HK1092234A1 - Method and apparatus for incremental code signing - Google Patents

Method and apparatus for incremental code signing

Info

Publication number
HK1092234A1
HK1092234A1 HK06112544.0A HK06112544A HK1092234A1 HK 1092234 A1 HK1092234 A1 HK 1092234A1 HK 06112544 A HK06112544 A HK 06112544A HK 1092234 A1 HK1092234 A1 HK 1092234A1
Authority
HK
Hong Kong
Prior art keywords
code signing
incremental code
incremental
signing
code
Prior art date
Application number
HK06112544.0A
Other languages
English (en)
Inventor
Perry Kiehtreiber
Michael Brouwer
Original Assignee
Apple Inc
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 Apple Inc filed Critical Apple Inc
Publication of HK1092234A1 publication Critical patent/HK1092234A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/52—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow
    • G06F21/54—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity ; Preventing unwanted data erasure; Buffer overflow by adding security routines or objects to programs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
HK06112544.0A 2003-09-18 2006-11-15 Method and apparatus for incremental code signing HK1092234A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/666,847 US7103779B2 (en) 2003-09-18 2003-09-18 Method and apparatus for incremental code signing
PCT/US2004/029470 WO2005029223A2 (en) 2003-09-18 2004-09-10 Method and apparatus for incremental code signing

Publications (1)

Publication Number Publication Date
HK1092234A1 true HK1092234A1 (en) 2007-02-02

Family

ID=34313207

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06112544.0A HK1092234A1 (en) 2003-09-18 2006-11-15 Method and apparatus for incremental code signing

Country Status (8)

