CN1457166A - 加密/解密系统和加密/解密方法 - Google Patents
加密/解密系统和加密/解密方法 Download PDFInfo
- Publication number
- CN1457166A CN1457166A CN03123608A CN03123608A CN1457166A CN 1457166 A CN1457166 A CN 1457166A CN 03123608 A CN03123608 A CN 03123608A CN 03123608 A CN03123608 A CN 03123608A CN 1457166 A CN1457166 A CN 1457166A
- Authority
- CN
- China
- Prior art keywords
- data
- header information
- work key
- encryption
- decryption
- 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.)
- Granted
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- 230000005540 biological transmission Effects 0.000 claims description 80
- 239000000284 extract Substances 0.000 claims description 74
- 238000012790 confirmation Methods 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 24
- 230000008569 process Effects 0.000 description 19
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- 210000000352 storage cell Anatomy 0.000 description 16
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- 210000004027 cell Anatomy 0.000 description 13
- 102100027473 Cartilage oligomeric matrix protein Human genes 0.000 description 12
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Images
Classifications
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- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0457—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply dynamic encryption, e.g. stream encryption
-
- 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
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/068—Network architectures or network communication protocols for network security for supporting key management in a packet data network using time-dependent keys, e.g. periodically changing keys
-
- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Technology Law (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Storage Device Security (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
Claims (34)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002134170A JP2003333024A (ja) | 2002-05-09 | 2002-05-09 | 暗号化/復号化システム及びその暗号解読防止/改竄防止方法 |
JP2002134170 | 2002-05-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1457166A true CN1457166A (zh) | 2003-11-19 |
CN1324831C CN1324831C (zh) | 2007-07-04 |
Family
ID=29244174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031236081A Expired - Fee Related CN1324831C (zh) | 2002-05-09 | 2003-05-09 | 加密/解密系统和加密/解密方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20030212886A1 (zh) |
EP (1) | EP1361692A3 (zh) |
JP (1) | JP2003333024A (zh) |
KR (1) | KR100579673B1 (zh) |
CN (1) | CN1324831C (zh) |
HK (1) | HK1059997A1 (zh) |
TW (1) | TWI246296B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103716157A (zh) * | 2013-12-13 | 2014-04-09 | 厦门市美亚柏科信息股份有限公司 | 分组多密钥加密方法及装置 |
CN102957541B (zh) * | 2012-11-21 | 2016-11-16 | 浪潮集团有限公司 | 一种基于saas的密码加密方法 |
CN107172436A (zh) * | 2017-06-09 | 2017-09-15 | 国政通科技股份有限公司 | 一种身份证信息传输保护的方法和系统 |
CN107317679A (zh) * | 2017-06-05 | 2017-11-03 | 国政通科技股份有限公司 | 一种身份证丢失后防诈骗的方法和系统 |
CN110505240A (zh) * | 2019-09-12 | 2019-11-26 | 山东浪潮人工智能研究院有限公司 | 一种基于服务器和客户端通信协议实现方法 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7318160B2 (en) * | 2002-02-01 | 2008-01-08 | Hewlett-Packard Development Company, L.P. | Cryptographic key setup in queued cryptographic systems |
KR100604828B1 (ko) * | 2004-01-09 | 2006-07-28 | 삼성전자주식회사 | 펌웨어 암호화 방법 및 해독 방법과 그 처리 장치 |
