| 摘要 |
<p>A user entitlement database (30) is connected to an authentication server (20). The authentication server (20) is in turn connected to an application server (25) and a communication network (5). A token issuer/certification authority (35) communicates with the authentication server (20) through a direct link. The authentication server (20) communicates through the network (5) with a plurality of clients (10). Each authorized authentication server (20) is assigned a private key of a public key/private key cryptographic pair.</p> |
