【摘要】 分析了目前大多数数据库安全登录系统中存在的隐患,提出了基于认证中心的两级认证模式,将用户身份合法性认证与对认证中心的认证相结合,分别采用Kerberos鉴别和数字签名的认证机制,以增强用户登录数据库的安全性。更多还原

【Abstract】 The potenitial security problem that exists in login in database system is discussed in this paper. The two level identity authentication based on authentication center is put forward. Users identity authentication is connected with the authentication center authertication. That is to say, Kerberos identification and digital signature are adapted to increase the security in login in the database.更多还原