Abuse of Spyware on Signal and WhatsApp Targeting U.S. Officials
Data Privacy, Data Security, Endpoint Security Cyber Advisory Highlights Exploitation of Linked Devices in Monitoring Sensitive Communications Chris Riotta (@chrisriotta) • November 25, 2025 Image: Shutterstock The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued a warning about cyber threat actors targeting current and former high-ranking government officials, military…