A system is disclosed for facilitating relationship-centric authorization of transactions in a manner which provides optimum scalability and availability by logically partitioning key servers in conjunction with partitioning a resource associated with a group of consumers across the set of logical servers...http://www.google.fr/patents/US20040133622?utm_source=gb-gplus-shareBrevet US20040133622 - System and method for revenue and authorization management
System and method for revenue and authorization management
