•机密性:ThisTermCoverstworelatedConcepts:DataconFidentiality:AssuresthatPrivateOrConfidentialInigationInialInformationIsnotMadeaVailableOdis封闭了TounauthorizedIndividals。隐私:确保个人控制或影响与thembecollectedandStoredandby whomandtowhomthatinformationMaybedsclosed的哪些信息。•完整性:本术语涵盖了tworealated概要:数据完整性:确保仅在指定的intauthorizedmanner中更改信息和程序。系统积分:AssuresthatasystemperformsitsitsintendendedFunctionNunnunimpairaimed方式,没有故意或无意的未经授权操纵该系统。•可用性:Assuresthatsystemsworkpromptlyandserviceisnotdendopento parto partoperizedusers这三个概念形式通常称为中央情报局三合会(图1.1)。三分之一的consects体现了数据和信息和ComputingServices的基本安全目标