ENCIPHERING APPRATUS AND METHOD DECIPHERING APPARATUS AND METHOD AS WELL AS INFORMATION PROCESSING APPARATUS AND METHOD

Abstract

THE INVENTION PROVIDES AN ENCIPHERING APPARATUS AND METHOD A DECIPHERING APPARATUS AND METHOD AND AN INFORMATION PROCESSING APPARATUS AND METHOD BY WHICH ILLEGAL COPING CAN BE PREVENTED WITH CERTAINTY. DATA ENCIPHERED BY A 1394 INTERFACE (26) OF A DVD PLAYER (1) IS TRANSMITTED TO A PERSONAL COMPUTER (2) AND A MAGNETO-OPTICAL DISK APPARATUS (3) THROUGH A 1394 BUS (11). IN THE MAGNETO-OPTICAL DISK APPARATUS (3) WITH WHICH A CHANGE TO A FUNCTION IS NOT OPEN TO A USER THE RECEIVED DATA IS DECIPHERED BY A 1394 INTERFACE (36). IN CONTRAST IN THE PERSONAL COMPUTER (2) WITH WHICH A CHANGE TO A FUNCTION IS OPEN TO A USER THE ENCIPHERED DATA IS DECIPHERED USING A TIME VARIABLE KEY (50) BY A 1394 INTERFACE (49) AND A RESULT OF THE DECIPHERMENT IS FURTHER DECIPHERED USING A SESSION KEY BY AN APPLICATION SECTION.FIGURE 4

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Technology	Declaration Information			Specification Information				Explicitly Disclosed	Patent Type
Technology	Declaration Date	Declaration Reference	Declaring Company	Specification Number				Explicitly Disclosed	Patent Type
4G,3G,2G	22/04/2014	ISLD-201404-004	SONY CORP	S1 TS Number: TS 133 401 v9.3.1 Version No: v9.3.1 Illustrative part: ---- Release: 9 S2 TS Number: TS 133 401 v9.3.0 Version No: v9.3.0 Illustrative part: ---- Release: 9 +1 -1				No	Family Member

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Publication No	Technology	Declaration Information			Specification Information	Explicitly Disclosed	Patent Type
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Publication No	Technology	Declaration Information			Specification Information				Explicitly Disclosed	Patent Type	Status	National Phase Entries
Publication No	Technology	Declaration Date	Declaration Reference	Declaring Company	Specification Information				Explicitly Disclosed	Patent Type	Status	National Phase Entries
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