Department of Homeland Security Secretary Kristi Noem participates in a briefing at the Federal Law Enforcement Training Centers on Nov. 7, 2025, in North Charleston, S.C. (Photo by Alex ...

Researchers are seeing exploitation attempts for the CVE-2025-48927 vulnerability in the TeleMessage SGNL app, which allows retrieving usernames, passwords, and other sensitive data. TeleMessage SGNL ...

As of Wednesday, at least 11 IP addresses have actively tried to exploit the vulnerability, with thousands more addresses possibly doing reconnaissance work. Hackers are continuing to seek out ...

Enterprise admins who haven’t yet mitigated a two-month-old vulnerability in apps that incorporate the open source Spring Boot tool could be in trouble: Attempts to exploit the hole are still ongoing.

President Donald Trump’s national security adviser Mike Waltz has already been ousted for using a bottom-shelf Signal clone for official messaging — but the fallout from that debacle is still getting ...

A hacker breached TeleMessage, a messaging platform used by U.S. officials, leaking data from over 60 government users, including disaster responders and diplomats. The incident raises cybersecurity ...

Related video: Pete Hegseth’s children cringe as father criticises media over Signalgate 2.0 A hacker got access to the data of more than 60 government officials after breaching a communications ...

WASHINGTON, May 21 (Reuters) - A hacker who breached the communications service used by former Trump national security adviser Mike Waltz earlier this month intercepted messages from a broader swathe ...

A significant cyberattack breached TeleMessage, a communications app (a Signal fork) used by numerous US government officials, including White House staff, Secret Service, and diplomatic personnel.

The company behind the Signal clone used by at least one Trump administration official was breached earlier this month. The hacker says they got in thanks to a basic misconfiguration. Only he wasn’t ...

TeleMessage TM SGNL, a version of the Signal messaging app, contains a hidden functionality vulnerability in which the archiving backend holds cleartext copies of messages from TM SGNL application ...