Designing an effective safe management scheme to resolve the database encryption key for the allocation and management issues.
设计一种高效安全的管理方案来解决数据库中加密密钥的分配与管理问题。
Key management is critical technic of realizing database encryption.
密钥管理是实现数据库加密的关键技术。
Database encryption and user-dependent restorable key management scheme insure the security of key storing, backuping and restoring.
给出了数据库加密技术和依赖用户的可恢复密钥管理机制的设计，实现了用户密钥的安全存储、备份与恢复。
The scheme makes changes in existing database systems and introduces the mechanisms of database encryption and secret key management.
该方案对现有的数据库管理系统进行了改造，在其中引入数据库加密和密钥管理机制。
When a database encryption system is designed, the design of key-managing module is a very difficult problem and must be solved firstly.
密钥管理方案的设计是数据库加密系统设计时必须首先解决的一个难题。
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.
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.
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。
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