关键词: 数据安全, 分类分级, 实践

Abstract: With the rapid development of information security technology, network information security technology has been widely used and popularized in the manufacturing industry, financial industry, communication industry, internet industry and so on.Data security problems are increasing day by day, the manufacturing, circulation and sharing of data have not been effectively protected, the progress of data security classification and classification is lagging, and the data security classification and classification of various industries need to be solved.In this paper, the development of data security classification and classification is introduced, the principles of data security classification and classification in some fields are analyzed and the practice is shared.Finally, the ideas and development suggestions for data security classification and classification are put forward.

Key words: data security, classification and grading, practice