Title:
【発明の名称】機密情報を安全に記憶するシステム及び方法と、このシステム及び方法で使用されるデジタルコンテンツ配信装置及びサーバー
Document Type and Number:
Japanese Patent JP2003530635
Kind Code:
A
Abstract:
A system for securely storing secret information comprises an apparatus (10; 1) containing the secret information, a device meant to use said secret information to decrypt a digital content and a remote server (20). The apparatus can send the secret information to the server (20) that has means for storing the secret information. A process with the following steps is proposed: initiating a remote communication between the apparatus (10; 1) and the remote server (20); sending the secret information from the apparatus (10; 1) to the server (20); storing the secret information on the server (20). A method for distribution of a digital content is also described.
Inventors:
Eric, Dier
Fischer, Pierre
Fischer, Pierre
Application Number:
JP2001574579A
Publication Date:
October 14, 2003
Filing Date:
April 10, 2001
Export Citation:
Assignee:
Thomson Licensing Society Anonymous
International Classes:
G06F1/00; G06F21/62; G07F17/16; H04L9/08; G06F12/14; H04L9/32; H04L29/06; (IPC1-7): G06F12/14; G06F15/00; H04L9/08; H04L9/32
Domestic Patent References:
| JPH11149412A | 1999-06-02 | |||
| JPH10301904A | 1998-11-13 | |||
| JPH11143719A | 1999-05-28 | |||
| JPH10283247A | 1998-10-23 | |||
| JPH08171535A | 1996-07-02 | |||
| JPH11167509A | 1999-06-22 | |||
| JP2000049765A | 2000-02-18 | |||
| JPH05334167A | 1993-12-17 | |||
| JP2000101562A | 2000-04-07 | |||
| JPH08241257A | 1996-09-17 | |||
| JPH10274926A | 1998-10-13 | |||
| JPH09114787A | 1997-05-02 | |||
| JPH08195839A | 1996-07-30 | |||
| JPH048055A | 1992-01-13 | |||
| JPH10247906A | 1998-09-14 |
Foreign References:
| US5337357A | 1994-08-09 | |||
| WO1998042098A1 | 1998-09-24 |
Attorney, Agent or Firm:
Tadahiko Ito (2 outside)