SG83093A1 - Encryption/decryption method and encryption/ decryption apparatus - Google Patents
Encryption/decryption method and encryption/ decryption apparatusInfo
- Publication number
- SG83093A1 SG83093A1 SG9700350A SG1997000350A SG83093A1 SG 83093 A1 SG83093 A1 SG 83093A1 SG 9700350 A SG9700350 A SG 9700350A SG 1997000350 A SG1997000350 A SG 1997000350A SG 83093 A1 SG83093 A1 SG 83093A1
- Authority
- SG
- Singapore
- Prior art keywords
- encryption
- decryption
- decryption method
- decryption apparatus
- Prior art date
Links
Classifications
-
- 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
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
-
- 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
-
- 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
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Storage Device Security (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8060328A JPH09233066A (ja) | 1996-02-23 | 1996-02-23 | 暗号化/解読化方法および装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG83093A1 true SG83093A1 (en) | 2001-09-18 |
Family
ID=13139002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG9700350A SG83093A1 (en) | 1996-02-23 | 1997-02-17 | Encryption/decryption method and encryption/ decryption apparatus |
Country Status (7)
Country | Link |
---|---|
US (1) | US6504930B2 (zh) |
JP (1) | JPH09233066A (zh) |
KR (1) | KR970064060A (zh) |
CN (1) | CN1168041A (zh) |
ID (1) | ID16092A (zh) |
SG (1) | SG83093A1 (zh) |
TW (1) | TW382872B (zh) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7809138B2 (en) | 1999-03-16 | 2010-10-05 | Intertrust Technologies Corporation | Methods and apparatus for persistent control and protection of content |
KR100331863B1 (ko) * | 1998-11-03 | 2002-05-09 | 서평원 | 네트워크암호화장치및방법 |
US6714926B1 (en) * | 1999-02-02 | 2004-03-30 | Amazon.Com, Inc. | Use of browser cookies to store structured data |
JP3824121B2 (ja) * | 1999-04-01 | 2006-09-20 | 株式会社日立製作所 | 暗号データの復号化処理方法および装置 |
KR100316025B1 (ko) * | 1999-06-30 | 2001-12-12 | 박종섭 | 데이터 암호 표준 알고리즘을 이용한 암호 및 복호 장치 |
JP2002082732A (ja) * | 2000-09-06 | 2002-03-22 | Nec Corp | プログラムコードの不正改竄防止システム及びその方法並びにその制御プログラムを記録した記録媒体 |
KR100525389B1 (ko) * | 2001-01-17 | 2005-11-02 | 엘지전자 주식회사 | 실시간 입력 스트림의 암호화/복호화 장치 |
KR20080080243A (ko) * | 2001-04-24 | 2008-09-02 | 가부시키가이샤 엔티아이 | 데이터 전송방법, 데이터 송신장치 및 데이터 수신장치 |
US7318160B2 (en) * | 2002-02-01 | 2008-01-08 | Hewlett-Packard Development Company, L.P. | Cryptographic key setup in queued cryptographic systems |
JP2003333032A (ja) * | 2002-05-15 | 2003-11-21 | Oki Electric Ind Co Ltd | 暗号処理方法,及び,暗号処理装置 |
US6925357B2 (en) * | 2002-07-25 | 2005-08-02 | Intouch Health, Inc. | Medical tele-robotic system |
KR100446336B1 (ko) * | 2003-05-20 | 2004-09-01 | 엔에이치엔(주) | 데이터 암호화 방법 및 장치 |
US7200226B2 (en) * | 2003-09-04 | 2007-04-03 | Intel Corporation | Cipher block chaining decryption |
US8155306B2 (en) * | 2004-12-09 | 2012-04-10 | Intel Corporation | Method and apparatus for increasing the speed of cryptographic processing |
US7636842B2 (en) | 2005-01-10 | 2009-12-22 | Interdigital Technology Corporation | System and method for providing variable security level in a wireless communication system |
JP4287397B2 (ja) * | 2005-03-29 | 2009-07-01 | 東芝情報システム株式会社 | 暗号文生成装置、暗号文復号装置、暗号文生成プログラム及び暗号文復号プログラム |
FR2890201A1 (fr) * | 2005-08-31 | 2007-03-02 | Proton World Internatinal Nv | Protection d'un contenu numerique sur un support physique |
US8874477B2 (en) | 2005-10-04 | 2014-10-28 | Steven Mark Hoffberg | Multifactorial optimization system and method |
US7725719B2 (en) * | 2005-11-08 | 2010-05-25 | International Business Machines Corporation | Method and system for generating ciphertext and message authentication codes utilizing shared hardware |
JP4972970B2 (ja) * | 2006-03-17 | 2012-07-11 | 富士通株式会社 | ソースプログラム中の関数呼出し異常パターン検出プログラム |
IL174784A0 (en) * | 2006-04-04 | 2006-12-31 | Nds Ltd | Robust cipher design |
US8099603B2 (en) * | 2006-05-22 | 2012-01-17 | Corestreet, Ltd. | Secure ID checking |
US8452935B2 (en) | 2007-01-19 | 2013-05-28 | Holtek Semiconductor Inc. | Read-only memory device with securing function and accessing method thereof |
US7630982B2 (en) * | 2007-02-24 | 2009-12-08 | Trend Micro Incorporated | Fast identification of complex strings in a data stream |
US20090046848A1 (en) * | 2007-08-15 | 2009-02-19 | Lockheed Martin Corporation | Encryption management system |
JP4658150B2 (ja) * | 2008-01-25 | 2011-03-23 | Nttエレクトロニクス株式会社 | 暗号化方法および復号方法 |
US9954875B2 (en) | 2009-06-26 | 2018-04-24 | International Business Machines Corporation | Protecting from unintentional malware download |
US8578175B2 (en) * | 2011-02-23 | 2013-11-05 | International Business Machines Corporation | Secure object having protected region, integrity tree, and unprotected region |
