Machine, machine management apparatus, system, and method, and recording medium
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United States of America Patent
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Dec 25, 2012
Grant Date -
Dec 10, 2009
app pub date -
Jun 3, 2009
filing date -
Jun 4, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A machine management method includes installing software in a machine including a security device that holds a secret key unextractable from the security device and a public key extractable from the security device, encrypts input data with the public key, and decrypts the input data with the secret key; storing machine identification information of the machine in association with software identification information of the software installed in the machine in an external management apparatus; creating a device-encryption key to encrypt data stored on a first storage device of the machine; storing a device-encryption-key BLOB obtained by encrypting the device-encryption key with the public key on a second storage device of the machine; and storing the device-encryption key in association with the machine identification information in the external management apparatus.
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