Information storage device, information storage program, verification device and information storage method
First Claim
1. An information storage device for storing information related to a moving object in which the information storage device is equipped, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the information storage device comprising:
- a device-side specifying information storage unit that stores device-side specifying information which identifies the moving object in which the information storage device is equipped;
an information storage unit that stores sensor information received from a sensor, said sensor information being related to the moving object;
a tamper verifying information generating unit that generates tamper verifying information based on obtained specifying information and the stored sensor information, the tamper verifying information for verifying whether or not the specifying information or the sensor information has been tampered with;
a tamper verifying information storage unit that stores the generated tamper verifying information; and
a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, andwherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information.
1 Assignment
0 Petitions
Accused Products
Abstract
An information storage device which can record highly reliable information is provided. The moving object information storage device 3 is an information storage device equipped in a moving object 1, and includes: a moving object information storage unit 32 storing moving object information based on information detected by sensors which detect information related to the moving object 1; a tamper preventing unit 20 obtaining specifying information which can specify the moving object 1, and generating integrity information to be used for verifying if at least either the specifying information or the moving object information is tampered or not based on the obtained specifying information and the moving object information stored in the moving object information storage unit 32; and an integrity information storage unit 33 storing the integrity information generated by the tamper preventing unit 20.
41 Citations
26 Claims
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1. An information storage device for storing information related to a moving object in which the information storage device is equipped, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the information storage device comprising:
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a device-side specifying information storage unit that stores device-side specifying information which identifies the moving object in which the information storage device is equipped; an information storage unit that stores sensor information received from a sensor, said sensor information being related to the moving object; a tamper verifying information generating unit that generates tamper verifying information based on obtained specifying information and the stored sensor information, the tamper verifying information for verifying whether or not the specifying information or the sensor information has been tampered with; a tamper verifying information storage unit that stores the generated tamper verifying information; and a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An information storage device for storing information related to a moving object in which the device is equipped, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the information storage device comprising:
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a selecting unit that receives sensor information from a plurality of sensors, the sensor information being related to the moving object, and selects a portion of the received sensor information based on a prescribed condition; a selected information group storage unit that stores the selected sensor information; a tamper verifying information generating unit that generates tamper verifying information based on obtained specifying information and the selected sensor information stored in the selected information group storage unit, the tamper verifying information for verifying whether or not the specifying information or the selected sensor information has been tampered with; a tamper verifying information storage unit that stores the generated tamper verifying information; and a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves device-side specifying information which identifies the moving object in which the information storage device is equipped and is stored in a device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information.
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16. An information storage device for storing information relating to a moving object, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the device comprising:
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a device-side specifying information storage unit that stores device-side specifying information which identifies the moving object in which the information storage device is equipped; an information receiving unit that receives sensor information from a sensor, said sensor information being related to the moving object; a sensor information storage unit that stores the received sensor information; a tamper verifying information generating unit that generates tamper verifying information used for verifying whether or not the sensor information or the device-side specifying information has been tampered with; a tamper verifying information storage unit that stores the generated tamper verifying information; a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
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24. An information storage device equipped in a moving object and storing information related to the moving object, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the device comprising:
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a device-side specifying information storage unit that stores device-side specifying information which identifies the moving object in which the information storage device is equipped; a selecting unit that receives sensor information from a plurality of respective sensors, the sensor information being related to the moving object, and selects, as a selected information group, that information from the received sensor information which satisfies a plurality of prescribed conditions; a selected information group storage unit that stores the selected information group; a tamper verifying information generating unit that obtains specifying information which specifies the moving object, and generates, based on the obtained specifying information and the selected information group, tamper verifying information for determining whether the specifying information or the sensor information included in the selected information group has been tampered with; a tamper verifying information storage unit for storing the tamper verifying information generated by the tamper verifying information generating unit; a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information.
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25. An information storage device equipped in a moving object and storing information related to the moving object, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the device comprising:
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a device-side specifying information storage unit that stores device-side specifying information which identifies the moving object in which the information storage device is equipped; a sensor information storage unit that stores respective sensor information received from a plurality of sensors, the sensor information being related to the moving object; a selecting unit that selects the sensor information received from at least one sensor of the plurality of sensors, based on a plurality of prescribed conditions, and stores the respective sensor information received from the at least one selected sensor as a selected information group; a tamper verifying information generating unit that obtains specifying information which specifies the moving object, and generates, based on the obtained specifying information and the selected information group, tamper verifying information for determining whether the specifying information or the sensor information included in the selected information group has been tampered with; a tamper verifying information storage unit for storing the tamper verifying information generated by the tamper verifying information generating unit; a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information.
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26. An information storage device equipped in a moving object, the moving object including a moving-object-side specifying information storage unit storing moving-object-side specifying information which specifically identifies the moving object, the device comprising:
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a device-side specifying information storage unit that stores device-side specifying information which identifies a moving object in which the information storage device is equipped; an existence detecting unit that detects whether a predetermined object has been removed from an environment in which the object is placed; an information inputting unit receiving information from a sensor, the information relating to the environment in which the object is placed; an environment information storage unit that stores the received environment information; a tamper verifying information generating unit, that generates, based on the stored environment information and a detected result of the existence detecting unit, tamper verifying information for determining whether the environment information or the detected result has been tampered with; a tamper verifying information storage unit storing the tamper verifying information generated by the tamper verifying information generating unit; and a moving object judging unit that determines whether the moving object in which the information storage device is currently equipped is an appointed moving object which has previously been appointed for the information storage device to be equipped in, and wherein the moving object judging unit retrieves the device-side specifying information stored in the device-side specifying information storage unit and the moving-object-side specifying information stored in the moving-object-side specifying information storage unit, and determines whether or not the equipped moving object is the appointed moving object based on the device-side specifying information and the moving-object-side specifying information.
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Specification