US9298894B2 (en) | 2009-06-26 | 2016-03-29 | International Business Machines Corporation | Cache structure for a computer system providing support for secure objects |
US8819446B2 (en) | 2009-06-26 | 2014-08-26 | International Business Machines Corporation | Support for secure objects in a computer system |
US9846789B2 (en) | 2011-09-06 | 2017-12-19 | International Business Machines Corporation | Protecting application programs from malicious software or malware |
US8954752B2 (en) | 2011-02-23 | 2015-02-10 | International Business Machines Corporation | Building and distributing secure object software |
US9864853B2 (en) | 2011-02-23 | 2018-01-09 | International Business Machines Corporation | Enhanced security mechanism for authentication of users of a system |
US9223965B2 (en) | 2013-12-10 | 2015-12-29 | International Business Machines Corporation | Secure generation and management of a virtual card on a mobile device |
US9235692B2 (en) | 2013-12-13 | 2016-01-12 | International Business Machines Corporation | Secure application debugging |
KR101590351B1 (ko) * | 2015-06-16 | 2016-02-01 | 동국대학교 산학협력단 | 분산 네트워크 프로토콜 기반의 데이터 전송 장치 및 그의 데이터 암호화 방법 |
WO2020186125A1 (en) | 2019-03-13 | 2020-09-17 | The Research Foundation For The State University Of New York | Ultra low power core for lightweight encryption |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0471373A2 (en) * | 1990-08-17 | 1992-02-19 | General Instrument Corporation Of Delaware | Information processing apparatus with replaceable security element |
EP0583140A1 (en) * | 1992-08-11 | 1994-02-16 | International Business Machines Corporation | System for seamless processing of encrypted and non-encrypted data and instructions |
EP0715242A1 (en) * | 1994-12-01 | 1996-06-05 | Nippon Telegraph And Telephone Corporation | Method and system for digital information protection |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4203166A (en) * | 1977-12-05 | 1980-05-13 | International Business Machines Corporation | Cryptographic file security for multiple domain networks |
US4776011A (en) * | 1983-10-24 | 1988-10-04 | Sony Corporation | Recursive key schedule cryptographic system |
US4802217A (en) * | 1985-06-07 | 1989-01-31 | Siemens Corporate Research & Support, Inc. | Method and apparatus for securing access to a computer facility |
JP2760799B2 (ja) | 1988-04-28 | 1998-06-04 | 株式会社日立製作所 | 暗号方式 |
US5081676A (en) * | 1990-10-04 | 1992-01-14 | Chou Wayne W | Method and apparatus for protecting multiple copies of computer software from unauthorized use |
JP3053106B2 (ja) * | 1990-11-02 | 2000-06-19 | 株式会社日立製作所 | 暗号化処理装置、及び復号化処理装置 |
US5323464A (en) * | 1992-10-16 | 1994-06-21 | International Business Machines Corporation | Commercial data masking |
US5633930A (en) * | 1994-09-30 | 1997-05-27 | Electronic Payment Services, Inc. | Common cryptographic key verification in a transaction network |
US5613012A (en) * | 1994-11-28 | 1997-03-18 | Smarttouch, Llc. | Tokenless identification system for authorization of electronic transactions and electronic transmissions |
US5784683A (en) * | 1995-05-16 | 1998-07-21 | Bell Atlantic Network Services, Inc. | Shared use video processing systems for distributing program signals from multiplexed digitized information signals |
US5870473A (en) * | 1995-12-14 | 1999-02-09 | Cybercash, Inc. | Electronic transfer system and method |
US5602918A (en) * | 1995-12-22 | 1997-02-11 | Virtual Open Network Environment Corp. | Application level security system and method |
-
1996
- 1996-02-23 JP JP8060328A patent/JPH09233066A/ja not_active Withdrawn
-
1997
- 1997-02-11 TW TW086101487A patent/TW382872B/zh not_active IP Right Cessation
- 1997-02-17 SG SG9700350A patent/SG83093A1/en unknown
- 1997-02-20 ID IDP970508A patent/ID16092A/id unknown
- 1997-02-21 KR KR1019970006189A patent/KR970064060A/ko not_active Application Discontinuation
- 1997-02-23 CN CN97104852A patent/CN1168041A/zh active Pending
- 1997-02-25 US US08/806,286 patent/US6504930B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0471373A2 (en) * | 1990-08-17 | 1992-02-19 | General Instrument Corporation Of Delaware | Information processing apparatus with replaceable security element |
EP0583140A1 (en) * | 1992-08-11 | 1994-02-16 | International Business Machines Corporation | System for seamless processing of encrypted and non-encrypted data and instructions |
EP0715242A1 (en) * | 1994-12-01 | 1996-06-05 | Nippon Telegraph And Telephone Corporation | Method and system for digital information protection |
Also Published As
Publication number | Publication date |
---|---|
KR970064060A (ko) | 1997-09-12 |
US6504930B2 (en) | 2003-01-07 |
US20010010722A1 (en) | 2001-08-02 |
CN1168041A (zh) | 1997-12-17 |
JPH09233066A (ja) | 1997-09-05 |
ID16092A (id) | 1997-09-04 |
TW382872B (en) | 2000-02-21 |
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