KR20010050111A - 암호화된 디지털 컨텐츠를 컨텐츠 재생을 위한 시스템에전달하기 위한 방법 및 그를 위한 컴퓨터 판독가능 매체 - Google Patents
암호화된 디지털 컨텐츠를 컨텐츠 재생을 위한 시스템에전달하기 위한 방법 및 그를 위한 컴퓨터 판독가능 매체 Download PDFInfo
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Abstract
Description
Claims (18)
- 암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법에 있어서,이전에 상기 컨텐츠와 연관되어 있는 메타데이터를 컴퓨터 판독가능 매체로부터 판독하는 단계와,상기 메타데이터로부터 암호해독할 연관된 컨텐츠를 선택하는 단계와,상기 컨텐츠를 암호해독하기 위해 인증국과 안전한 접속을 확립하는 단계와,허가된 대로 컴퓨터 판독가능 매체상에 저장된 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 암호해독 키를 수신하는 단계를 포함하는암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법.
- 제 1 항에 있어서,상기 암호해독 키를 통해 상기 암호화된 컨텐츠를 암호해독함으로써 기암호화된 컨텐츠의 적어도 일부를 재생하는 단계를 더 포함하는암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법.
- 제 2 항에 있어서,상기 암호해독 단계는 상기 암호해독 키에 대해 허가되지 않은 액세스를 방지하기 위해 부정조작되기 어려운 환경에서 행해지는암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법.
- 제 1 항에 있어서,상기 암호해독 단계는허가된 대로 기암호화된 컨텐츠의 적어도 일부를 암호해독하는 단계와,고유의 로컬 암호해독 키를 사용하여 상기 암호해독된 컨텐츠를 재암호화하는 단계와,상기 컨텐츠를 라이브러리에 저장하는 단계와,상기 고유의 로컬 암호해독 키를 사용하여 상기 라이브러리로부터 상기 컨텐츠의 적어도 일부를 암호해독하는 단계를 더 포함하는암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법.
- 제 4 항에 있어서,상기 암호해독 및 재암호화 단계는 상기 암호해독 키에 대해 허가되지 않은 액세스를 방지하기 위해 부정조작되기 어려운 환경에서 행해지는암호화된 디지털 컨텐츠를 컨텐츠 재생 시스템으로 전달하는 방법.
- 암호화된 디지털 컨텐츠를 컨텐츠를 재생하기 위한 엔드 유저 시스템에 전달하기 위한 방법에 있어서,이전에 상기 컨텐츠와 연관되어 있는 메타데이터를 컴퓨터 판독가능 매체로부터 판독하는 단계와,상기 메타데이터로부터 암호해독할 연관된 컨텐츠를 선택하는 단계와,상기 컨텐츠를 암호해독하기 위해 인증국과 안전한 접속을 확립하는 단계와,허가된 대로 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 암호해독 키를 포함하고 있는 안전한 컨테이너를 수신하는 단계와,결제소로부터의 암호화 키를 사용하여 안전한 컨테이너를 생성하는 단계―상기 안전한 컨테이너는 상기 엔드 유저 시스템으로부터의 암호화 키를 내장하고 있음―와,상기 컨텐츠를 암호해독하는 허가의 인증을 위해 상기 결제소로 상기 안전한 컨테이너를 전송하는 단계와,허가된 대로 컴퓨터 판독가능 매체 상에 저장된 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 상기 암호해독 키를 포함하며, 상기 엔드 유저 시스템의 상기 암호화 키를 사용하여 암호화된 안전한 컨테이너를 상기 결제소로부터 수신하는 단계와,상기 엔드 유저 시스템의 상기 암호화 키를 사용하여 상기 안전한 컨테이너를 암호해독하여 상기 암호화된 컨텐츠의 적어도 일부를 암호해독하는 상기 암호해독 키에 액세스함으로써 상기 기암호화된 컨텐츠의 적어도 일부를 재생하는 단계를 포함하는암호화된 디지털 컨텐츠를 컨텐츠를 재생하기 위한 엔드 유저 시스템에 전달하기 위한 방법.
