198715 ⎘
Signal processing not specific to the method of recording or reproducing; Circuits therefor; Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted wherein encrypted content data is subjected to a further, iterated encryption, e.g. interwoven encryption
System, method and apparatus for controlling the dissemination of digital works
#2Information processing apparatus, information processing method and program
#3Reducing errors in sending file attachments
#4METHOD AND APPARATUS FOR PROTECTING DIGITAL DATA BY DOUBLE RE-ENCRYPTION
#5System, method and apparatus for controlling the dissemination of digital works
#6System, method and apparatus for controlling the dissemination of digital works
#7Efficient rebinding of partitioned content encrypted using broadcast encryption
#8Reducing errors in sending file attachments
#9Method and system for controlling presentation of computer readable media on a media storage device
#10Authentication and encryption utilizing command identifiers
#11Information playing/reproducing apparatus and method
#12Authentication and encryption utilizing command identifiers
#13Information processing device, information recording medium, information processing method, and computer program
#14Block-level storage device with content security
#15Record Carrier with Copy Protection Means
#16Digital information recording apparatus and recording/reproducing apparatus
#17Information managing apparatus and method, recording medium, and program
#18Information recording and reproducing apparatus and method
#19Information recording and reproducing apparatus and method
#20Storage Medium Processing Method, Storage Medium Processing Apparatus, and Program
#21Data reproducing apparatus including subsignal generated from ID information
#22Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings with binary number series features
#23Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks, and optical disk formed with pit strings and mark strings
#24Data processing apparatus and data processing method
#25Information recording/playback apparatus and method
#26Data processing apparatus and data processing method
#27Digital work protection system, record/playback device, recording medium device, and model change device
#28Information processing apparatus, information recording medium, apparatus and method of manufacturing information recording medium, and computer program
#29Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk
#30Method and apparatus for protecting digital data by double re-encryption
#31Copyright protection system, key generation apparatus, recording apparatus, reproduction apparatus, read-out apparatus, decryption apparatus, recording medium, recording method and program
#32Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings
#33Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same
#34Data reproducing apparatus including subsignal generated from ID information
#35Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings
#36Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disks formed with pits strings and mark strings
#37Optical disk recording apparatus, method, manufacturing apparatus and information processing device including binary number series generating unit features regarding an address on an optical disk
#38Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings
#39Apparatus and method for optically recording sub data through radial deviation of pits or marks
#40Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings with radial deviation features
#41Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk formed with pit strings and mark strings
#42System, method and apparatus for controlling the dissemination of digital works
#43Content management method and recording medium
#44Information processing apparatus and method, information recording medium, and computer program
#45Access control for digital content
#46Method and system for controlling presentation of computer readable media on a media storage device
#47Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction
#48Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction
#49Optical discs with controllable access times and method of the same
#50Block-level storage device with content security
#51Information managing apparatus and method, recording medium, and program
#52Information processing device and mehtod, information providing device and method, use right management device and method, recording medium, and program
#53Access control for digital content
#54Access control for digital content