confidentiality of data meaning in English

数据可信靠度

The confidentiality of data brings up three further questions
数据的机密性引出了三个更深入的问题：
Authenticated streams can provide authentication , data signing , and encryption services that can help maintain the integrity and confidentiality of data transmitted using the
经过身份验证的流可以提供身份验证、数据签名和加密服务，这些服务有助于维护使用
The grid application needs to handle any and all requirements for authentication , access control , data integrity , confidentiality of data , and public and private key management
网格应用程序需要处理所有的认证、访问控制、数据一致性、数据保密性、公钥私钥管理等方面的需求。