The transaction mechanism takes advantage of the save operation's fail-if-concurrently-modified semantics to provide integrity.

该事务机制利用了保存操作的“如果被并发修改则失败”(fail - if - concurrently - modified)语义以提供完整性。

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It can provide many network applications with all kinds of security service, such as authentication, confidentiality, information integrity and non-repudiation of transaction.

它可以为各种网络应用提供身份认证、信息的机密性和完整性以及交易的不可否认性等安全服务。

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