题目详情

“保证合法用户对信息和资源的使用不会被不正当地拒绝”、“保证数据的一致性,防止数据被非法用户篡改”分别属于信息安全的(  )基本要素。

  • A.可用性、可控性
  • B.可用性、完整性
  • C.机密性、完整性
  • D.机密性、可审查性

正确答案及解析

正确答案
B
解析

机密性:防止信息暴露给未授权的人或系统质量或状态,只确保具有权限和特权的人才可以访问信息的特定集合。

完整性:指信息完整而未被腐蚀的质量和状态。

可用性:使需要访问信息的用户可以在不受干涉和阻碍的情况对信息进行访问并按所需格式接受它。

可控性:是指授权机构可以随时控制信息的机密性。

可靠性:是指信息以用户认可的质量连续服务于用户的特性。

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