JP2007013689A (ja) * | 2005-06-30 | 2007-01-18 | Toshiba Corp | 情報処理装置および復号制御方法 |
US8832466B1 (en) | 2006-01-27 | 2014-09-09 | Trustwave Holdings, Inc. | Methods for augmentation and interpretation of data objects |
JP2007235324A (ja) * | 2006-02-28 | 2007-09-13 | Toshiba Corp | 復号または暗号化を行う情報処理装置および情報処理方法 |
US8275132B2 (en) * | 2006-05-15 | 2012-09-25 | Buchen Neil B | System and method for dynamically allocating stream identifiers in a multi-encryption transport system |
US8176319B2 (en) * | 2006-06-27 | 2012-05-08 | Emc Corporation | Identifying and enforcing strict file confidentiality in the presence of system and storage administrators in a NAS system |
US8185751B2 (en) * | 2006-06-27 | 2012-05-22 | Emc Corporation | Achieving strong cryptographic correlation between higher level semantic units and lower level components in a secure data storage system |
US8826023B1 (en) * | 2006-06-30 | 2014-09-02 | Symantec Operating Corporation | System and method for securing access to hash-based storage systems |
US20080104417A1 (en) * | 2006-10-25 | 2008-05-01 | Nachtigall Ernest H | System and method for file encryption and decryption |
SG144772A1 (en) * | 2007-01-26 | 2008-08-28 | Victor Company Of Japan | Encryption and decryption methods and apparatus |
US7936873B2 (en) | 2007-05-07 | 2011-05-03 | Apple Inc. | Secure distribution of content using decryption keys |
EP2146504A1 (en) * | 2008-07-18 | 2010-01-20 | Thomson Licensing, Inc. | Method and device for key generation |
TWI386832B (zh) * | 2008-11-21 | 2013-02-21 | Htc Corp | 可攜式通訊裝置及其控制方法 |
US8782803B2 (en) | 2010-04-14 | 2014-07-15 | Legitmix, Inc. | System and method of encrypting a derivative work using a cipher created from its source |
US8925102B2 (en) | 2010-10-14 | 2014-12-30 | Legitmix, Inc. | System and method of generating encryption/decryption keys and encrypting/decrypting a derivative work |
JP5818470B2 (ja) * | 2011-03-15 | 2015-11-18 | キヤノン株式会社 | 情報処理装置、情報処理装置の制御方法及びプログラム |
CN104717053B (zh) * | 2013-12-11 | 2018-08-07 | 晨星半导体股份有限公司 | 数据解密电路与方法 |
KR101513833B1 (ko) * | 2014-04-07 | 2015-04-22 | (주)스마일게이트엔터테인먼트 | 해킹 탐지 모듈 보안 방법 및 시스템 |
US11716201B2 (en) | 2018-05-21 | 2023-08-01 | Assa Abloy Ab | System and method for maintaining usage records in a shared computing environment |
US20230126908A1 (en) * | 2021-10-27 | 2023-04-27 | International Business Machines Corporation | Protection against executing injected malicious code |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4941176A (en) * | 1988-08-11 | 1990-07-10 | International Business Machines Corporation | Secure management of keys using control vectors |
US5268962A (en) * | 1992-07-21 | 1993-12-07 | Digital Equipment Corporation | Computer network with modified host-to-host encryption keys |
CA2146472C (en) * | 1994-04-22 | 2007-10-09 | Kevin Elliott Bridgewater | Packet video signal inverse transport processor with memory address circuitry |
JPH08335040A (ja) * | 1995-06-02 | 1996-12-17 | Fujitsu Ltd | 暗号化処理方式 |
FI102936B (fi) * | 1996-03-04 | 1999-03-15 | Nokia Telecommunications Oy | Pakettimuotoisen lähetyksen turvallisuuden parantaminen matkaviestinjä rjestelmässä |
JP3651721B2 (ja) * | 1996-11-01 | 2005-05-25 | 株式会社東芝 | 移動計算機装置、パケット処理装置及び通信制御方法 |
US6167136A (en) * | 1997-05-16 | 2000-12-26 | Software Security, Inc. | Method for preventing copying of digital video disks |
