To safeguard user privacy, Signal uses screen protection text to block Windows 11 Recall from capturing message content, raising new concerns about data control.

Signal Slams Microsoft's Recall, Disables Screenshots on Windows 11 Signal says it was forced to devise its own method to block Recall screenshots.

编辑推荐： 推荐 为探究调控 Ca2?稳态的基因，研究人员利用 CaMPARI2 传感器结合流式细胞术与 CRISPR 筛选（CaMP-Screen），发现 SOCE 和脂质信号通路关键作用，证实 TIM1 是静息状态下 SOCE 的负调控因子，为 T 细胞功能调控机制提供新视角。

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.

Signal clone used by Trump official stops operations after report it was hacked Mike Waltz needs to find a new app.

Mike Waltz was photographed using Signal in a Cabinet meeting the day before Trump announced he was replacing him as national security adviser.

It's still not a good idea to use the app for sensitive government information, and it's weird that we have to keep saying that.

Signal, the most secure widely available messaging app, has become a go-to resource. Its shortcomings are why its use by Pete Hegseth has rocked politics.

Signal is the most secure messaging app for your smartphone, but a recent leak from a US government chat group has raised questions. So how safe is Signal and how do you use it properly?

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.

Signal basics We should start by saying Signal is end-to-end encrypted: Essentially, no one else can hack into your messages, whether that’s government agencies or Signal staff.

The private messaging Signal is not a secure government network but it is used by many government officials and journalists. NPR's Leila Fadel talks with Matt Blaze, cybersecurity expert and ...