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Method, System, And Data Server For Checking Revocation Of Content Device And Transmitting Data
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Method and apparatus for restriction use of storage medium using user key
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Method And Apparatus For Storing Digital Content In Storage Device
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Method Of Managing And Restoring Identifier Of Storage Device And Apparatus Therefor
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Method And Apparatus For Managing Client Revocation List
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Method And Apparatus For Forbidding Use Of Digital Content Against Copy Control Information
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Method And Apparatus For Performing Authentication Between Clients Using Session Key Shared With Server
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Method And Apparatus For Encrypting And Transmitting Contents, And Method And Apparatus For Decrypting Encrypted Contents
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Method And Apparatus For Controlling Output Of Content Device
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Method Of Installing Software For Using Digital Content And Apparatus For Playing Digital Content
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Method For Protecting Important Data Of Contents And Apparatus Therefor
App 20080196105 - You; Yong-kuk ; et al. | 2008-08-14 |
Method And Apparatus For Transmitting Data Using Authentication
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Method And Apparatus For Performing Authentication
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Method And Apparatus For Encrypting Data
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Method And Apparatus For Inserting Authentication Code, And Method And Apparatus For Using Data Through Authentication
App 20080133909 - You; Yong-kuk ; et al. | 2008-06-05 |
Information recording medium, apparatus and method of reproducing contents
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Method And Apparatus For Key Agreement Between Devices Using Polynomial Ring
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Method and apparatus for encrypting data
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Method of generating license, and method and apparatus for providing contents using the same
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Method for transmitting content in home network using user-binding
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Method of revoking public key of content provider
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Method and apparatus for receiving broadcast content
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Method of receiving session key in home network and method of reproducing content using the same
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Multi-streaming apparatus and multi-streaming method using temporary storage medium
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Apparatus and method for storing data
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Apparatus and method for securely storing data
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Method of authenticating device using broadcast cryptography
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Method and apparatus for transmitting and receiving protected contents at home
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Streaming apparatus and streaming method
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Method and apparatus for restriction use of storage medium using user key
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Method of recording and/odr reproducing data under control of domain management system
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Prepaid card type data recording medium, recording apparatus thereof, apparatus for providing contents, and method used for authenticating the data recording medium
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Method of assigning user keys for broadcast encryption
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Apparatus and method for updating copy control information of input data
App 20050172136 - Han, Hee-chul ; et al. | 2005-08-04 |
Method of copying and reproducing data from storage medium
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Apparatus and method for recording data on and reproducing data from storage medium
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Information storage medium capable of restricting number of times that data can be reproduced, method and apparatus for recording data on the information storage medium, and method and apparatus for reproducing data from the information storage medium
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Method and apparatus for decrypting encrypted data by suing copy control information and computer readable recording medium for storing program for implementing the apparatus and method
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Method of copying and decrypting encrypted digital data and apparatus therefor
App 20050108560 - Han, Hee-chul ; et al. | 2005-05-19 |
Method of and apparatus for copying AV stream, and method of copying AV contents
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Method of authenticating device using certificate, and digital content processing device for performing device authentication using the same
App 20050086504 - You, Yong-kuk ; et al. | 2005-04-21 |
Method of creating domain based on public key cryptography
App 20050075986 - You, Yong-kuk ; et al. | 2005-04-07 |
Domain authentication method for exchanging content between devices
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Method of establishing home domain through device authentication using smart card, and smart card for the same
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System and method for authenticating content user
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