The security of important data has been enforced using encryption and digital signature techniques.

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。

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The security of important data has been enforced using encryption and digital signature techniques.

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。

youdao