U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

System for controlling group access to objects using group access control folder and group identification as individual user

Patent 5276901 Issued on January 4, 1994. Estimated Expiration Date: Icon_subject December 16, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Hierarchical security mechanism for dynamically assigning security levels to object programs
Patent #: 4104721
Issued on: 08/01/1978
Inventor: Markstein ,   et al.

Method for dynamically regrouping subscribers on a communications system Patent #: 5014345
Issued on: 05/07/1991
Inventor: Comroe, et al.

Inventors

Application

No. 807685 filed on 12/16/1991

US Classes:

707/9, Privileged access340/5.54, Password713/167Object protection

Examiners

Primary: Lee, Thomas C.

Attorney, Agent or Firm

Foreign Patent References

  • 0398645 EP 11/21/1990

International Class

G06F 012/14

Abstract

A method and system for controlling access by groups of users to multiple objects stored within a data processing system implemented library wherein each object has an access list associated therewith explicitly listing individual users permitted access to that object. A group identification is established which encompasses all users within the data processing system, a selected subset of users with the data processing system, or a single selected user and his or her designated affinity users or proxies. The group identification is then listed within an associated access list for a particular object and upon an attempted access of the particular object by a user not listed explicitly within the associated access list, a determination is made as to whether or not that user is listed within a group identification which is permitted access. In one embodiment of the present invention selected objects and users each have associated therewith a clearance level and access to a selected object by a particular user listed within a group identification may be denied if that particular user's clearance level does not meet or exceed the clearance level of the selected object.

Other References

  • C. J. Date, An Introduction to Database Systems, vol. II, 1983, pp. 158-159
  • Shien et al., "An N-Grid Model for Group Authorization", Proceedings of the Sixth Annual Computer Security Applications Conference, Dec. 3-7, 1990, pp. 384-392
  • Wilms et al., "A Database Authorization Mechanism Supporting Individual and Group Authorization", Second International Seminar on Distributed Data Sharing Systems, 1982, pp. 273-29
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