PL2082574T3 - Sposób wykrywania nieprawidłowego użycia procesora bezpieczeństwa - Google Patents

Sposób wykrywania nieprawidłowego użycia procesora bezpieczeństwa

Info

Publication number
PL2082574T3
PL2082574T3 PL07821833T PL07821833T PL2082574T3 PL 2082574 T3 PL2082574 T3 PL 2082574T3 PL 07821833 T PL07821833 T PL 07821833T PL 07821833 T PL07821833 T PL 07821833T PL 2082574 T3 PL2082574 T3 PL 2082574T3
Authority
PL
Poland
Prior art keywords
detecting
safety processor
abnormal use
abnormal
safety
Prior art date
Application number
PL07821833T
Other languages
English (en)
Inventor
Quentin Chieze
Alain Cuaboz
Alexandre Giard
Olivier Granet
Louis Neau
Matthieu Roger
Bruno Tronel
Original Assignee
Viaccess
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Viaccess filed Critical Viaccess
Publication of PL2082574T3 publication Critical patent/PL2082574T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Storage Device Security (AREA)
PL07821833T 2006-10-27 2007-10-25 Sposób wykrywania nieprawidłowego użycia procesora bezpieczeństwa PL2082574T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0654599A FR2907930B1 (fr) 2006-10-27 2006-10-27 Procede de detection d'une utilisation anormale d'un processeur de securite.
PCT/EP2007/061470 WO2008049882A1 (fr) 2006-10-27 2007-10-25 Procédé de détection d'une utilisation anormale d'un processeur de sécurité
EP07821833.6A EP2082574B1 (fr) 2006-10-27 2007-10-25 Procédé de détection d'une utilisation anormale d'un processeur de sécurité

Publications (1)

Publication Number Publication Date
PL2082574T3 true PL2082574T3 (pl) 2018-12-31

Family

ID=38123725

Family Applications (1)

Application Number Title Priority Date Filing Date
PL07821833T PL2082574T3 (pl) 2006-10-27 2007-10-25 Sposób wykrywania nieprawidłowego użycia procesora bezpieczeństwa

Country Status (9)

Country Link
US (1) US20100017605A1 (pl)
EP (1) EP2082574B1 (pl)
KR (1) KR101433300B1 (pl)
CN (1) CN101529904B (pl)
ES (1) ES2675749T3 (pl)
FR (1) FR2907930B1 (pl)
PL (1) PL2082574T3 (pl)
TW (1) TWI442772B (pl)
WO (1) WO2008049882A1 (pl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2947361B1 (fr) 2009-06-29 2011-08-26 Viaccess Sa Procede de detection d'une tentative d'attaque, support d'enregistrement et processeur de securite pour ce procede
EP2357783B1 (fr) * 2010-02-16 2013-06-05 STMicroelectronics (Rousset) SAS Procédé de détection d'un fonctionnement potentiellement suspect d'un dispositif électronique et dispositif électronique correspondant.
FR2963191B1 (fr) 2010-07-23 2012-12-07 Viaccess Sa Procede de detection d'une utilisation illicite d'un processeur de securite
FR2967002B1 (fr) 2010-10-27 2012-12-14 Viaccess Sa Procede de reception d'un contenu multimedia embrouille a l'aide de mots de controle
US9503785B2 (en) 2011-06-22 2016-11-22 Nagrastar, Llc Anti-splitter violation conditional key change
US9392319B2 (en) * 2013-03-15 2016-07-12 Nagrastar Llc Secure device profiling countermeasures
US9203850B1 (en) * 2014-02-12 2015-12-01 Symantec Corporation Systems and methods for detecting private browsing mode
US10657022B2 (en) 2017-02-20 2020-05-19 Tsinghua University Input and output recording device and method, CPU and data read and write operation method thereof
US10642981B2 (en) * 2017-02-20 2020-05-05 Wuxi Research Institute Of Applied Technologies Tsinghua University Checking method, checking device and checking system for processor
US10572671B2 (en) 2017-02-20 2020-02-25 Tsinghua University Checking method, checking system and checking device for processor security
US10684896B2 (en) 2017-02-20 2020-06-16 Tsinghua University Method for processing asynchronous event by checking device and checking device

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69431846T2 (de) * 1993-09-20 2003-07-17 Transwitch Corp., Shelton System für asynchronen datentransfer und steuerung des quellenverkehrs
US5509075A (en) * 1994-04-21 1996-04-16 Grube; Gary W. Method of detecting unauthorized use of a communication unit in a secure communication system
JP2743872B2 (ja) * 1995-06-28 1998-04-22 日本電気株式会社 盗難保護機能付き無線装置
US7073069B1 (en) * 1999-05-07 2006-07-04 Infineon Technologies Ag Apparatus and method for a programmable security processor
US7257844B2 (en) * 2001-07-31 2007-08-14 Marvell International Ltd. System and method for enhanced piracy protection in a wireless personal communication device
GB2378539B (en) * 2001-09-05 2003-07-02 Data Encryption Systems Ltd Apparatus for and method of controlling propagation of decryption keys
US7743257B2 (en) * 2002-06-27 2010-06-22 Nxp B.V. Security processor with bus configuration
US8909926B2 (en) * 2002-10-21 2014-12-09 Rockwell Automation Technologies, Inc. System and methodology providing automation security analysis, validation, and learning in an industrial controller environment
KR100941104B1 (ko) * 2002-11-18 2010-02-10 에이알엠 리미티드 데이터 처리 장치, 데이터 처리 방법 및 컴퓨터 프로그램을 기억한 컴퓨터 판독가능한 기억매체
US7370210B2 (en) * 2002-11-18 2008-05-06 Arm Limited Apparatus and method for managing processor configuration data
GB2395583B (en) * 2002-11-18 2005-11-30 Advanced Risc Mach Ltd Diagnostic data capture control for multi-domain processors
US7322042B2 (en) * 2003-02-07 2008-01-22 Broadon Communications Corp. Secure and backward-compatible processor and secure software execution thereon
EP1447976B1 (en) * 2003-02-12 2019-06-19 Irdeto B.V. Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device
EP1575293A1 (en) * 2004-03-11 2005-09-14 Canal+ Technologies Dynamic smart card management
US7818574B2 (en) * 2004-09-10 2010-10-19 International Business Machines Corporation System and method for providing dynamically authorized access to functionality present on an integrated circuit chip
US7607170B2 (en) * 2004-12-22 2009-10-20 Radware Ltd. Stateful attack protection
US7663479B1 (en) * 2005-12-21 2010-02-16 At&T Corp. Security infrastructure

Also Published As

Publication number Publication date
FR2907930A1 (fr) 2008-05-02
WO2008049882A1 (fr) 2008-05-02
KR20090073169A (ko) 2009-07-02
KR101433300B1 (ko) 2014-08-22
CN101529904A (zh) 2009-09-09
ES2675749T3 (es) 2018-07-12
FR2907930B1 (fr) 2009-02-13
EP2082574A1 (fr) 2009-07-29
EP2082574B1 (fr) 2018-05-16
US20100017605A1 (en) 2010-01-21
CN101529904B (zh) 2012-07-18
TWI442772B (zh) 2014-06-21
TW200829019A (en) 2008-07-01

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