記憶装置、記憶システム及び認証方法

Title:

記憶装置、記憶システム及び認証方法

Document Type and Number:

Japanese Patent JP5624510

Kind Code:

B2

Abstract:

According to one embodiment, a storage device that has a nonvolatile semiconductor memory includes an authentication information storage unit that previously stores first apparatus authentication information to authenticate an authorized host device and first user authentication information to authenticate an authorized user. The storage device executes apparatus authentication on the basis of second apparatus authentication information received from a newly connected host device and the first apparatus authentication information in the authentication information storage unit and executes an invalidation process of user data stored in the nonvolatile semiconductor memory, when the apparatus authentication is failed.

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Inventors:

永井宏一
田所三徳
山川輝二
中島一雄

Application Number:

JP2011086669A

Publication Date:

November 12, 2014

Filing Date:

April 08, 2011

Export Citation:

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Assignee:

株式会社東芝

International Classes:

G06F21/60; G06F3/06; G06F21/31; G06F21/44; G06F21/62; G06F21/64; G06F21/79; H04L9/08; H04L9/32

Attorney, Agent or Firm:

Hiroaki Sakai

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