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Determining whether a digital rights management system's...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Device and method for preventing fraudulent copies of data...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Device and method for producing an optical registration...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Device and method for user identification check based on...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Device for encoding encrypted information on an optical disk

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Devices, systems and methods for restricting use of digital...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital active advertising

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Digital active advertising

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Digital application operating according to aggregation of...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital audio and video playback with performance complement...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital certificate support system, methods and techniques...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital coin tracing using trustee tokens

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Digital coin-based postage meter

Data processing: financial – business practice – management – or co – Business processing using cryptography – Postage metering system
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Digital computer system and methods for implementing a...

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Digital content distribution system and protection method

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital content distribution using web broadcasting services

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital content distribution using web broadcasting services

Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
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Digital content encryption and decryption method and...

Data processing: financial – business practice – management – or co – Business processing using cryptography
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Digital content management system and apparatus

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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Digital content preparation system

Data processing: financial – business practice – management – or co – Business processing using cryptography – Usage protection of distributed data files
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