关键词: 电子政务系统, 风险评估, 资产, 威胁, 脆弱性

Abstract: government system is the network and information system that has become an important foundation for urban construction, operation, management, service, guarantee and emergency response, and involved national security, economic lifeline, social order and public interest. The safe and stable operation of the system has become an important basis for ensuring the normal operation of the city's informatization, and it is of great significance for ensuring urban security and social stability. Most of the e-government systems are defined as important information systems, and information security ratings, safety assessments, etc. have been carried out. However, they still have more security risks, such as, the emphasis on construction and neglect of operation and maintenance lead to insufficient daily security operations; the information security level is uneven, and the information security is obviously short; the inadequate implementation of information security management system causes more management vulnerabilities; the shortage of disaster recovery backup system construction causes the lack of ability to respond to major security incidents. The article based on published risk assessment related guidelines, specifications and guidelines conducts risk assessment on e-government information systems from the aspects of assets, threats, vulnerability and other aspects, understands the current security status of the e-government information systems, lays the foundation for the follow-up the safety rectification construction of the e-government information systems, ensures the E-government systems can run safely, stably and reliably.

Key words: E-government system, risk assessment, assets, threats, vulnerability