ファイルアクセス制御装置、ファイルアクセス制御方法およびファイルアクセス制御プログラム

Title:

ファイルアクセス制御装置、ファイルアクセス制御方法およびファイルアクセス制御プログラム

Document Type and Number:

Japanese Patent JP4350562

Kind Code:

B2

Abstract:

To prevent unauthorized access to a secondary storage medium by an application without increasing a user burden.

When the application 1 performs file operation to the secondary storage medium 3 through an operation system 2, an access control management part 4 takes in (intercepts) a control command sent by the operating system 2, and performs access control to a virtual disk 6 or the secondary storage medium 3 according to information of an access control management information table 5. The access control management part 4 performs the file operation to the virtual disk 6 as if basically performing the file operation to the secondary storage medium 3 according to an instruction from the application 1 through the operating system 2.

Inventors:

Yoichi Yamada

Application Number:

JP2004071224A

Publication Date:

October 21, 2009

Filing Date:

March 12, 2004

Export Citation:

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