Through professional security O&M services, Starcross technology can quickly discover and analyze security issues, achieve security closed-loop treatment to assist enterprises to establish and improve security operation system. During the operation of the user’s business system, we provide constant problems discovery and solution, security policies optimization, and closed-loop security mechanisms of protection, detection and recovery are established to ensure the continuous security of the business system. The services include emergency drill, security monitoring, security check, patch management, and security hardening.