Top Security Incidents of 2025: Chrome Browser 0-Day Vulnerability Exploitation
February 18, 2026
Background In March 2025, cybersecurity researchers disclosed a highly sophisticated targeted attack campaign named “Operation ForumTroll.” Orchestrated by an unidentified state-sponsored APT group, the operation leveraged a Google Chrome 0-day vulnerability (CVE-2025-2783) as its core weapon. This vulnerability enabled sandbox escape, allowing arbitrary code execution on victims’ Windows systems and granting full control over the targeted […]
Top Security Incidents of 2025: Lazarus Group’s Cryptocurrency Heist
February 16, 2026
Event Summary In February 2025, the North Korea-linked APT group Lazarus launched a highly sophisticated supply chain attack against the prominent cryptocurrency exchange Bybit, successfully stealing over 400,000 ETH and stETH—valued at approximately $1.5 billion. This incident marks the largest single security breach in the global cryptocurrency sector to date. The attack exposed critical vulnerabilities […]
Top Security Incidents of 2025: The Emergence of the ChainedShark APT Group
February 13, 2026
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 relations, marine technology, and related […]
An Overview of 2025 Global APT Attack Landscape
February 11, 2026
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 bypass defenses for extended periods […]
NSFOCUS Monthly APT Insights – December 2025
February 2, 2026
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 unattributed to known APT groups, […]
NSFOCUS Monthly APT Insights – November 2025
December 31, 2025
Regional APT Threat Situation In November 2025, the global threat hunting system of Fuying Lab detected a total of 28 APT attack activities. These activities were primarily concentrated in regions including South Asia and East Asia, with a smaller portion also found in Eastern Europe and Middle East. Some organizations remain unattributed to known APT […]
NSFOCUS Monthly APT Insights – October 2025
November 28, 2025
Regional APT Threat Situation In October 2025, the global threat hunting system of Fuying Lab detected a total of 31 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 Western Asia, as shown in the figure below. Regarding the […]
NSFOCUS Monthly APT Insights – September 2025
November 12, 2025
Regional APT Threat Situation In September 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 East Asia, South Asia, as shown in the following figure. Regarding the activity levels of different groups, the most active APT groups this month […]
NSFOCUS in SAS 2025: Unveiling Secrets Behind Large-Scale DDoS Attacks on AI Platform and Social Media
November 4, 2025
SANTA CLARA, Calif., November 4, 2025 – The 18th Global Security Analyst Summit (SAS) concluded successfully in Khao Lak, Thailand. Focused on the complexity of APT attacks, the summit exposed the latest attack activities from Hacking Team and disclosed multiple major security risk incidents. It gathered top global cybersecurity experts, academic elites, and law enforcement representatives to […]
NSFOCUS Monthly APT Insights – August 2025
September 18, 2025
Regional APT Threat Situation In August 2025, the global threat hunting system of Fuying Lab detected a total of 23 APT attack activities. These activities were primarily concentrated in regions including South Asia, East Asia, Eastern Europe, and West Asia, as shown in the following figure. Regarding the activity levels of different organizations, the most […]
