CN105379172B - 用于在块加密算法中使用的密钥更新的设备和方法 - Google Patents

用于在块加密算法中使用的密钥更新的设备和方法 Download PDF

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Publication number
CN105379172B
CN105379172B CN201480039793.6A CN201480039793A CN105379172B CN 105379172 B CN105379172 B CN 105379172B CN 201480039793 A CN201480039793 A CN 201480039793A CN 105379172 B CN105379172 B CN 105379172B
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key
round
block
keys
derived
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Chinese (zh)
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CN105379172A (zh
Inventor
史蒂文·M·米伦多夫
卡梅隆·A·麦克唐纳
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04L9/06—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
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • 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
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CN201480039793.6A 2013-07-19 2014-07-07 用于在块加密算法中使用的密钥更新的设备和方法 Active CN105379172B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/946,797 2013-07-19
US13/946,797 US9160525B2 (en) 2013-07-19 2013-07-19 Apparatus and method for key update for use in a block cipher algorithm
PCT/US2014/045609 WO2015023368A2 (en) 2013-07-19 2014-07-07 Apparatus and method for key update for use in a block cipher algorithm

Publications (2)

Publication Number Publication Date
CN105379172A CN105379172A (zh) 2016-03-02
CN105379172B true CN105379172B (zh) 2018-05-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480039793.6A Active CN105379172B (zh) 2013-07-19 2014-07-07 用于在块加密算法中使用的密钥更新的设备和方法

Country Status (6)

Country Link
US (1) US9160525B2 (enExample)
EP (1) EP3022864B1 (enExample)
JP (1) JP6487433B2 (enExample)
KR (1) KR102095734B1 (enExample)
CN (1) CN105379172B (enExample)
WO (1) WO2015023368A2 (enExample)

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* Cited by examiner, † Cited by third party
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DE102015015953B3 (de) * 2015-12-08 2017-04-27 Giesecke & Devrient Gmbh Kryptoalgorithmus mit schlüsselabhängigem maskiertem Rechenschritt (SBOX-Aufruf)
CN107864035B (zh) * 2017-10-13 2020-06-19 华南理工大学 一种实现在aes电路中基于功耗均衡编码的抗dpa攻击方法
CN108847924A (zh) * 2018-04-22 2018-11-20 平安科技（深圳）有限公司 加密方法、装置、计算机设备和存储介质
KR20220146115A (ko) * 2021-04-23 2022-11-01 삼성에스디에스 주식회사 키 스트림 생성 방법 및 장치
WO2023069441A2 (en) * 2021-10-19 2023-04-27 Cryptography Research, Inc. Low-latency multi-key encryption and decryption engine and techniques
US12401495B1 (en) * 2023-07-24 2025-08-26 The Government Of The United States As Represented By The Director, National Security Agency Universal circuit device for selective block cipher cryptographic processing with space efficient configurational agility

Citations (4)

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US6259789B1 (en) * 1997-12-12 2001-07-10 Safecourier Software, Inc. Computer implemented secret object key block cipher encryption and digital signature device and method
CN101753292A (zh) * 2008-12-15 2010-06-23 汤姆森许可贸易公司 用于链接式加密模式的方法和设备
US8041032B2 (en) * 2005-08-19 2011-10-18 Cardiac Pacemakers, Inc. Symmetric key encryption system with synchronously updating expanded key
CN102725737A (zh) * 2009-12-04 2012-10-10 密码研究公司 可验证防泄漏的加密和解密

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US6937727B2 (en) * 2001-06-08 2005-08-30 Corrent Corporation Circuit and method for implementing the advanced encryption standard block cipher algorithm in a system having a plurality of channels
JP2005134478A (ja) * 2003-10-28 2005-05-26 Sony Corp 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
JP2005202048A (ja) * 2004-01-14 2005-07-28 Sharp Corp 暗号通信システム、そのシステムに使用される暗号装置および復号装置、暗号化方法および復号化方法、暗号化プログラムおよび復号化プログラム、ならびに記録媒体
AU2006324920B2 (en) * 2005-12-14 2010-08-12 Nds Limited Method and system for usage of block cipher encryption
JP5000365B2 (ja) * 2006-04-27 2012-08-15 株式会社日立製作所 ハッシュ値生成装置、プログラム及びハッシュ値生成方法
WO2009043139A1 (en) * 2007-10-01 2009-04-09 Research In Motion Limited Substitution table masking for cryptographic processes
KR100949538B1 (ko) 2008-09-09 2010-03-25 한국전자통신연구원 Ａｅｓ 라인달 알고리즘을 이용하는 암호화 및 복호화 장치와 그 방법
KR100960113B1 (ko) 2008-09-19 2010-05-27 한국전자통신연구원 고속처리 가능한 아리아 암복호화 장치
US20120321079A1 (en) * 2011-06-14 2012-12-20 Freescale Semiconductor, Inc System and method for generating round keys

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6259789B1 (en) * 1997-12-12 2001-07-10 Safecourier Software, Inc. Computer implemented secret object key block cipher encryption and digital signature device and method
US8041032B2 (en) * 2005-08-19 2011-10-18 Cardiac Pacemakers, Inc. Symmetric key encryption system with synchronously updating expanded key
CN101753292A (zh) * 2008-12-15 2010-06-23 汤姆森许可贸易公司 用于链接式加密模式的方法和设备
CN102725737A (zh) * 2009-12-04 2012-10-10 密码研究公司 可验证防泄漏的加密和解密

Also Published As

Publication number Publication date
EP3022864A2 (en) 2016-05-25
KR102095734B1 (ko) 2020-04-01
JP2016525836A (ja) 2016-08-25
JP6487433B2 (ja) 2019-03-20
US9160525B2 (en) 2015-10-13
EP3022864B1 (en) 2020-02-05
KR20160034931A (ko) 2016-03-30
WO2015023368A3 (en) 2015-04-16
US20150023497A1 (en) 2015-01-22
CN105379172A (zh) 2016-03-02
WO2015023368A2 (en) 2015-02-19

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