TWI340368B - - Google Patents

Info

Publication number
TWI340368B
TWI340368B TW096130941A TW96130941A TWI340368B TW I340368 B TWI340368 B TW I340368B TW 096130941 A TW096130941 A TW 096130941A TW 96130941 A TW96130941 A TW 96130941A TW I340368 B TWI340368 B TW I340368B
Authority
TW
Taiwan
Application number
TW096130941A
Other versions
TW200828196A (en
Inventor
Taizo Shirai
Kyoji Shibutani
Toru Akishita
Shiho Moriai
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of TW200828196A publication Critical patent/TW200828196A/zh
Application granted granted Critical
Publication of TWI340368B publication Critical patent/TWI340368B/zh

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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • 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
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
    • 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
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/122—Hardware reduction or efficient architectures
    • 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations
    • 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)
  • Storage Device Security (AREA)
TW096130941A 2006-09-01 2007-08-21 Encryption device, encryption method, and computer program TW200828196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006238228A JP4961909B2 (ja) 2006-09-01 2006-09-01 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム

Publications (2)

Publication Number Publication Date
TW200828196A TW200828196A (en) 2008-07-01
TWI340368B true TWI340368B (zh) 2011-04-11

Family

ID=39135907

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096130941A TW200828196A (en) 2006-09-01 2007-08-21 Encryption device, encryption method, and computer program

Country Status (6)

Country Link
US (1) US8369522B2 (zh)
EP (1) EP2058784A1 (zh)
JP (1) JP4961909B2 (zh)
CN (2) CN101512619B (zh)
TW (1) TW200828196A (zh)
WO (1) WO2008026625A1 (zh)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8670493B2 (en) 2005-06-22 2014-03-11 Eices Research, Inc. Systems and/or methods of increased privacy wireless communications
USRE47633E1 (en) 2005-06-22 2019-10-01 Odyssey Wireless Inc. Systems/methods of conducting a financial transaction using a smartphone
US8233554B2 (en) 2010-03-29 2012-07-31 Eices Research, Inc. Increased capacity communications for OFDM-based wireless communications systems/methods/devices
US20080019517A1 (en) * 2006-04-06 2008-01-24 Peter Munguia Control work key store for multiple data streams
JP4882598B2 (ja) * 2006-07-28 2012-02-22 ソニー株式会社 暗号処理装置、暗号処理アルゴリズム構築方法、および暗号処理方法、並びにコンピュータ・プログラム
US20160286532A1 (en) * 2012-01-24 2016-09-29 Odyssey Wireless, Inc. Systems/methods of preferentially using a first asset, refraining from using a second asset and providing reduced levels of interference to gps and/or satellites
US9374746B1 (en) 2008-07-07 2016-06-21 Odyssey Wireless, Inc. Systems/methods of spatial multiplexing
US8848904B2 (en) * 2008-10-24 2014-09-30 University Of Maryland, College Park Method and implementation for information exchange using Markov models
US9317286B2 (en) * 2009-03-31 2016-04-19 Oracle America, Inc. Apparatus and method for implementing instruction support for the camellia cipher algorithm
CN102045709B (zh) * 2009-10-13 2013-11-06 中兴通讯股份有限公司 移动终端应用数据的下载方法、系统及移动终端
JP5198526B2 (ja) * 2010-09-21 2013-05-15 株式会社東芝 暗号化装置および復号装置
FR2966953B1 (fr) 2010-11-02 2015-08-28 St Microelectronics Rousset Procede de contremesure cryptographique par derivation d'une donnee secrete
EP2822215A1 (en) * 2012-03-02 2015-01-07 Sony Corporation Information processing device, information processing method, and programme
US8744078B2 (en) * 2012-06-05 2014-06-03 Secure Channels Sa System and method for securing multiple data segments having different lengths using pattern keys having multiple different strengths
JP5871827B2 (ja) * 2013-01-11 2016-03-01 日本電信電話株式会社 安全性強化システム、安全性強化装置、検証装置、およびプログラム
US9094191B2 (en) 2013-03-14 2015-07-28 Qualcomm Incorporated Master key encryption functions for transmitter-receiver pairing as a countermeasure to thwart key recovery attacks
US10148430B1 (en) * 2013-04-17 2018-12-04 Amazon Technologies, Inc Revocable stream ciphers for upgrading encryption in a shared resource environment
JP2014240921A (ja) * 2013-06-12 2014-12-25 株式会社東芝 暗号装置、暗号処理方法及び暗号処理プログラム
US20150227472A1 (en) * 2014-02-10 2015-08-13 Kabushiki Kaisha Toshiba Memory system, controller, and method
JP2015191107A (ja) * 2014-03-28 2015-11-02 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにプログラム
KR101593169B1 (ko) * 2014-08-20 2016-02-15 한국전자통신연구원 페이스텔 구조의 가변길이 블록암호 장치 및 방법
CN104253684B (zh) * 2014-09-23 2018-02-02 深圳市汇顶科技股份有限公司 加密方法和加密装置
GB201505434D0 (en) * 2015-03-30 2015-05-13 Irdeto Bv Cryptographic processing
EP3208788B1 (en) * 2016-02-22 2020-06-03 Eshard Method of protecting a circuit against a side-channel analysis
US10742405B2 (en) * 2016-12-16 2020-08-11 The Boeing Company Method and system for generation of cipher round keys by bit-mixers
US11838402B2 (en) 2019-03-13 2023-12-05 The Research Foundation For The State University Of New York Ultra low power core for lightweight encryption

