13、确保信息不暴露给未经授权的实体的属性是指系统的______。A.保密性B.完整性C.可用性D.可靠性

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高等继续教育 / 计算机统考

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13、确保信息不暴露给未经授权的实体的属性是指系统的______。
A.保密性
B.完整性
C.可用性
D.可靠性

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