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Storage device and storage method, and information-processing device and information-processing method

  • US 20080034223A1
  • Filed: 07/06/2007
  • Published: 02/07/2008
  • Est. Priority Date: 08/02/2006
  • Status: Active Grant
First Claim
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1. A storage device that can be attached and/or detached to and/or from an information-processing device, the storage device-comprising:

  • storage means including a first area provided to store an encryption key used to encode first information and first authentication information used to perform authentication, and a second area provided to store second information encoded by the information-processing device by using the encryption key;

    authentication means configured to authenticate a user based on second authentication information generated by the information-processing device based on third information input by the user and the first authentication information stored in the first area;

    transmission means configured to transmit the encryption key stored in the first area to the information-processing device when validity of the user is confirmed through the authentication; and

    control means configured to have control over writing and/or reading the encoded second information into and/or from the second area.

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