在IP网络存储中，远程数据传输是远程数据备份、灾难恢复等必不可少的手段。

In IPbased network storage, the remote data transfer is a required technique for remote data copy and disaster recovery.

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“数据恢复”作为挽救数据的有效方法和手段越来越受到业界的重视。

More attention is being paid to "data recovery" in the industry, which is an effective way to save data.

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该机制通过非对称加密算法、随机密钥加密用户备份信息，以及“一次一密”加密数据库等手段有效解决传统密钥恢复机制在密钥产生、存储、备份、恢复过程中的安全问题。

In this mechanism, random encryption key, asymmetric encryption algorithm and one-time key for database encryption are used to ensure the key's safety in generation, storage, backup and recovery.

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