Through the authentication and evaluation of CCRC-DSA, it is proved that the holder has reached the basic knowledge and skills requirements of data security protection and security evaluation stipulated in the Basic Requirements for Network Security Practitioners (GB/T 42446), and has good data security management and evaluation literacy; Have the basic ability to engage in data security assessment and testing and data security technical consulting services; Proficient in data security risk assessment; Ability to monitor, analyze and solve technical problems related to data security protection; Can accurately understand GB/T 4 1479 "Information Security Technology Network Data Processing Security Requirements" and its related standards, have the ability to accurately implement standards, and be competent for data security protection evaluation and data security consulting services.