The claims spread after members of President Donald Trump's White House accidentally added The Atlantic's editor-in-chief to ...

Government systems are not always optimal for the fast-paced environment officials work in, and Signal is an approved ...

A Biden-era Cybersecurity and Infrastructure Security Agency (CISA) best guidance document shows highly-targeted government ...

A viral claim suggests former President Joe Biden's administration used Signal for official communication. A circulating CISA ...

“It is my understanding that the Biden administration authorized Signal as a means of communication that was consistent with presidential recordkeeping requirements for its administration, and that ...

CIA Director John Ratcliffe maintained in a heated exchange before a Senate panel that his participation in a Signal group ...

The guidance “strongly urges” senior national security officials to use the app for communication, but does not specify rules ...

“That is a practice that preceded the current administration to the Biden administration,” he said. Former Biden officials, ...

Adding a journalist to a national security chat that included discussions about a military attack was a mistake. But let's ...