WhatsApp uses Signal's encryption protocol, so your chats and calls are just as end-to-end encrypted as those on Signal. But ...

Joe Kent addresses key issues in confirmation hearing for National Counterterrorism Center, focusing on 'Signal' chat ...

OPINION: A once-in-a-lifetime scoop fell into Jeffrey Goldberg’s lap; he left the chat. Goldberg’s tacit approval of American ...

The NSA has used a protocol called the Vulnerabilities Equities Process since the Obama era to determine whether to exploit vulnerabilities or to publicly disclose them for the purposes of software ...

Although journalists are not licensed the way doctors and lawyers are, we take seriously the ethical questions that come up ...

The Signalgate text group raises legal issues other than just disclosure of classified information: What was the status of the bombing strike on an individual alleged Houthi terrorist in Yemen?

The White House’s assertion that the case is closed surrounding national security officials’ use of Signal is getting pushback in Congress, even among some Republicans who say their own probes ...

Signal’s convenience and the lack of clear agency guidelines makes the commercial app a popular choice for government officials. But transmitting sensitive information is still prohibited.

The news of Trump officials using Signal for a group chat on military operations has raised many questions about just how ...

The inadvertent inclusion of a journalist on a Signal ... the chat a rundown of operations. “I can’t fathom it doesn’t violate the Espionage Act,” Mark Zaid, a national security law ...

A cybersecurity expert explains what features to look for when choosing a secure messaging app amid White House controversy over Yemen attack plans.