US Patent Application 18031973. DATA CIRCULATION CONTROL METHOD, DATA CIRCULATION CONTROL SYSTEM, AND APPROVAL SERVER simplified abstract

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DATA CIRCULATION CONTROL METHOD, DATA CIRCULATION CONTROL SYSTEM, AND APPROVAL SERVER

Organization Name

Hitachi, Ltd.

Inventor(s)

Tadashi Kaji of Tokyo (JP)

Hiromitsu Kato of Tokyo (JP)

Masayuki Yoshino of Tokyo (JP)

Hiroki Uchiyama of Tokyo (JP)

Tomohiro Shigemoto of Tokyo (JP)

DATA CIRCULATION CONTROL METHOD, DATA CIRCULATION CONTROL SYSTEM, AND APPROVAL SERVER - A simplified explanation of the abstract

This abstract first appeared for US patent application 18031973 titled 'DATA CIRCULATION CONTROL METHOD, DATA CIRCULATION CONTROL SYSTEM, AND APPROVAL SERVER

Simplified Explanation

The patent application describes a method for controlling access to data between a provider and a user.

  • The method involves an approval server that manages the data circulation process.
  • The user notifies the approval server about the status of previously approved data.
  • The user applies to the approval server for a use policy, which includes information about the security measures and the purpose of using the data.
  • The approval server controls the user's access to the data based on the data's use status, protection level information, and use purpose.


Original Abstract Submitted

In a data circulation control method, an approval server including a processor and a memory controls access to data between a provision party computer providing the data and a use party computer using data. The method includes: a purpose accomplishment status notifying step in which the use party computer notifies the approval server of a use status of the previously approved data; a use application step in which the use party computer makes application to the approval server for a use policy including protection level information related to a security measure when the data is used and a use purpose of the data; and an access control step in which the approval server controls access of the use party computer to the data of the provision party computer based on the use status of the data, the protection level information, and the use purpose of the data.

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