Overview With the widespread application of LLM technology, data leakage incidents caused by prompt word injections are increasing. Many emerging attack methods, such as inducing AI models to execute malicious instructions through prompt words, and even rendering sensitive information into pictures to evade traditional detection, are posing serious challenges to data security. At the same […]

Regional APT Threat Situation In July 2025, the global threat hunting system of Fuying Lab detected a total of 33 APT attack activities. These activities were primarily concentrated in regions including South Asia, East Asia, Southeast Asia, Eastern Europe, and West Asia, as shown in the following figure. Regarding the activity levels of different organizations, […]

Overview Recently, US officials claimed to have successfully gained control of RapperBot, effectively curbing this powerful source of DDoS attacks. The operation pinpointed the key figure behind the botnet, Ethan Foltz. According to the investigation, Foltz has been developing and operating RapperBot since 2021, with his residence in Eugene, Oregon, USA. Since its activity, the […]

Overview On August 13, NSFOCUS CERT detected that Microsoft released the August Security Update patch, which fixed 111 security issues involving widely used products such as Windows, Microsoft Office, Microsoft SQL Server, Visual Studio, and Microsoft Exchange Server. These include high-risk vulnerability types such as privilege escalation and remote code execution. Among the vulnerabilities fixed […]

Regional APT Threat Situation In June 2025, the global threat hunting system of Fuying Lab detected a total of 33 APT attack activities. These activities were mainly distributed in regions such as South Asia, East Asia, West Asia, Eastern Europe, and South America, as shown in the figure below. In terms of organizational activity, the […]

Overview Recently, NSFOCUS CERT detected that Cursor issued a security bulletin and fixed the Cursor remote code execution vulnerability (CVE-2025-54135); Because Cursor allows files to be written to the workspace without user approval, when an external Model Control Protocol (MCP) server is configured through the Cursor user interface, an attacker can use Agent to rewrite […]

Customer Pain Points “Gap” in security protection after new business launch A financial company launched a new business system; the O&M team had to manually add the server IP to the WAF whitelist. Due to the cumbersome approval process, the configuration was not completed until 3 days later. During this period, hackers had invaded the […]

Large language model (LLM) adversarial attacks refer to techniques that deceive LLMs through carefully-designed input samples (adversarial samples) to produce incorrect predictions or behaviors. In this regard, AI-Scan provides LLM adversarial defense capability assessment, allowing users to select an adversarial attack assessment template for one-click task assignment and generate an adversarial defense capability assessment report. […]

NSFOCUS AI-Scan detects security risks in large language models through a professionally curated and calibrated advanced risk database. It includes LLM content assessment, adversarial safety assessment and supply chain risk detection functions. In this post we will bring brief for content security assessment features. Create a Task Step 1: AI-Scan supports over 140 commercial and […]

SANTA CLARA, Calif., July 6, 2025 – Recently, NSFOCUS Anti-DDoS (NSFOCUS ADS) was recognized by the internationally renowned consulting firm Frost & Sullivan and won the 2025 Asia-Pacific “Competitive Strategy Leadership Award for Excellence in Anti-DDoS Protection”[1]. Frost & Sullivan Best Practices Recognition awards companies each year in a variety of regional and global markets for […]