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Microsoft Develops Scanner to Detect Backdoors in Open-Weight Large Language Models

Microsoft Develops Scanner to Detect Backdoors in Open-Weight Large Language Models

Ravie LakshmananFeb 04, 2026Artificial Intelligence / Software Security Microsoft on Wednesday said it built a lightweight scanner that it said can detect backdoors in open-weight large language models (LLMs) and improve the overall trust in… 

DEAD#VAX Malware Campaign Deploys AsyncRAT via IPFS-Hosted VHD Phishing Files

DEAD#VAX Malware Campaign Deploys AsyncRAT via IPFS-Hosted VHD Phishing Files

Ravie LakshmananFeb 04, 2026Malware / Endpoint Security Threat hunters have disclosed details of a new, stealthy malware campaign dubbed DEAD#VAX that employs a mix of “disciplined tradecraft and clever abuse of legitimate system features” to… 

China-Linked Amaranth-Dragon Exploits WinRAR Flaw in Espionage Campaigns

China-Linked Amaranth-Dragon Exploits WinRAR Flaw in Espionage Campaigns

Threat actors affiliated with China have been attributed to a fresh set of cyber espionage campaigns targeting government and law enforcement agencies across Southeast Asia throughout 2025. Check Point Research is tracking the previously undocumented…