利用加密和数据签名技术保证了重要数据的安全性和不可抵赖性。
The security of important data has been enforced using encryption and digital signature techniques.
数据加密和数字签名是解决网格安全问题的关键技术。
Data encrypting and data underwrite are key technique of solving the problem of network security.
PKI的基础技术包括加密、数字签名、数据完整性机制、数字信封、双重数字签名，数字证书等。
The basic technology of PKI include encipher digital signature data integrity mechanism digital envelope double digital signature, digital certificate etc.
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