Country Link
US (3) US7103779B2 (xx)
EP (3) EP1695169B1 (xx)
JP (2) JP4373442B2 (xx)
CN (2) CN1842757B (xx)
AU (2) AU2004275264B2 (xx)
CA (3) CA2632076C (xx)
HK (1) HK1092234A1 (xx)
WO (1) WO2005029223A2 (xx)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080313282A1 (en) 2002-09-10 2008-12-18 Warila Bruce W User interface, operating system and architecture
US7548986B1 (en) * 2003-03-17 2009-06-16 Hewlett-Packard Development Company, L.P. Electronic device network providing streaming updates
US7103779B2 (en) 2003-09-18 2006-09-05 Apple Computer, Inc. Method and apparatus for incremental code signing
EP1538509A1 (fr) * 2003-12-04 2005-06-08 Axalto S.A. Procédé de sécurisation de l'éxécution d'un programme contre des attaques par rayonnement
US7831838B2 (en) * 2004-03-05 2010-11-09 Microsoft Corporation Portion-level in-memory module authentication
US7904895B1 (en) 2004-04-21 2011-03-08 Hewlett-Packard Develpment Company, L.P. Firmware update in electronic devices employing update agent in a flash memory card
US7644287B2 (en) * 2004-07-29 2010-01-05 Microsoft Corporation Portion-level in-memory module authentication
US8526940B1 (en) 2004-08-17 2013-09-03 Palm, Inc. Centralized rules repository for smart phone customer care
US7577848B2 (en) * 2005-01-18 2009-08-18 Microsoft Corporation Systems and methods for validating executable file integrity using partial image hashes
KR20080013940A (ko) * 2005-06-01 2008-02-13 마츠시타 덴끼 산교 가부시키가이샤 전자기기, 갱신 서버장치, 키 갱신장치
US7953980B2 (en) * 2005-06-30 2011-05-31 Intel Corporation Signed manifest for run-time verification of software program identity and integrity
US7669242B2 (en) * 2005-06-30 2010-02-23 Intel Corporation Agent presence monitor configured to execute in a secure environment
US8839450B2 (en) * 2007-08-02 2014-09-16 Intel Corporation Secure vault service for software components within an execution environment
JP4792876B2 (ja) * 2005-08-30 2011-10-12 株式会社日立製作所 情報処理装置及び情報処理方法
JP4527640B2 (ja) * 2005-09-15 2010-08-18 株式会社ソニー・コンピュータエンタテインメント データ読出装置
JP4947978B2 (ja) * 2006-01-05 2012-06-06 株式会社アルファシステムズ 認証システム及び認証方法
US7574479B2 (en) * 2006-01-24 2009-08-11 Novell, Inc. Techniques for attesting to content
KR100746033B1 (ko) * 2006-02-17 2007-08-06 삼성전자주식회사 무결성 측정 장치 및 방법
US8364965B2 (en) * 2006-03-15 2013-01-29 Apple Inc. Optimized integrity verification procedures
JP4767057B2 (ja) * 2006-03-27 2011-09-07 富士通株式会社 ハッシュ値生成プログラム、ストレージ管理プログラム、判定プログラム及びデータ変更検証装置
CN100428261C (zh) * 2006-05-22 2008-10-22 北京易恒信科技认证有限公司 基于cpk的可信认证系统
EP2025095A2 (en) 2006-06-08 2009-02-18 Hewlett-Packard Development Company, L.P. Device management in a network
JP5002205B2 (ja) * 2006-07-10 2012-08-15 任天堂株式会社 データ認証方法およびデータ認証システム
US8752044B2 (en) 2006-07-27 2014-06-10 Qualcomm Incorporated User experience and dependency management in a mobile device
US7802050B2 (en) * 2006-09-29 2010-09-21 Intel Corporation Monitoring a target agent execution pattern on a VT-enabled system
US7882318B2 (en) * 2006-09-29 2011-02-01 Intel Corporation Tamper protection of software agents operating in a vitual technology environment methods and apparatuses
JP4288292B2 (ja) * 2006-10-31 2009-07-01 株式会社エヌ・ティ・ティ・ドコモ オペレーティングシステム監視設定情報生成装置及びオペレーティングシステム監視装置
