Patent ID: 7818792
Filing Date: 2010-10-19
Classification: H04L

Abstract:
1. A communication authorization method, comprising: a third party server receiving a request for access information to access content; generating the access information and session rights to access the desired content from a first application server; generating authentication of the access information and session rights using a first service ticket to the first application server, wherein the first service ticket is obtained from a key distribution center (KDC), wherein the KDC is a separate entity from the first application server; and sending the access information, session rights and authentication to a client, whereby the client presents the access information, session rights and authentication to the first application server to be authorized to receive the desired content from the first application server; the method further comprising: the first application server receiving a key request including the access information and authentication; extracting the access information and authentication; verifying the authentication of the access information using the first service ticket, and client authorization; and issuing a key reply if the authentication of the access information and client authorization are verified.