarm after revelations that Cabinet members were using Signal to discuss war plans, saying the encrypted messaging app is still vulnerable to hacking. The ...

Keratinocyte Arginase1 promotes wound closure by modulating inflammatory signals and lipocalin-2, revealing a therapeutic ...

Trump defends security team after Yemen chat leak 04:33. An encrypted messaging app called Signal is drawing attention and questions after top Trump officials — including Defense Secretary Pete ...

Messaging app Signal is in the news, and not for anything positive. Defense Secretary and former Fox News contributor Pete Hegseth recently demonstrated how not to use a secure communications ...

What to know about Signal, which the Pentagon previously discouraged workers from using. Trump officials have come under fire for using the app to discuss war plans.

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 ...

That doesn’t mean Signal is the ideal service for communicating war plans. If a user’s device is compromised, his or her Signal messages could be read — and using a government-approved ...

Trump officials downplay the Signal leak. Some military members see a double standard The news of the leak of life-and-death operational details to a reporter lands differently with veterans and ...

Signal is a highly secure messaging app, but as a publicly available service, it's not meant for coordinating military operations. Here's what Signal is great for—and the limits to the privacy ...

Several days after top national security officials accidentally included a reporter in a Signal chat about bombing Houthi sites in Yemen, a Pentagon-wide advisory warned against using the ...

Defenese Secretary Pete Hegseth, national security adviser Mike Waltz and more of the contacts who appeared in the Signal group chat about a U.S. attack on Houthis in Yemen.

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 ...