Campus Network Authentication System

In the Internet world when everything is widely opened including our identities, how to properly authenticate and authorize users'identities, and ensure its security.This dissertation is focus on provide a convenient environment for user. It can centralized manage network resource,user can use every network application systerm by only one logging. Identity Authentication system provide this model .User logging on systerm by only one identity authentication before use network application system. Afterword this user can use any network application system by validity prove in validity time. In order to solve safe question, system provide some service.1 Implement uniform Identity Authentication manage.It can improve efficiency, reduce network operation cost,improve network security.2. Identity Authentication and note service, realize ROAMING. User needn't Authenticate again after enter system.3. Hold out base on role application popedom manage. It Restrict accessing key resource, avoid lawless user invade or legal user misplay.Identity Authentication is important part of safe system. It is a base of popedom manage and Restrict accessing.In order to assure system safe,it must work together accredit system, accessing control system, safe communication system.