- 제 6 항에 있어서,상기 재생 단계는 다수의 개별 타이틀을 포함하고 있는 기암호화된 컨텐츠의 적어도 일부를 재생하는 단계를 더 포함하며, 이를 통해 각각의 개별 타이틀은 고유 암호해독 키를 통해 암호해독되는암호화된 디지털 컨텐츠를 컨텐츠를 재생하기 위한 엔드 유저 시스템에 전달하기 위한 방법.
- 제 6 항에 있어서,상기 확립 단계는 상기 인증국에 크레디트 정보를 전송하는 단계를 더 포함하는암호화된 디지털 컨텐츠를 컨텐츠를 재생하기 위한 엔드 유저 시스템에 전달하기 위한 방법.
- 제 6 항에 있어서,비암호화된 컨텐츠를 포함하고 있는 CD 혹은 DVD 상에 판촉 패키지의 일부로서 인스트럭션을 저장하고 있는암호화된 디지털 컨텐츠를 컨텐츠를 재생하기 위한 엔드 유저 시스템에 전달하기 위한 방법.
- 암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체에 있어서,이전에 상기 컨텐츠와 연관되어 있는 메타데이터를 컴퓨터 판독가능 매체로부터 판독하기 위한 인스트럭션과,상기 메타데이터로부터 암호해독할 연관된 컨텐츠를 선택하기 위한 인스트럭션과,상기 컨텐츠를 암호해독하기 위해 인증국과 안전한 접속을 확립하기 위한 인스트럭션과,허가된 대로 컴퓨터 판독가능 매체상에 저장된 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 암호해독 키를 수신하기 위한 인스트럭션을 포함하는암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 10 항에 있어서,암호해독 키를 통해 암호화된 컨텐츠를 암호해독함으로써 기암호화된 컨텐츠의 적어도 일부를 재생하기 위한 인스트럭션을 더 포함하는암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 10 항에 있어서,상기 암호해독 인스트럭션은 상기 암호해독 키에 대해 허가되지 않은 액세스를 방지하기 위해 부정조작되기 어려운 환경에서 행해지는암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 10 항에 있어서,상기 암호해독 인스트럭션은허가된 대로 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 인스트럭션과,고유의 로컬 암호해독 키를 사용하여 상기 암호해독된 컨텐츠를 재암호화하기 위한 인스트럭션과,상기 컨텐츠를 라이브러리에 저장하기 위한 인스트럭션과,상기 고유의 로컬 암호해독 키를 사용하여 상기 라이브러리로부터 상기 컨텐츠의 적어도 일부를 암호해독하기 위한 인스트럭션을 더 포함하는암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 13 항에 있어서,상기 암호해독 및 재암호화를 위한 인스트럭션은 상기 암호해독 키에 대해 허가되지 않은 액세스를 방지하기 위해 부정조작되기 어려운 환경에서 행해지는암호화된 디지털 컨텐츠를 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 암호화된 디지털 컨텐츠를 엔드 유저 시스템에 전달하기 위한 컴퓨터 판독가능 매체에 있어서,이전에 상기 컨텐츠와 연관되어 있는 메타데이터를 컴퓨터 판독가능 매체로부터 판독하는 인스트럭션 단계와,상기 메타데이터로부터 암호해독할 연관된 컨텐츠를 선택하는 인스트럭션 단계와,상기 컨텐츠를 암호해독하기 위해 인증국과 안전한 접속을 확립하는 인스트럭션 단계와,허가된 대로 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 암호해독 키를 포함하고 있는 안전한 컨테이너를 수신하는 인스트럭션 단계와,결제소로부터의 암호화 키를 사용하여 안전한 컨테이너를 생성하는 인스트럭션 단계―상기 안전한 컨테이너는 상기 엔드 유저 시스템으로부터의 암호화 키를 내장하고 있음―와,상기 컨텐츠를 암호해독하는 허가의 인증을 위해 상기 결제소로 상기 안전한 컨테이너를 전송하는 인스트럭션 단계와,허가된 대로 컴퓨터 판독가능 매체 상에 저장된 기암호화된 컨텐츠의 적어도 일부를 암호해독하기 위한 상기 암호해독 키를 포함하며, 상기 엔드 유저 시스템의 상기 암호화 키를 사용하여 암호화된 안전한 컨테이너를 상기 결제소로부터 수신하는 인스트럭션 단계와,상기 엔드 유저 시스템의 상기 암호화 키를 사용하여 상기 안전한 컨테이너를 암호해독하여 상기 암호화된 컨텐츠의 적어도 일부를 암호해독하는 상기 암호해독 키에 액세스함으로써 상기 기암호화된 컨텐츠의 적어도 일부를 재생하는 인스트럭션 단계를 포함하는암호화된 디지털 컨텐츠를 엔드 유저 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 15 항에 있어서,상기 재생 인스트럭션 단계는 다수의 개별 타이틀을 포함하고 있는 기암호화된 컨텐츠의 적어도 일부를 재생하는 인스트럭션 단계를 더 포함하며, 이를 통해 각각의 개별 타이틀은 고유 암호해독 키를 통해 암호해독되는암호화된 디지털 컨텐츠를 엔드 유저 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 15 항에 있어서,상기 안전한 접속을 확립하는 인스트럭션 단계는 상기 인증국에 크레디트 정보를 전송하는 인스트럭션 단계를 포함하는암호화된 디지털 컨텐츠를 엔드 유저 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
