Title:
SECRET DISTRIBUTION SYSTEM, DEVICE, AND MEMORY MEDIUM
Document Type and Number:
WIPO Patent Application WO/2012/132943
Kind Code:
A1
Abstract:
This secret distribution system comprises: a secret distribution device; a plurality of first storage server devices; and at least one second storage server device. In the first storage server devices, storage position information correlated with name information is read out, on the basis of the name information in the received deletion request, from a means for storing the storage position information when a deletion request transmitted from the secret distribution device is received. In the first storage server devices, distribution information and duplication information indicated by the name information in the received deletion request are all deleted on the basis of the storage position information thus read out.
Inventors:
KOIKE MASANOBU (JP)
Application Number:
PCT/JP2012/056754
Publication Date:
October 04, 2012
Filing Date:
March 15, 2012
Export Citation:
Assignee:
TOSHIBA KK (JP)
TOSHIBA SOLUTIONS CORP (JP)
KOIKE MASANOBU (JP)
TOSHIBA SOLUTIONS CORP (JP)
KOIKE MASANOBU (JP)
International Classes:
G06F21/00; G06F21/33; G06F21/60; G06F21/62
Foreign References:
| JP2008199278A | 2008-08-28 | |||
| JP2008225740A | 2008-09-25 | |||
| JP2008198016A | 2008-08-28 | |||
| JP2009103774A | 2009-05-14 |
Other References:
A. SHAMIR: "How to share a secret", COMMUNICATIONS OF THE ACM, vol. 22, no. 11, 1979, pages 612 - 613, XP000565227, DOI: doi:10.1145/359168.359176
See also references of EP 2693358A4
See also references of EP 2693358A4
Attorney, Agent or Firm:
KURATA, Masatoshi et al. (JP)
Masatoshi Kurata (JP)
Masatoshi Kurata (JP)
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Claims: