An IC chip, an IC card, a verification processing method, and a verification processing program

Title:

An IC chip, an IC card, a verification processing method, and a verification processing program

Document Type and Number:

Japanese Patent JP6119345

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide an IC chip, a verification processing method, and a verification processing program, capable of improving tolerance to repetitive attacks, with regard to software.SOLUTION: An IC chip is configured to repetitively execute verification processing not related to command processing, the verification processing that reads-out and verifies data for verification written in an area allocated to storage means, at a regular or irregular timing.

Inventors:

Shin Ken Hirano
Shuichi Oki
Mariko Mukata

Application Number:

JP2013058096A

Publication Date:

April 26, 2017

Filing Date:

March 21, 2013

Export Citation:

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Assignee:

Dai Nippon Printing Co.,Ltd.

International Classes:

G06F21/64; G06K19/073; H04L9/10

Domestic Patent References:

JP2007226277A
JP2011034130A

Foreign References:

WO2008096891A1

Attorney, Agent or Firm:

Patent Business Corporation Intect International Patent Office
Yasuo Ishikawa
Kazuyuki Oku

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