JP2005245010A5 - - Google Patents

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Publication number
JP2005245010A5
JP2005245010A5 JP2005082792A JP2005082792A JP2005245010A5 JP 2005245010 A5 JP2005245010 A5 JP 2005245010A5 JP 2005082792 A JP2005082792 A JP 2005082792A JP 2005082792 A JP2005082792 A JP 2005082792A JP 2005245010 A5 JP2005245010 A5 JP 2005245010A5
Authority
JP
Japan
Prior art keywords
data
authentication token
top terminal
terminal device
source authentication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2005082792A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005245010A (ja
Filing date
Publication date
Application filed filed Critical
Publication of JP2005245010A publication Critical patent/JP2005245010A/ja
Publication of JP2005245010A5 publication Critical patent/JP2005245010A5/ja
Pending legal-status Critical Current

Links

JP2005082792A 1997-08-01 2005-03-22 条件付きアクセスシステムにおけるダウンロード情報のソース認証 Pending JP2005245010A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5457597P 1997-08-01 1997-08-01
US12715298A 1998-07-31 1998-07-31

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2000505743A Division JP2003521718A (ja) 1997-08-01 1998-07-31 条件付きアクセスシステムにおけるダウンロード情報のソース認証

Publications (2)

Publication Number Publication Date
JP2005245010A JP2005245010A (ja) 2005-09-08
JP2005245010A5 true JP2005245010A5 (enExample) 2005-10-27

Family

ID=26733214

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2000505743A Withdrawn JP2003521718A (ja) 1997-08-01 1998-07-31 条件付きアクセスシステムにおけるダウンロード情報のソース認証
JP2005082792A Pending JP2005245010A (ja) 1997-08-01 2005-03-22 条件付きアクセスシステムにおけるダウンロード情報のソース認証

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2000505743A Withdrawn JP2003521718A (ja) 1997-08-01 1998-07-31 条件付きアクセスシステムにおけるダウンロード情報のソース認証

Country Status (6)

Country Link
EP (1) EP1013091B1 (enExample)
JP (2) JP2003521718A (enExample)
AU (1) AU8764298A (enExample)
BR (1) BR9815606A (enExample)
DE (1) DE69808113T2 (enExample)
WO (1) WO1999007149A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1189439A3 (en) * 1997-08-01 2009-04-22 Scientific-Atlanta, Inc. Source authentication of download information in a conditional access system
US6256393B1 (en) * 1998-06-23 2001-07-03 General Instrument Corporation Authorization and access control of software object residing in set-top terminals
JP2000286836A (ja) * 1999-03-30 2000-10-13 Fujitsu Ltd 認証装置および記録媒体
WO2001011883A1 (en) * 1999-08-10 2001-02-15 Intel Corporation System and method for securely distributing content to groups of receivers
US20010010720A1 (en) * 1999-11-12 2001-08-02 Kimball Bridget D. Multiple signature authentication in conditional access systems
EP1109405A1 (en) * 1999-12-16 2001-06-20 CANAL+ Société Anonyme Communication with receiver/decoder
JP2001177814A (ja) 1999-12-21 2001-06-29 Mitsubishi Electric Corp 限定受信システム
FR2812781A1 (fr) * 2000-08-04 2002-02-08 Thomson Multimedia Sa Methode de distribution securisee de donnees numeriques representatives d'un contenu multimedia
KR100945650B1 (ko) 2007-12-05 2010-03-04 한국전자통신연구원 보안모듈 프로그램을 보호하기 위한 디지털 케이블 시스템및 그 방법
KR100936885B1 (ko) 2007-12-10 2010-01-14 한국전자통신연구원 다운로드 가능한 제한수신시스템에서의 상호 인증 방법 및그 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343527A (en) * 1993-10-27 1994-08-30 International Business Machines Corporation Hybrid encryption method and system for protecting reusable software components
US5590202A (en) * 1995-01-18 1996-12-31 Zenith Electronics Corporation Countdown system for conditional access module
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
WO1997024832A1 (en) * 1995-12-29 1997-07-10 Scientific-Atlanta, Inc. Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers

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