Apps that delete messages don't comply with Ohio public records law and government employees should avoid using them, Attorney General Dave Yost said.

As national security services warn that Russian hackers are currently engaged in new global attacks against WhatsApp and Signal users, here’s how to stay safe.

Signal, the secure messaging app, warned that "government officials and journalists" had experienced their accounts being taken over by nefarious actors.

Signal ships with great features, but not all of them are enabled by default. These hacks help you get the most out of this encrypted messaging app.

Last Wednesday, former national security advisor Mike Waltz was photographed at a cabinet meeting using TeleMessage, a modified version of Signal, the encrypted messaging app that has been the source of much ire for the Trump administration. TeleMessage ...