基于多口令的网盘系统

But people must deal with the challenge on network security, when enjoying convenience. Based on the study of traditional access control techniques and role-based access control technology, access control model based on multi-password has been produced. In this model, one user can have multiple passwords. Using different passwords to landing information system will be given different access permissions of the systems. The concept of repeated-role has been introduced in this model. Repeated-role makes user have the same roles simultaneously and has different limits of authority. Finally, by designing the Network hard drive system based on multi-password which explains access control based on multi-password is used in the work environment.