EP2053533A4 (en) * 2006-11-09 2011-03-23 Panasonic Corp FAKE DETECTION SYSTEM, FAKE DETECTION METHOD, FAKE IDENTIFICATION PROGRAM, RECORDING MEDIUM, INTEGRATED CIRCUIT, DEVICE FOR GENERATING AUTHENTICATION INFORMATION AND FAKE DETECTION DEVICE
US8375458B2 (en) 2007-01-05 2013-02-12 Apple Inc. System and method for authenticating code executing on computer system
US8209540B2 (en) * 2007-06-28 2012-06-26 Apple Inc. Incremental secure backup and restore of user settings and data
GB0719250D0 (en) * 2007-10-02 2007-11-14 Iti Scotland Ltd Anti-hack method
IL187039A0 (en) * 2007-10-30 2008-02-09 Sandisk Il Ltd Secure overlay manager protection
US8099718B2 (en) * 2007-11-13 2012-01-17 Intel Corporation Method and system for whitelisting software components
ATE527614T1 (de) * 2008-01-20 2011-10-15 Nds Ltd Sichere datenbenutzung
US9143329B2 (en) * 2008-01-30 2015-09-22 Adobe Systems Incorporated Content integrity and incremental security
KR101426270B1 (ko) * 2008-02-13 2014-08-05 삼성전자주식회사 소프트웨어의 전자 서명 생성 방법, 검증 방법, 그 장치,및 그 방법을 실행하기 위한 프로그램을 기록한 컴퓨터로읽을 수 있는 기록매체
KR101252921B1 (ko) * 2008-03-04 2013-04-09 애플 인크. 사업자에게 부여된 자격들에 기초하여 장치 내의 소프트웨어 코드의 실행을 인가하는 시스템 및 방법
US20090228868A1 (en) * 2008-03-04 2009-09-10 Max Drukman Batch configuration of multiple target devices
AU2009222007A1 (en) * 2008-03-04 2009-09-11 Apple Inc. System and method of authorizing execution of software code based on accessible entitlements
WO2009111405A1 (en) * 2008-03-04 2009-09-11 Apple Inc. System and method of authorizing execution of software code based on a trusted cache
WO2009111408A1 (en) * 2008-03-04 2009-09-11 Apple Inc. System and method of authorizing execution of software code based on at least one installed profile
US9081962B2 (en) 2008-04-30 2015-07-14 Graeme Harkness Anti-tamper techniques
JP2010146110A (ja) * 2008-12-16 2010-07-01 Ricoh Co Ltd 情報処理装置、プログラム実行方法及びプログラム
US9086913B2 (en) * 2008-12-31 2015-07-21 Intel Corporation Processor extensions for execution of secure embedded containers
US8364601B2 (en) * 2008-12-31 2013-01-29 Intel Corporation Methods and systems to directly render an image and correlate corresponding user input in a secure memory domain
KR101685633B1 (ko) * 2009-01-05 2016-12-12 삼성전자주식회사 메모리 시스템
US9805196B2 (en) 2009-02-27 2017-10-31 Microsoft Technology Licensing, Llc Trusted entity based anti-cheating mechanism
US9058491B1 (en) 2009-03-26 2015-06-16 Micron Technology, Inc. Enabling a secure boot from non-volatile memory
US9336410B2 (en) * 2009-12-15 2016-05-10 Micron Technology, Inc. Nonvolatile memory internal signature generation
US8510569B2 (en) * 2009-12-16 2013-08-13 Intel Corporation Providing integrity verification and attestation in a hidden execution environment
US9202015B2 (en) 2009-12-31 2015-12-01 Intel Corporation Entering a secured computing environment using multiple authenticated code modules
US8453237B2 (en) * 2010-06-03 2013-05-28 International Business Machines Corporation Verification of a segmented program on a parallel processing computing system
JP5616528B2 (ja) * 2010-07-22 2014-10-29 ナグラビジョン エス アー ソフトウェアの完全性を保証するためのプロセッサにより実施される方法
