| 摘要 |
<p>The invention relates to a secure optical disk for storing data. The invention also relates to a method for securement of such a disk. The invention is characterized in that said disk comprises a portable object that is provided with a memory consisting of at least one secret key, in addition to means for exchanging data, whereby said key is used to decrypt data from said disk while remaining in the portable object and the means for exchanging data are used to exchange data between the portable object and the disk. The invention is particularly suitable for use with CD-ROMs.</p> |
