Revelations about the defense secretary’s passwords came after he discussed details of planned U.S. airstrikes on a messaging ...

On Monday, a report from 404Media found that a hacker obtained direct messages and CBP contact information from TeleMessage ...

TeleMessage, an encrypted messaging app based upon Signal, has been temporarily suspended out of "an abundance of caution" ...

Three federal departments prohibited their employees from accessing TeleMessage — a message archiving app that former ...

They did, however, discover a largely overlooked behavior that should give some group messaging users pause: Like other messengers billed as secure—with the notable exception of Signal—WhatsApp ...

The messaging app used by some members of the Trump administration and the US government has been hacked, according to a new ...

The White House is expected to pull its nomination of Dr. Janette Nesheiwat as U.S. surgeon general, sources told ABC News.

TeleMessage's modified Signal app, TM SGNL, used by Trump officials, has been found to allow plaintext chat access, leading ...