AR041791A1 - Metodo y dispositivo para proteger informacion del usuario contra la manipulacion, el metodo y el dispositivo para leer la informacion y el correspondiente portador de grabacion - Google Patents
Metodo y dispositivo para proteger informacion del usuario contra la manipulacion, el metodo y el dispositivo para leer la informacion y el correspondiente portador de grabacionInfo
- Publication number
- AR041791A1 AR041791A1 ARP030102173A ARP030102173A AR041791A1 AR 041791 A1 AR041791 A1 AR 041791A1 AR P030102173 A ARP030102173 A AR P030102173A AR P030102173 A ARP030102173 A AR P030102173A AR 041791 A1 AR041791 A1 AR 041791A1
- Authority
- AR
- Argentina
- Prior art keywords
- user
- information
- channel
- read
- user information
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—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
- G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00253—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
- G11B20/00369—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier wherein a first key, which is usually stored on a hidden channel, e.g. in the lead-in of a BD-R, unlocks a key locker containing a second
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
La presente se relaciona con un método para proteger información del usuario contra la manipulación. Para provee un alto nivel de protección contra cualquier tipo de manipulación sin aumentar en forma significativa el remanente se propone un método que comprende los siguientes pasos: -almacenar dicha información del usuario en paquetes de canal del usuario de una canal de usuario, - asignar información de estado a dichos paquetes de canal del usuario, dicha información de estado siendo usada para indicar si un paquete de canal del usuario ha sido manipulado y/o se encuentra inestable o no, y - almacenar dicha información de estado asignada a dichos paquetes de canal del usuario en un canal adicional oculto insertado en dicho canal del usuario, dicha información de estado asignada a un paquete de canal del usuario estando almacenado en el paquete de canal oculto asociado. También se relaciona con un método correspondiente para leer información del usuario.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02077453 | 2002-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR041791A1 true AR041791A1 (es) | 2005-06-01 |
Family
ID=29797212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP030102173A AR041791A1 (es) | 2002-06-20 | 2003-06-19 | Metodo y dispositivo para proteger informacion del usuario contra la manipulacion, el metodo y el dispositivo para leer la informacion y el correspondiente portador de grabacion |
Country Status (12)
Country | Link |
---|---|
US (1) | US7624285B2 (es) |
EP (1) | EP1518237A2 (es) |
JP (1) | JP2005530263A (es) |
CN (1) | CN100416687C (es) |
AR (1) | AR041791A1 (es) |
AU (1) | AU2003233133A1 (es) |
CZ (1) | CZ20041220A3 (es) |
MX (1) | MXPA04012735A (es) |
PL (1) | PL372448A1 (es) |
RU (1) | RU2005101210A (es) |
TW (1) | TW200413922A (es) |
WO (1) | WO2004001746A2 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7624285B2 (en) * | 2002-06-20 | 2009-11-24 | Koninklijke Philips Electronics N.V. | Method and device for protecting user information against manipulations |
KR20050096040A (ko) * | 2004-03-29 | 2005-10-05 | 삼성전자주식회사 | 휴대형 저장장치와 디바이스간에 디지털 저작권 관리를이용한 콘텐츠 재생방법 및 장치와, 이를 위한 휴대형저장장치 |
CN114553589B (zh) * | 2022-03-14 | 2024-02-06 | 杭州电子科技大学 | 一种基于多级加密的云端文件安全传输方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100573627B1 (ko) * | 1997-01-27 | 2006-11-10 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 기록된신호의복사방지용시스템 |
TW408290B (en) * | 1997-12-29 | 2000-10-11 | Samsung Electronics Co Ltd | Method and apparatus for protecting copyright of digital recording medium and copyright protected digital recording medium |
WO2000007183A1 (fr) * | 1998-07-29 | 2000-02-10 | Matsushita Electric Industrial Co., Ltd. | Appareil de reproduction et support enregistre |
CN1477630A (zh) * | 1998-09-21 | 2004-02-25 | 日本胜利株式会社 | 信息记录方法与装置、重放装置、及信息保护方法 |
WO2000055861A1 (en) * | 1999-03-15 | 2000-09-21 | Koninklijke Philips Electronics N.V. | A method and system for providing copy-protection on a storage medium and storage medium for use in such a system |
TWI239447B (en) * | 2000-06-02 | 2005-09-11 | Koninkl Philips Electronics Nv | Recordable storage medium with protected data area |
EP1312089A1 (en) | 2000-08-14 | 2003-05-21 | Koninklijke Philips Electronics N.V. | Method of device for adding or extracting a secondary information signal to/from a rll code sequence |
EP1312087B1 (en) * | 2000-08-16 | 2007-10-03 | Uqe, Llc | Method and device for controlling distribution and use of digital works |
JP2002150675A (ja) * | 2000-11-06 | 2002-05-24 | Sony Corp | 記録装置及び方法、再生装置及び方法、並びに記憶媒体 |
US7624285B2 (en) * | 2002-06-20 | 2009-11-24 | Koninklijke Philips Electronics N.V. | Method and device for protecting user information against manipulations |
-
2003
- 2003-06-11 US US10/517,973 patent/US7624285B2/en not_active Expired - Fee Related
- 2003-06-11 AU AU2003233133A patent/AU2003233133A1/en not_active Abandoned
- 2003-06-11 RU RU2005101210/28A patent/RU2005101210A/ru not_active Application Discontinuation
- 2003-06-11 CZ CZ20041220A patent/CZ20041220A3/cs unknown
- 2003-06-11 CN CNB038142252A patent/CN100416687C/zh not_active Expired - Fee Related
- 2003-06-11 MX MXPA04012735A patent/MXPA04012735A/es unknown
- 2003-06-11 PL PL03372448A patent/PL372448A1/xx not_active Application Discontinuation
- 2003-06-11 EP EP03727886A patent/EP1518237A2/en not_active Withdrawn
- 2003-06-11 WO PCT/IB2003/002391 patent/WO2004001746A2/en not_active Application Discontinuation
- 2003-06-11 JP JP2004515118A patent/JP2005530263A/ja active Pending
- 2003-06-17 TW TW092116387A patent/TW200413922A/zh unknown
- 2003-06-19 AR ARP030102173A patent/AR041791A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
US20050235142A1 (en) | 2005-10-20 |
CN1662981A (zh) | 2005-08-31 |
WO2004001746A2 (en) | 2003-12-31 |
RU2005101210A (ru) | 2005-06-10 |
MXPA04012735A (es) | 2005-03-23 |
PL372448A1 (en) | 2005-07-25 |
CZ20041220A3 (cs) | 2005-03-16 |
WO2004001746A3 (en) | 2004-07-01 |
CN100416687C (zh) | 2008-09-03 |
US7624285B2 (en) | 2009-11-24 |
AU2003233133A1 (en) | 2004-01-06 |
TW200413922A (en) | 2004-08-01 |
JP2005530263A (ja) | 2005-10-06 |
EP1518237A2 (en) | 2005-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB | Suspension of granting procedure |