The role of a service implementation is to enforce the system of record's integrity, almost as a pure data access layer.

服务的实现目标是强化整个系统的集成能力；每个服务，本质上都可以看作是一个纯粹的数据接口层。

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When the component of the protected system is attacked , intrusion tolerant technology can maintain integrity , confidentiality and usability of the whole system's key information and service .

当受保护系统的组件受到攻击时，入侵容忍技术能维持整个系统关键信息和服务的完整性、机密性和可用性。

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When the component of the protected system is attacked , intrusion tolerant technology can maintain integrity , confidentiality and usability of the whole system's key information and service .

当受保护系统的组件受到攻击时，入侵容忍技术能维持整个系统关键信息和服务的完整性、机密性和可用性。

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