| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To inexpensively and quickly disable the decryption of privacy data or the like, not depending on the physical destruction of an HDD or the like, and to surely prevent the original data from being specified and decoded. <P>SOLUTION: This computer program for disabling the decryption of data stored in a storage device comprises a data area selecting process for selecting one or more data area for executing processing to disable the decryption of data, a reading process for reading one or more storage areas by the minimum access units being the target of decryption disabling processing from the selected data area, a dividing process for dividing one or more read storage areas into a plurality of logical blocks, an encryption process for encrypting the data included in the plurality of divided logical blocks and a storage area rewriting process for rewriting the encrypted storage area to the read position. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
