Document access control system, data processing apparatus,...

Details Document access control system, data processing apparatus,... Document access control system, data processing apparatus,...

2011-08-02

2011-08-02

Pearson, David J (Department: 2438)

Information security

Policy

C707S694000, C705S067000, C713S189000

Reexamination Certificate

active

07992188

ABSTRACT:
A document access control system for determining whether to allow a client to access a target document file according to a security policy set in a server, the system includes a cache timing determination part for determining the timing for caching policy determination data corresponding to the target document file in the client, a policy determination data obtaining part for obtaining the policy determination data from the server according to a report from the cache timing determination part, a policy determination data storage part for storing the obtained policy determination data in correspondence with the target document file, and a file access control part for controlling access to the target document file according to the policy determination data stored in the policy determination data storage part in a case where the user of the client requests access to the target document file when the client is in an offline mode.

REFERENCES:
patent: 2005/0108548 (2005-05-01), Ohta
patent: 2006/0259782 (2006-11-01), Wang et al.
patent: 1 320 014 (2003-06-01), None
patent: 1 528 455 (2005-05-01), None
patent: 2003-228520 (2003-08-01), None
patent: 2004-152261 (2004-05-01), None
patent: 2005-141746 (2005-06-01), None

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