US6272631B1 (en) * | 1997-06-30 | 2001-08-07 | Microsoft Corporation | Protected storage of core data secrets |
JP3588536B2 (ja) * | 1997-07-11 | 2004-11-10 | 株式会社東芝 | 不正データコピー防止装置及び方法 |
US6373948B1 (en) * | 1997-08-15 | 2002-04-16 | Lucent Technologies Inc. | Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers |
DE69828401D1 (de) * | 1998-10-12 | 2005-02-03 | St Microelectronics Srl | Verschlüsselungs-Methode und -Station für Paketvermittlungsnetzwerke auf der Grundlage digitaler chaotischer Modelle |
US6665709B1 (en) * | 2000-03-27 | 2003-12-16 | Securit-E-Doc, Inc. | Method, apparatus, and system for secure data transport |
KR100601634B1 (ko) * | 2000-06-07 | 2006-07-14 | 삼성전자주식회사 | 고속 복제 방지 방법 |
US6959090B1 (en) * | 2000-11-20 | 2005-10-25 | Nokia Corporation | Content Protection scheme for a digital recording device |
JP2002158650A (ja) * | 2000-11-21 | 2002-05-31 | Fujitsu Ltd | 認証・暗号化処理代行用のサーバ、アクセスカード、プログラム記録媒体及び携帯端末 |
US7065213B2 (en) * | 2001-06-29 | 2006-06-20 | Scientific-Atlanta, Inc. | In a subscriber network receiving digital packets and transmitting digital packets below a predetermined maximum bit rate |
US7233669B2 (en) * | 2002-01-02 | 2007-06-19 | Sony Corporation | Selective encryption to enable multiple decryption keys |
-
2002
- 2002-05-09 JP JP2002134170A patent/JP2003333024A/ja active Pending
-
2003
- 2003-05-08 US US10/431,615 patent/US20030212886A1/en not_active Abandoned
- 2003-05-09 KR KR1020030029486A patent/KR100579673B1/ko not_active IP Right Cessation
- 2003-05-09 CN CNB031236081A patent/CN1324831C/zh not_active Expired - Fee Related
- 2003-05-09 EP EP03009785A patent/EP1361692A3/en not_active Withdrawn
- 2003-05-09 TW TW092112724A patent/TWI246296B/zh not_active IP Right Cessation
-
2004
- 2004-04-21 HK HK04102807A patent/HK1059997A1/xx not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102957541B (zh) * | 2012-11-21 | 2016-11-16 | 浪潮集团有限公司 | 一种基于saas的密码加密方法 |
CN103716157A (zh) * | 2013-12-13 | 2014-04-09 | 厦门市美亚柏科信息股份有限公司 | 分组多密钥加密方法及装置 |
CN103716157B (zh) * | 2013-12-13 | 2017-01-25 | 厦门市美亚柏科信息股份有限公司 | 分组多密钥加密方法及装置 |
CN107317679A (zh) * | 2017-06-05 | 2017-11-03 | 国政通科技股份有限公司 | 一种身份证丢失后防诈骗的方法和系统 |
CN107317679B (zh) * | 2017-06-05 | 2020-01-31 | 国政通科技股份有限公司 | 一种身份证丢失后防诈骗的方法和系统 |
CN107172436A (zh) * | 2017-06-09 | 2017-09-15 | 国政通科技股份有限公司 | 一种身份证信息传输保护的方法和系统 |
CN107172436B (zh) * | 2017-06-09 | 2019-11-26 | 国政通科技股份有限公司 | 一种身份证信息传输保护的方法和系统 |
CN110505240A (zh) * | 2019-09-12 | 2019-11-26 | 山东浪潮人工智能研究院有限公司 | 一种基于服务器和客户端通信协议实现方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1361692A2 (en) | 2003-11-12 |
JP2003333024A (ja) | 2003-11-21 |
HK1059997A1 (en) | 2004-07-23 |
EP1361692A3 (en) | 2004-01-02 |
TW200308162A (en) | 2003-12-16 |
CN1324831C (zh) | 2007-07-04 |
KR20030087980A (ko) | 2003-11-15 |
US20030212886A1 (en) | 2003-11-13 |
KR100579673B1 (ko) | 2006-05-15 |
TWI246296B (en) | 2005-12-21 |
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Owner name: NEC PERSONAL COMPUTERS, LTD. Free format text: FORMER OWNER: NEC CORP. Effective date: 20111108 |
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Effective date of registration: 20111108 Address after: Tokyo, Japan Patentee after: NEC Personal Products Ltd. Address before: Tokyo, Japan Patentee before: NEC Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070704 Termination date: 20180509 |