Cryptography is the key to solve these information security problems.

密码技术是解决这些安全问题的关键技术。

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With the rapid development of information technology, information security problems have also highlighted.

随着信息技术的飞速发展，信息安全问题也随之凸显出来。

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With the rapid development of information technology, information security problems have also highlighted.

随着信息技术的飞速发展，信息安全问题也随之凸显出来。

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