DE102010033229A1 (de) * 2010-08-03 2012-02-09 Siemens Aktiengesellschaft Verfahren und System zur manipulationssicheren Übertragung von Steuerdaten
GB2485241A (en) 2010-11-05 2012-05-09 Bluecava Inc Incremental browser-based fingerprinting of a computing device
US9111099B2 (en) * 2011-05-31 2015-08-18 Red Hat, Inc. Centralized kernel module loading
JP4894970B2 (ja) * 2011-06-10 2012-03-14 株式会社日立製作所 情報処理装置
US20120328148A1 (en) * 2011-06-27 2012-12-27 Grey William Doherty Method and system for secure image management
CN102314578B (zh) * 2011-09-26 2015-10-28 浪潮(北京)电子信息产业有限公司 一种实现软件保护的系统及方法
CN104054084B (zh) 2011-10-17 2017-07-28 英特托拉斯技术公司 用于保护和管理基因组及其它信息的系统和方法
US20130138969A1 (en) * 2011-11-28 2013-05-30 Mocana Corporation Preventing glitching of a firmware image using one or more layers of randomness
JP5315422B2 (ja) * 2012-01-10 2013-10-16 任天堂株式会社 データ認証方法およびデータ認証システム
JP2015084006A (ja) * 2012-02-13 2015-04-30 三菱電機株式会社 動的リンクライブラリ保護方法、動的リンクライブラリ認証方法、動的リンクライブラリ保護装置、動的リンクライブラリ認証装置、プログラム管理システム、プログラムおよび動的リンクライブラリ保護方法、プログラムおよび動的リンクライブラリ認証方法
WO2013161371A1 (ja) * 2012-04-27 2013-10-31 日本電気株式会社 プログラム提供装置、システム、プログラム提供方法およびプログラム
US8972715B2 (en) * 2012-07-13 2015-03-03 Securerf Corporation Cryptographic hash function
CA2789936C (en) 2012-09-14 2020-02-18 Ibm Canada Limited - Ibm Canada Limitee Identification of sequential browsing operations
JP5574550B2 (ja) * 2012-11-22 2014-08-20 京セラドキュメントソリューションズ株式会社 情報秘匿化方法および情報秘匿化装置
US9424200B2 (en) 2013-03-15 2016-08-23 Freescale Semiconductor, Inc. Continuous run-time integrity checking for virtual memory
KR101434860B1 (ko) * 2013-08-16 2014-09-02 (주)잉카엔트웍스 해시를 이용한 동적코드의 무결성 검증 방법
JP6244759B2 (ja) * 2013-09-10 2017-12-13 株式会社ソシオネクスト セキュアブート方法、半導体装置、及び、セキュアブートプログラム
EP2913772A1 (de) * 2014-02-28 2015-09-02 Wibu-Systems AG Verfahren und Computersystem zum Schutz eines Computerprogramms gegen Beeinflussung
CN105632330B (zh) * 2014-10-27 2019-03-19 上海锐帆信息科技有限公司 一种可视化数字封条装置
CN104506503B (zh) * 2014-12-08 2019-11-05 北京北邮国安技术股份有限公司 一种基于广电单向传输网络的安全认证系统
EP3299986A4 (en) 2015-05-20 2018-05-16 Fujitsu Limited Program verification method, verification program, and information processing device
BR112018010120B1 (pt) * 2015-11-19 2023-12-05 Nagravision S.A Método e sistema para verificar a integridade de execução de uma aplicação em um dispositivo alvo
CN106953730B (zh) * 2016-01-07 2021-01-05 格尔软件股份有限公司 物理隔离网络环境下实现含时间戳的Windows代码签名的安全方法
US10637877B1 (en) * 2016-03-08 2020-04-28 Wells Fargo Bank, N.A. Network computer security system
CN106372505B (zh) * 2016-08-23 2018-12-28 北京航空航天大学 一种针对嵌入式系统代码攻击的快速恢复方法
KR102538096B1 (ko) * 2016-09-13 2023-05-31 삼성전자주식회사 어플리케이션을 검증하는 디바이스 및 방법
CN108257197A (zh) * 2016-12-28 2018-07-06 航天信息股份有限公司 一种用于在电子文档分页处设置骑缝章的方法及系统
WO2019151013A1 (ja) * 2018-02-02 2019-08-08 日本電気株式会社 情報処理装置、情報処理方法及び記録媒体
EP3667505B1 (en) * 2018-12-14 2021-11-10 Nxp B.V. Memory system with an incremental hashing operation and method
JP7270511B2 (ja) * 2019-09-10 2023-05-10 ボッシュ株式会社 制御装置及び方法
US20210382706A1 (en) * 2020-06-03 2021-12-09 Vmware, Inc. Automated configuration of attestation nodes using a software depot
US20220300452A1 (en) * 2021-03-18 2022-09-22 Sony Group Corporation Fixity data processing
CN113239330A (zh) * 2021-06-10 2021-08-10 杭州安恒信息技术股份有限公司 一种基于散列算法的反调试方法及相关装置

