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Cybersecurity researchers have attributed the April 2026 DigiCert security incident to a threat activity cluster dubbed CylindricalCanine
A major telecommunications company located in Asia was allegedly breached by Chinese state-sponsored hackers who spent over four years inside its systems, according to a new report from incident response firm Sygnia
DeepSeek, the Chinese AI startup that has captured much of the artificial intelligence (AI) buzz in recent days, said it's restricting registrations on the service, citing malicious attacks
Japan's National Police Agency (NPA) and National Center of Incident Readiness and Strategy for Cybersecurity (NCSC) accused a China-linked threat actor named MirrorFace of orchestrating a persistent attack campaign targeting organizations, businesses, and individuals in the country since 2019
The United States Treasury Department said it suffered a "major cybersecurity incident" that allowed suspected Chinese threat actors to remotely access some computers and unclassified documents. "On December 8, 2024, Treasury was notified by a third-party software service provider, BeyondTrust, that a threat actor had gained access to a key used by the vendor to secure a cloud-based