DATA SECURITY METHOD USING DATABASE ENGINE

摘要

Disclosed is a data security method in a database engine. A data security engine unit is provided in the database engine so that the data security engine unit performs a data security function while automatically converting queries, which were stored in data storage engine unit without having been encoded and which were used to perform input or inquiry on the source data, to queries to be used to perform input or inquiry on encoded data. A data management engine unit performs operations associated with the input or inquiry with respect to the source data. A data storage engine unit stores encoded data which is encoded from the source data by the data security engine unit.