System of authenticating an individual memory device via reading data including prohibited data and readable data
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United States of America Patent
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Mar 17, 2015
Grant Date -
Aug 21, 2014
app pub date -
Feb 15, 2013
filing date -
Feb 15, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
According to one embodiment, an authentication method includes generating, by the memory, first authentication information by calculating secret identification information with a memory session key in one-way function operation, transmitting encrypted secret identification information, a family key block, and the first authentication information to a host, and generating, by the host, second authentication information by calculating the secret identification information generated by decrypting the encrypted secret identification information with the host session key in one-way function operation. The method further includes comparing, by the host, the first authentication information with the second authentication information.
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