System for secure data storage on cd-rom

PURPOSE OF THIS SYSTEM IS TO ENSURE EFFECTIVE PROTECTION OF THE CONFIDENTIALITY OF DATA ENCRYPTED AND STORED IN A CD-ROM BY THE USE OF A DESCRIBED KEY THAT NEVER APPEARS IN A CLEAR WAY TO THE USER. THIS INCLUDES, IN ADDITION TO THE CDROM (1) ON WHICH ENCRYPTED DATA IS STORED AT LEAST IN PART WITH AN ENCRYPTOGRAPHIC ALGORITHM THAT HAS A DESCRIBED KEY AND A CD-ROM READER; AN ELECTRONIC DECIPHRATE MICROCIRCUIT (13) COATED ON SUCH CD-ROM (1); MEANS OF EXCHANGE OF INFORMATION BETWEEN THE CD-ROM READER (2) AND THE ELECTRONIC MICRO CIRCUIT OF DECIPHER (13) COVERED ON SUCH CD-ROM (1); A SMART CARD (3) CONTAINING AT LEAST ONE PART K 1 OF THE KEY OF THE DESCRIBED K, FIGUREING THE REMAINING EVENTUAL PART K 2 OF THE KEY OF THE DESCRIBED K (13) COVERED ON THE CD-ROM (1 ) AND PROTECTED MEANS OF EXCHANGE OF INFORMATION BETWEEN THE SMART CARD (3) AND THE ELECTRONIC MICROCIRCUIT (13) COVERED ON THE CD-ROM (1). FOR THE DESCRIBED, THE READ DATA ENCRYPTED IN THE CD-ROM (1) IS SENT TO THE ELECTRONIC CIRCUIT OF DECIPHER (13) COVERED IN THE CE-ROM (1) THAT ALACENA, IN A PROVISIONAL AND TRANSITIONAL WAY, RECEIVED A KEY OF DECCIDATED THE INTELLIGENT CARD (3), FOR A PROTECTED TRANSMISSION, AT THE BEGINNING OF THE READING SECTION, AND IT IS USED FOR THE DECIPHRATION OF THE DATA BEFORE RETURNING THE DECIPHED DATA FOR ITS EXPLOITATION.