Title:
データ管理装置、及びデータ管理方法
Document Type and Number:
Japanese Patent JP6897743
Kind Code:
B2
Abstract:
The present disclosure is designed to properly prevent tampering of data, which might take place in a data collection route. Data managing apparatus 100 includes a reception processing unit 131 configured to receive processing history information related to a history of processing performed on collected data and encrypted information of a first hash value generated from the processing history information using a public key associated with the processing, a generation processing unit 133 configured to generate a second hash value from the processing history information, and a maintaining unit 135 configured to maintain the processing history information when the first hash value, decrypted from the encrypted information using a private key associated with the data collection process, and the second hash value match.
Inventors:
Makoto Shimamoto
Application Number:
JP2019188685A
Publication Date:
July 07, 2021
Filing Date:
October 15, 2019
Export Citation:
Assignee:
NEC
International Classes:
H04L9/32; G06F21/62; G06F21/64; G09C1/00
Domestic Patent References:
| JP2018156633A | ||||
| JP2015201060A | ||||
| JP2018148341A |
Other References:
鹿野 裕明, 緒方 祐次, 高田 芽衣, 中代 浩樹, 山田 雅毅, 村中 延之,センサ情報高効率集約技術の提案と評価,電子情報通信学会技術研究報告 CS2009-73~CS2009-136,日本,社団法人電子情報通信学会,2010年 2月22日,第109巻, 第436号,pp.47-52
Attorney, Agent or Firm:
Kuniyuki Kajita