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Generally, Security modes refer to information systems security modes of operations used in mandatory access control (MAC) systems. Often, these systems contain information at various levels of security classification. The mode of operation is determined by: * The type of users who will be directly or indirectly accessing the system. * The type of data, including classification levels, compartments, and categories, that are processed on the system. * The type of levels of users, their need to know, and formal access approvals that the users will have. ==Dedicated security mode== In this mode of operation, all users must have: * Signed NDA for ''ALL'' information on the system. * Proper clearance for ''ALL'' information on the system. * Formal access approval for ''ALL'' information on the system. * A valid need to know for ''ALL'' information on the system. All users can access ''ALL'' data. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「security modes」の詳細全文を読む スポンサード リンク
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