Researchers Say Nation-State Actors Are Evolving Persistence Techniques An apparent Chinese nation-state hacking group gussied up its tooling with new modular functionality, say security researchers who observed a cyberespionage campaign affecting Asia-Pacific governments. The activity resembles attack patterns of the threat actor tracked as Mustang Panda
Reports: Trump Administration Approval of Nvidia H200 Sales Poses Frontier AI Risks Trump administration discussions on AI governance with China are colliding with reports that Washington may permit expanded Nvidia H200 chip sales to Chinese firms, fueling concerns that U.S. technology access could accelerate Beijing's frontier AI and military-linked ambitions.
Researchers disclosed two new Windows zero-days named YellowKey and GreenPlasma affecting BitLocker and the CTFMON framework. A security researcher known as Chaotic Eclipse, also called Nightmare-Eclipse, disclosed two new Windows zero-day vulnerabilities named YellowKey and GreenPlasma. The flaws affect BitLocker and the Windows Collaborative Translation Framework (CTFMON). YellowKey could allow attackers to bypass BitLocker protections, […]
This TSUBAME Report Overflow series discuss monitoring trends of overseas TSUBAME sensors and other activities which the Internet Threat Monitoring Quarterly Reports do not include. This article covers the monitoring results for the period October to December 2025. Suspicious Packets...
Microsoft has disclosed a new security vulnerability impacting on-premise versions of Exchange Server that it said has come under active exploitation in the wild.
The vulnerability, tracked as CVE-2026-42897 (CVSS score: 8.1), has been described as a spoofing bug stemming from a cross-site scripting flaw. An anonymous researcher has been credited with discovering and reporting the issue.
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