Public key cryptosystem is one of the most important research subject in modern cryptography.

公钥密码系统是现代密码学最重要的研究课题之一。

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Because of the importance of key agreement, key agreement research became cryptography a research hotspot.

由于密钥协商的重要性，密钥协商的研究成为了密码学中一个研究的热点。

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Because of the importance of key agreement, key agreement research became cryptography a research hotspot.

由于密钥协商的重要性，密钥协商的研究成为了密码学中一个研究的热点。

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