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1引言信息技术在上海水务、海洋系统得到了广泛的应用,尤其在2009年上海市水务局增设上海市海洋局政府职能后,随着涉海业务不断推进和快速拓展,计算机网络中产生、处理和流转的水务、海洋基础数据和管理信息,不仅与社会管理、公共服务密切相关,海洋类数据更与海洋权益、海洋经济、国家安全高度关联,成为政府机构计算机信息系统等级保护的重要对象。按照“新一代信息技术的战略制高点是安全技术,
1 INTRODUCTION Information technology has been widely used in Shanghai’s water and marine systems. In particular, after Shanghai Municipal Bureau of Water Resources added the government function of Shanghai Ocean Shipping Bureau in 2009, with the continuous promotion and rapid expansion of the sea-related businesses and the generation and handling of computer networks And the flow of water and marine infrastructure data and management information are not only closely related to social management and public services. Marine data are also highly correlated with maritime rights and interests, marine economy and national security, and have become important targets for the protection of the level of computer information systems of government agencies. According to ”a new generation of strategic high ground of information technology is security technology,