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4868877A (en) 1988-02-12 1989-09-19 Fischer Addison M Public key/signature cryptosystem with enhanced digital signature certification
US5454000A (en) * 1992-07-13 1995-09-26 International Business Machines Corporation Method and system for authenticating files
FR2731163B1 (fr) 1995-03-03 1997-06-20 Air Liquide Procede et installation de separation d'un melange gazeux par permeation
US5625693A (en) * 1995-07-07 1997-04-29 Thomson Consumer Electronics, Inc. Apparatus and method for authenticating transmitting applications in an interactive TV system
US6202203B1 (en) * 1995-12-06 2001-03-13 International Business Machines Corporation Method of, system for, and computer program product for providing global value numbering
US5673316A (en) 1996-03-29 1997-09-30 International Business Machines Corporation Creation and distribution of cryptographic envelope
US5757919A (en) 1996-12-12 1998-05-26 Intel Corporation Cryptographically protected paging subsystem
JP4187285B2 (ja) 1997-04-10 2008-11-26 富士通株式会社 認証子付与方法および認証子付与装置
US6092147A (en) * 1997-04-15 2000-07-18 Sun Microsystems, Inc. Virtual machine with securely distributed bytecode verification
US6560706B1 (en) * 1998-01-26 2003-05-06 Intel Corporation Interface for ensuring system boot image integrity and authenticity
US6263348B1 (en) * 1998-07-01 2001-07-17 Serena Software International, Inc. Method and apparatus for identifying the existence of differences between two files
US7194092B1 (en) * 1998-10-26 2007-03-20 Microsoft Corporation Key-based secure storage
AU2998100A (en) * 1999-02-18 2000-09-04 Sun Microsystems, Inc. Data authentication system employing encrypted integrity blocks
EP1081871A4 (en) 1999-02-24 2004-06-23 Mitsubishi Electric Corp RADIOCOMMUNICATION TERMINAL
JP4049498B2 (ja) 1999-11-18 2008-02-20 株式会社リコー 原本性保証電子保存方法、装置及びコンピュータ読み取り可能な記録媒体
US6618769B1 (en) * 1999-05-27 2003-09-09 Sun Microsystems, Inc. Module-by-module verification
US6785815B1 (en) * 1999-06-08 2004-08-31 Intertrust Technologies Corp. Methods and systems for encoding and protecting data using digital signature and watermarking techniques
JP2001034470A (ja) * 1999-07-22 2001-02-09 Fujitsu Ltd 管理自動化機構を有するサーバ
WO2001010076A2 (en) * 1999-07-29 2001-02-08 Intertrust Technologies Corp. Systems and methods for protecting secure and insecure computing environments using cryptography
US7430670B1 (en) * 1999-07-29 2008-09-30 Intertrust Technologies Corp. Software self-defense systems and methods
US6658556B1 (en) * 1999-07-30 2003-12-02 International Business Machines Corporation Hashing a target address for a memory access instruction in order to determine prior to execution which particular load/store unit processes the instruction
US6324637B1 (en) 1999-08-13 2001-11-27 Sun Microsystems, Inc. Apparatus and method for loading objects from a primary memory hash index
US7406603B1 (en) * 1999-08-31 2008-07-29 Intertrust Technologies Corp. Data protection systems and methods
US20010034839A1 (en) * 1999-12-24 2001-10-25 Guenter Karjoth Method and apparatus for secure transmission of data and applications
GB0003920D0 (en) * 2000-02-21 2000-04-05 Ncipher Corp Limited Computer system
US6986046B1 (en) * 2000-05-12 2006-01-10 Groove Networks, Incorporated Method and apparatus for managing secure collaborative transactions
US6954747B1 (en) * 2000-11-14 2005-10-11 Microsoft Corporation Methods for comparing versions of a program
CA2414281C (en) 2000-11-17 2009-06-02 Bitfone Corporation System and method for updating and distributing information
US7478243B2 (en) * 2001-03-21 2009-01-13 Microsoft Corporation On-disk file format for serverless distributed file system with signed manifest of file modifications
JP2002353960A (ja) 2001-05-30 2002-12-06 Fujitsu Ltd コード実行装置およびコード配布方法
US7729495B2 (en) * 2001-08-27 2010-06-01 Dphi Acquisitions, Inc. System and method for detecting unauthorized copying of encrypted data
US7310821B2 (en) * 2001-08-27 2007-12-18 Dphi Acquisitions, Inc. Host certification method and system
US20040030909A1 (en) * 2001-09-14 2004-02-12 Yoichiro Sako Recording medium reproduction method and reproduction apparatus, and recording medium recording method and recording apparatus
US20030084298A1 (en) * 2001-10-25 2003-05-01 Messerges Thomas S. Method for efficient hashing of digital content
US20030126453A1 (en) * 2001-12-31 2003-07-03 Glew Andrew F. Processor supporting execution of an authenticated code instruction
US7240205B2 (en) * 2002-01-07 2007-07-03 Xerox Corporation Systems and methods for verifying documents
JP2003202929A (ja) 2002-01-08 2003-07-18 Ntt Docomo Inc 配信方法および配信システム
US7529929B2 (en) * 2002-05-30 2009-05-05 Nokia Corporation System and method for dynamically enforcing digital rights management rules
DE10239062A1 (de) * 2002-08-26 2004-04-01 Siemens Ag Verfahren zum Übertragen von verschlüsselten Nutzdatenobjekten
US20040064457A1 (en) * 2002-09-27 2004-04-01 Zimmer Vincent J. Mechanism for providing both a secure and attested boot
FR2845493A1 (fr) * 2002-10-04 2004-04-09 Canal Plus Technologies Logiciel embarque et procede d'authentification de celui-ci
US7165076B2 (en) * 2002-11-15 2007-01-16 Check Point Software Technologies, Inc. Security system with methodology for computing unique security signature for executable file employed across different machines
US7491122B2 (en) 2003-07-09 2009-02-17 Wms Gaming Inc. Gaming machine having targeted run-time software authentication
GB2404488B (en) 2003-07-31 2006-05-31 Sony Uk Ltd Access control for digital content
GB2404489A (en) 2003-07-31 2005-02-02 Sony Uk Ltd Access control for digital storage medium content
US7103779B2 (en) 2003-09-18 2006-09-05 Apple Computer, Inc. Method and apparatus for incremental code signing
US20050071274A1 (en) * 2003-09-27 2005-03-31 Utstarcom, Inc. Method and Apparatus in a Digital Rights Client and a Digital Rights Source and associated Digital Rights Key
US7921300B2 (en) * 2003-10-10 2011-04-05 Via Technologies, Inc. Apparatus and method for secure hash algorithm
US20060259781A1 (en) 2005-04-29 2006-11-16 Sony Corporation/Sony Electronics Inc. Method and apparatus for detecting the falsification of metadata
US8364965B2 (en) 2006-03-15 2013-01-29 Apple Inc. Optimized integrity verification procedures

