中图分类号：TP274文献标识码：ADOI:10.19358/j.issn.2097-1788.2025.11.010引用格式：金达，霍珊珊，张冰，等. 检验检测机构认可业务数据分类分级研究［J］.网络安全与数据治理，2025，44（11）：60-64,78.

Study on the classification and grading of accreditation service data in inspection and testing body

Abstract： With the continuous advancement of digitalisation and intelligence of accreditation service, the importance of accreditation service data is increasing, and the demand for data classification and grading security protection is becoming more and more urgent. Firstly, the paper studies the current status of data classification and grading in foreign countries, and analyses the strategic planning of data classification and grading in China. Next the paper analyses the data classification and grading methods. Then on the basis of analysing the characteristics of accreditation service data in inspection and testing body, the paper puts forward data classification and grading process, rules and data grading security protection measures for such body. The proposed scheme and measures are to enable the implementation of accreditation service data classification and grading security protection.

Key words : accreditation service data; data classification and grading; data security; data protection