| 摘要 |
PURPOSE:To exactly protect data in a storage device in an information processor equipped with the storage device. CONSTITUTION:An interface circuit 13 having a converting means which converts the data to be written in a storage device 12 into a prescribed form, and a restoring means which restores the data written in the storage device 12 by the converting means into an original form, is provided between a system 1% and the storage device 12. Thus, the data of the storage device 12 can not be made access without interposing the interface circuit 13. |
