The law of personal information protection has become effective since October 1^(st) 2012 in our country; in the meanwhile, data confidential has become an essential and important issue. In recent years, however, important information divulgence within the military continues to occur. Due to the massive personal information has been storing in Air Force management information system, it’s easyto become target if we don’t take appropriate confidentiality security measures for information, and leaking events would occurred. According to America computer security associationreports, there are 70% of company classified documents leakage events caused by internal legal users. Thus, the data confidential has become an essential and important issue. The purpose of this study is how to strengthen the Air Force Management Information System data storage security and identity authentication and the use of personnel control. In this study, we focused on database protection situation and protection measures, using Elliptic Curves Cryptography as the reference of controlling classified information conceal design, advancing measures of integrated database ID identification, column encryption and access control. With the proposed securemechanism, we could accomplish database security control and meet the government degrees of personal information protection law.