SYSTEM FOR RETRIEVING ELECTRONIC DATA FILE AND MAINTENANCE METHOD THEREFOR - INTERNATIONAL BUSINESS MASCHINES CORPORATION

Title:

SYSTEM FOR RETRIEVING ELECTRONIC DATA FILE AND MAINTENANCE METHOD THEREFOR

Document Type and Number:

Japanese Patent JP3640339

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a system for enabling an entity, for which access to a document in a data repository is permitted by a transmitter of the document, to retrieve the document preserved in the repository of a third person in safe.
SOLUTION: A document transmitter 200, a repository manager and all the entities having the privilege of access to data in the repository have vault environments as the safe expansion of respective work areas. A vault of the document transmitter 200 maintains an access control list(ACL) concerning the respective documents stored in the repository. The vault of each entity having the privilege of access to any arbitrary document in the repository maintains a function list collecting the privileges of access to all the documents stored in the repository of the entity.

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Inventors:

Hamid Bacha
Robert Bruce Carroll
Lev Millras
Sun Wei Chao

Application Number:

JP31636099A

Publication Date:

April 20, 2005

Filing Date:

November 08, 1999

Export Citation:

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Assignee:

INTERNATIONAL BUSINESS MASCHINES CORPORATION

International Classes:

G06F17/30; G06F21/62; H04L9/32; H04L29/06; (IPC1-7): G06F12/00; G06F13/00; G06F17/30

Domestic Patent References:

JP8263441A
JP10124398A
JP4280317A
JP7234843A

Attorney, Agent or Firm:

Hiroshi Sakaguchi
Yoshihiro City

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