Also Published As

Publication number Publication date
JP2007506187A (ja) 2007-03-15
US8880897B2 (en) 2014-11-04
CA2632076C (en) 2015-09-08
EP1695169A4 (en) 2011-03-02
US20130111216A1 (en) 2013-05-02
AU2009233685A1 (en) 2009-11-26
JP4664398B2 (ja) 2011-04-06
EP1695169B1 (en) 2014-11-19
JP2008293033A (ja) 2008-12-04
EP2634960A3 (en) 2013-10-16
JP4373442B2 (ja) 2009-11-25
EP2634960B1 (en) 2016-01-13
CA2531363A1 (en) 2005-03-31
US8341422B2 (en) 2012-12-25
US7103779B2 (en) 2006-09-05
EP2634959A2 (en) 2013-09-04
CN101777103A (zh) 2010-07-14
CN101777103B (zh) 2017-03-01
AU2009233685B2 (en) 2011-08-25
EP2634960A2 (en) 2013-09-04
CA2894105A1 (en) 2005-03-31
CN1842757A (zh) 2006-10-04
EP2634959B1 (en) 2015-07-15
CA2894105C (en) 2019-02-26
EP1695169A2 (en) 2006-08-30
AU2004275264B2 (en) 2009-11-19
US20050066169A1 (en) 2005-03-24
CA2531363C (en) 2009-03-10
WO2005029223A2 (en) 2005-03-31
WO2005029223A3 (en) 2006-02-23
CN1842757B (zh) 2013-09-18
CA2632076A1 (en) 2005-03-31
EP2634959A3 (en) 2013-10-09
US20060288223A1 (en) 2006-12-21
AU2004275264A1 (en) 2005-03-31

Similar Documents

Publication Publication Date Title
HK1092234A1 (en) Method and apparatus for incremental code signing
GB0419003D0 (en) Method and apparatus for inserting code
ZA200504039B (en) Billhandling apparatus and method for transmitting code information
GB2398312B (en) Apparatus and method
HK1068698A1 (en) Method and apparatus for partitioning code in program code conversion
HK1077429A1 (en) Method and apparatus for reducing transmission-link errors
IL162696A0 (en) Apparatus and method for endoscopiccolectomy
EP1829223A4 (en) APPARATUS AND METHOD FOR CHANNEL CODE DECODING
EP1604794A4 (en) CARRIER CUTTING SYSTEM, CARRIER MANUFACTURING DEVICE, CARRIAGE CARRIER PROCEDURE AND CARRIER CUTTING PROCESS
GB2397762B (en) Apparatus and method for hair-thickening
PT3468045T (pt) Método e aparelho para codificação aritmética
EP1599043A4 (en) CODING METHOD AND DEVICE THEREFOR
GB0215035D0 (en) Code generation method
EP1695218A4 (en) GENERATING APPARATUS FOR TOTAL CONTROL AND CORRESPONDING METHOD
GB2407857B (en) Apparatus and method
EP1617411A4 (en) CODE IMPLEMENTING METHOD AND DEVICE
GB0327981D0 (en) De-blistering apparatus and method
HK1077389A1 (en) Code conversion method and device for code conversion
GB0305023D0 (en) Apparatus and method
GB0315475D0 (en) Apparatus and method
GB2402865B (en) De-Infestation method and apparatus
GB2408893B (en) Method and apparatus for survivor location
GB0311049D0 (en) Apparatus and method
GB2404238B (en) Apparatus and method
GB0319792D0 (en) Method and apparatus

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20220910