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5317638A (en) * 1992-07-17 1994-05-31 International Business Machines Corporation Performance enhancement for ANSI X3.92 data encryption algorithm standard
CN1130871C (zh) * 1996-04-30 2003-12-10 东芝株式会社 加密装置及加密方法
JP3505482B2 (ja) * 2000-07-12 2004-03-08 株式会社東芝 暗号化装置、復号装置及び拡大鍵生成装置、拡大鍵生成方法並びに記録媒体
WO2002058036A1 (en) * 2001-01-22 2002-07-25 Fujitsu Limited Encryption circuit
JP4128395B2 (ja) * 2002-05-23 2008-07-30 三菱電機株式会社 データ変換装置

Also Published As

Publication number Publication date
JP4961909B2 (ja) 2012-06-27
CN102158337A (zh) 2011-08-17
TW200828196A (en) 2008-07-01
US8369522B2 (en) 2013-02-05
EP2058784A1 (en) 2009-05-13
CN102158337B (zh) 2014-06-04
WO2008026625A1 (fr) 2008-03-06
CN101512619A (zh) 2009-08-19
US20100008498A1 (en) 2010-01-14
JP2008058831A (ja) 2008-03-13
CN101512619B (zh) 2012-04-18

Similar Documents

Publication Publication Date Title
TWI340368B (zh)
BRMU8603216U8 (zh)
BR122016023444A2 (zh)
AT504380A8 (zh)
CN300725941S (zh) 童装(3872)
CN300725917S (zh) 童装(3734)
CN300731048S (zh) 拖鞋(3644)
CN300730124S (zh) 监控装置用户界面面板(ⅰ)
CN300729555S (zh) 包装袋（7∶30′果之包草莓汁饮料）
CN300728216S (zh) 空调扇(dg075)
CN300728150S (zh) 电动执行器(2型)
CN300725919S (zh) 童装(3752)
CN300725916S (zh) 童装(3732)
CN300732416S (zh) 奖杯(apd)
CN300725938S (zh) 童装(3854)
CN300731673S (zh) 盘子
CN300727558S (zh) 音响(tsp-800a)
CN300727501S (zh) 连接器
CN300727328S (zh) 随身车(1)
CN300727122S (zh) 包装袋(金地杰三珍海味)
CN300725939S (zh) 童装裤子(3856)
CN300725944S (zh) 童装(3890)
CN300725943S (zh) 童装(3876)
CN300725920S (zh) 童装(3754)
CN300725921S (zh) 童装(3771)

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees