Centralized authentication, authorization and accounting server with support for multiple transport protocols and multiple client types
US6219790A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1998 |
| Grant date | Apr 17, 2001 |
| Priority date | — |
| Expiry date | Jun 19, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/083
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system and method for authenticating and authorizing user access to a computer network. An AAA server comprises a plurality of Authentication transport protocol modules that interface with one or more clients using a native authentication transport protocol. The AAA server is coupled with a DBMS system that stores user authentication, authorization and accounting information in a standard format. Authentication and authorization are performed using a five phase process comprising the phases: Augmentation; Selection; Authentication; Authorization and Confirmation. During the Augmentation phase, client requests are translated into a standard internal format. The requests are parsed into a set of attribute/value pairs according to a parse rules table. In the Selection phase, the AAA server determines the details of the access request and identifies the permit required to authorize access. A rules table is used, wherein a particular row in the rules table is selected according to the attribute/value pairs from the Augmentation phase. The rules table provides the necessary details for the AAA server to formulate a proper response to the client. In the Authentication phase, the AAA ser…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.