当数据库访问磁盘扇区的时候,对加密扇区再进行解密。
When the database accesses the disk sector, the encrypted sectors are decrypted.
一个512字节的磁盘存储区,每个磁盘扇区含有两个256字节的磁盘数据块。
A 512 byte area of disk storage. Each disk sector contains two 256 byte disk data blocks.
全盘加密:采用全盘加密系统或者存储加密网关系统,将数据库文件所在的磁盘扇区进行加密。
Overall encryption: the use of a comprehensive encryption system or storage encryption gateway system, the database file where the disk sector encryption.
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