Title:
情報管理装置、プログラム及び情報管理方法。
Document Type and Number:
Japanese Patent JP4956455
Kind Code:
B2
Abstract:
To provide technology for specifying safe information (a variable value) efficiently avoiding identification risk when a change occurs in a database storing personal information.
When updating a personal information table stored in a personal information storage area 112, a safe variable value group extraction part 122 specifies a record having an updated variable value from the personal information table, and decides whether or not the updated variable value is the safe variable value avoiding the identification risk in the specified record.
COPYRIGHT: (C)2009,JPO&INPIT
Inventors:
Yoshinori Sato
Akihiko Kawasaki
Akihiko Kawasaki
Application Number:
JP2008017995A
Publication Date:
June 20, 2012
Filing Date:
January 29, 2008
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G06F21/60; G06F21/62
Domestic Patent References:
| JP2004287846A | ||||
| JP2004110122A | ||||
| JP2008217425A |
Attorney, Agent or Firm:
Shoyo domestic and overseas patent office