The former Trump national security adviser will be peppered with questions about Signal in his confirmation hearing for ...

Mike Waltz will face questioning from lawmakers for the first time since he was ousted as national security adviser.

The US Cybersecurity and Infrastructure Security Agency (CISA) has warned a popular Signal messaging app clone being used by federal agencies is under attack. The clone, TeleMessage, was found to have ...

The US security watchdog CISA has warned that malicious actors are actively exploiting two flaws in the Signal clone ...

CISA says two more vulnerabilities in the messaging application TeleMessage TM SGNL have been exploited in the wild.