NSFOCUS Technologies Group Co., Ltd. provides Internet and application security services worldwide. The company offers holistic, carrier-grade, hybrid distributed denial of service (DDoS), and Web security solutions. Its products include anti-DDoS system, an appliance for the real-time mitigation of DDoS attacks; Cloud DDoS Protection Service, a service for service providers that defeats DDoS attacks, which impact infrastructure; Threat Intelligence Subscription Service, a service that minimizes risk and enhances overall security postures; and Attack Threat Monitoring for DDoS threat analyses and assessments, as well as Exposed Internet Surface Analysis and Cloud Web Vulnerability Scanning Service. The company also provides Web Application Firewall, which protects Web servers and applications in defending against the attacks and data breaches, as well as helps in eliminating downtime; and Web Vulnerability Scanning System that helps in securing Website and identifying real vulnerabilities. In addition, it offers Threat Analysis and Next Generation Intrusion Prevention Systems to detect and mitigate advanced persistent threats. The company's solutions include cloud-in-a-box for local and regional service providers; on-premises defenses for managing DDoS services; and Hybrid DDoS Defenses for eliminating various DDoS attacks targeting customers and infrastructure. It serves telecom carriers, data centers, financial services companies, cloud service providers, managed security services providers, and enterprises. The company was formerly known as Nsfocus Information Technology Co., Ltd. The company was founded in 2000 and is based in Beijing, China.