Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroki Shizuya0
Shuji Isobe0
Yuichi Futa0
Yuji Unagami0
Eisuke Koizumi0
Junya Iwazaki0
Masao Sakai0
Natsume Matsuzaki0
...
Date of Patent
March 25, 2014
0Patent Application Number
131278060
Date Filed
September 16, 2010
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention aims to perform tamper detection on a protection control module without having detection modules come to know the key data and functions thereof. The detection modules of the present invention perform tamper detection by verifying whether or not the correspondence between the input and output data of the application decryption process performed by the protection control module is correct. Furthermore, the present invention offers improved security against leaks of the application output data by the detection modules by having a plurality of detection modules verify different data blocks.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
