The probe, announced via podcast, has been widely criticized.

Encrypted Signal chats used to track ICE activity in Minnesota are under scrutiny as officials deny coordinating efforts that may have exposed enforcement locations.

Moxie Marlinspike—the pseudonym of an engineer who set a new standard for private messaging with the creation of the Signal Messenger—is now aiming to revolutionize AI chatbots in a similar way.

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 ...

Worried about AI privacy? This new tool from Signal's founder adds end-to-end encryption to your chats ...

As ads for secure messenger Signal go, this one is hard to beat. Trump’s senior officials using the encrypted app to discuss America’s attack on Yemen — whether or not war plans were actually shared — ...

The president of Signal defended the security of the encrypted messaging app on Tuesday after a bombshell report revealed top Trump administration officials used the app to discuss airstrike 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 robust ...

SignalGate, as it's come to be called, may be the biggest scandal to hit the Trump administration in its first months in power. But it's been great for Signal. Since the news broke on Monday that ...

National security leaders’ use of Signal to discuss plans for airstrikes in Yemen made for a contentious hearing Tuesday, as Senate Intelligence Democrats excoriated Trump administration officials for ...