Patent ID: 7024700
Filing Date: 2006-04-04
Classification: G06F

Abstract:
1. A method for prohibiting access to a computer after a security device attached to said computer is removed, comprising the steps of: (a) storing setting data comprising a detect enable bit for establishing the computer settings of how to proceed with processing relative to the attachment of a security device to said computer in a first storage unit of said computer; (b) detecting the attachment of the said security device to said computer after said step (a) and during one of the power-on and the energy-saving mode of said computer; (c) storing the attachment data comprising a security device history bit indicating the detection in step (b) in a second storage unit equipped in said computer; (d) detecting a removal of said security device from said computer based on said previously-stored setting data and attachment data; and (e) prohibiting access to said computer in response to the detection in said step (d).