- 제 15 항에 있어서,상기 인스트럭션들은 비암호화된 컨텐츠를 포함하고 있는 CD 혹은 DVD 상에 판촉 패키지의 일부로서 저장되는암호화된 디지털 컨텐츠를 엔드 유저 시스템에 전달하기 위한 컴퓨터 판독가능 매체.
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US9/376,102 | 1999-08-17 | ||
US09/376,102 US6611812B2 (en) | 1998-08-13 | 1999-08-17 | Secure electronic content distribution on CDS and DVDs |
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KR20010050111A true KR20010050111A (ko) | 2001-06-15 |
KR100374524B1 KR100374524B1 (ko) | 2003-03-03 |
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KR10-2000-0047609A KR100374524B1 (ko) | 1999-08-17 | 2000-08-17 | 암호화된 디지털 컨텐츠를 컨텐츠 재생을 위한 시스템에전달하기 위한 방법 및 그를 위한 컴퓨터 판독가능 매체 |
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US (1) | US6611812B2 (ko) |
EP (1) | EP1077398B1 (ko) |
KR (1) | KR100374524B1 (ko) |
AT (1) | ATE340379T1 (ko) |
DE (1) | DE60030814T2 (ko) |
IL (1) | IL137880A0 (ko) |
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KR100982166B1 (ko) * | 2002-05-22 | 2010-09-14 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 디지털 권한 관리 방법 및 시스템 |
US9843834B2 (en) | 2002-05-22 | 2017-12-12 | Koninklijke Philips N.V. | Digital rights management method and system |
US7395426B2 (en) | 2003-05-07 | 2008-07-01 | Samsung Electronics Co., Ltd. | Method of authenticating content provider and assuring content integrity |
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US8005758B2 (en) | 2005-04-13 | 2011-08-23 | Samsung Electronics Co., Ltd. | Encryption/decryption method and apparatus for controlling content use based on license information |
KR100811470B1 (ko) | 2005-12-08 | 2008-03-07 | 한국전자통신연구원 | 다수의 동영상으로부터 새로운 동영상 생성 시 인덱스를이용한 drm 시스템 및 방법 |
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KR20150126718A (ko) * | 2013-06-05 | 2015-11-12 | 가부시키가이샤 히타치 시스테무즈 | 포털 사이트의 비용 분배·회수 시스템 |
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Also Published As
Publication number | Publication date |
---|---|
ATE340379T1 (de) | 2006-10-15 |
KR100374524B1 (ko) | 2003-03-03 |
EP1077398B1 (en) | 2006-09-20 |
US6611812B2 (en) | 2003-08-26 |
IL137880A0 (en) | 2001-10-31 |
EP1077398A1 (en) | 2001-02-21 |
DE60030814D1 (de) | 2006-11-02 |
US20030105718A1 (en) | 2003-06-05 |
DE60030814T2 (de) | 2007-09-13 |
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