Information Collecting: collect various timely information on security events via various communication ways and cooperative system Event Monitoring: detect various highly severe security problems and events in time, and deliver precaution and support for the related organizations. Incident Handling: leverage domestic CERTs to handle various public network security incidents, and act as a premier window to accept and handle incident reports from homeland and world. Data Analyzing: conduct comprehensive analysis with the data of security events, and produce trusted reports. Resource Building: collect and maintain various basic information resources, including vulnerabilities, patches, defending tools and latest network security technologies for supporting purpose. Security Research: research on various security issues and technologies as the basic work for security defense and emergency response. Security Training: provide training courses on emergency response and handling technologies and the construction of CERT. Technical Consulting: offer various technical consulting services on security incident handling. International Exchanging: organize domestic CERTs to conduct international cooperation and exchange.