In 2025, NSFOCUS Fuying Lab disclosed a new APT group targeting China’s scientific research sector, dubbed "ChainedShark" (tracking number: Actor240820). Been active since May 2024, the group’s operations are marked by high strategic coherence and technical sophistication. Its primary targets are professionals in Chinese universities and research institutions specializing in international...
Category: Blog
OpenClaw Open Source AI Agent Application Attack Surface and Security Risk System Analysis
Background In early 2026, OpenClaw (formerly known as Clawdbot and Moltbot), an open-source autonomous AI agent project, quickly attracted global attention. As an automated intelligent application running in the form of a chatbot, it allows users to input natural language commands through Web pages and IM tools (such as Telegram,...
An Overview of 2025 Global APT Attack Landscape
In 2025, the global cybersecurity situation continued to deteriorate, with a significant rise in the use of 0-day vulnerabilities in Advanced Persistent Threat (APT) attacks, which became a key driver of accelerating threats. Numerous 0-day vulnerabilities were exploited in operating systems, browsers, network devices, and security software, enabling attackers to...
AI-PTS: Breaking Traditional Barriers, Revolutionizing Penetration Testing
AI Penetration Testing System (AI-PTS) Leveraging AI to empower penetration testing, the AI-PTS integrates AI technology with traditional penetration testing methods. It delivers an AI+ defense system tailored for real-world attack scenarios. The AI-PTS is designed to help security professionals conduct non-destructive security assessments for networks, systems, and applications, significantly...
Analysis of the Attack Surface in the Agent Skills Architecture: Case Studies and Ecosystem Research
Background As LLMs and intelligent agents expand from dialogue to task execution, the encapsulation, reuse and orchestration of LLM capabilities have become key issues. As a capability abstraction mechanism, Skills encapsulates reasoning logic, tool calls and execution processes into reusable skill units, enabling the model to achieve stable, consistent and...
NSFOCUS Monthly APT Insights – December 2025
Regional APT Threat Situation In December 2025, the global threat hunting system of Fuying Lab detected a total of 24 APT attack activities. These activities were primarily concentrated in regions including South Asia, East Asia, with a smaller portion also found in Eastern Europe and South America. Some organizations remain...
