System, method and program product to prevent unauthorized...

Details System, method and program product to prevent unauthorized... System, method and program product to prevent unauthorized...

2005-03-15

2009-02-24

Song, Hosuk (Department: 2435)

Electrical computers and digital processing systems: support

Data processing protection using cryptography

C713S192000, C713S193000, C726S027000

Reexamination Certificate

active

07496765

ABSTRACT:
System, method and program product for protecting access to a portable memory or storage device. There can be detection if the portable memory or storage device is more than a predetermined distance from a reference location. If so, access to a portion or all of data within the portable memory or storage device is automatically prevented. The reference location can be the location of a computing apparatus which is authorized to access the portable memory or storage device. Also, there can be detection of lapse of a predetermined time the portable memory or storage device has been unable to communicate with a predetermined computing apparatus. In response, access to a portion or all of data stored on the portable memory or storage device is prevented. Also, there can be detection of lapse of a predetermined time since the portable memory or storage device has been accessed by an information processing apparatus in which the device is installed. In response, access to a portion or all of data stored on the portable memory or storage device is prevented.

REFERENCES:
patent: 5371793 (1994-12-01), Kimura
patent: 7013481 (2006-03-01), Ellison et al.
patent: 2003/0217151 (2003-11-01), Roese et al.
patent: 01-226314 (1989-09-01), None
patent: 06-020114 (1994-01-01), None
patent: 2002-175355 (2002-06-01), None
patent: 2002-216099 (2002-08-01), None
Information Materials for IDS from our Japanese IP Law department.

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