JP6487433B2 - ブロック暗号アルゴリズムで使用するための鍵更新のための装置および方法 - Google Patents

ブロック暗号アルゴリズムで使用するための鍵更新のための装置および方法 Download PDF

Info

Publication number
JP6487433B2
JP6487433B2 JP2016526976A JP2016526976A JP6487433B2 JP 6487433 B2 JP6487433 B2 JP 6487433B2 JP 2016526976 A JP2016526976 A JP 2016526976A JP 2016526976 A JP2016526976 A JP 2016526976A JP 6487433 B2 JP6487433 B2 JP 6487433B2
Authority
JP
Japan
Prior art keywords
key
round
block
data block
derived
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.)
Expired - Fee Related
Application number
JP2016526976A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016525836A (ja
JP2016525836A5 (enExample
Inventor
スティーヴン・エム・ミレンドーフ
キャメロン・エー・マクドナルド
Original Assignee
クアルコム，インコーポレイテッド
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 クアルコム，インコーポレイテッド filed Critical クアルコム，インコーポレイテッド
Publication of JP2016525836A publication Critical patent/JP2016525836A/ja
Publication of JP2016525836A5 publication Critical patent/JP2016525836A5/ja
Application granted granted Critical
Publication of JP6487433B2 publication Critical patent/JP6487433B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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

Landscapes

  • 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)
JP2016526976A 2013-07-19 2014-07-07 ブロック暗号アルゴリズムで使用するための鍵更新のための装置および方法 Expired - Fee Related JP6487433B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/946,797 US9160525B2 (en) 2013-07-19 2013-07-19 Apparatus and method for key update for use in a block cipher algorithm
US13/946,797 2013-07-19
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 (3)

Publication Number Publication Date
JP2016525836A JP2016525836A (ja) 2016-08-25
JP2016525836A5 JP2016525836A5 (enExample) 2017-08-03
JP6487433B2 true JP6487433B2 (ja) 2019-03-20

Family

ID=52014334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016526976A Expired - Fee Related JP6487433B2 (ja) 2013-07-19 2014-07-07 ブロック暗号アルゴリズムで使用するための鍵更新のための装置および方法

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)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US20250260568A1 (en) * 2021-10-19 2025-08-14 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

Family Cites Families (13)

* 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
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
US8041032B2 (en) * 2005-08-19 2011-10-18 Cardiac Pacemakers, Inc. Symmetric key encryption system with synchronously updating expanded key
US20090080647A1 (en) * 2005-12-14 2009-03-26 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
EP2195761B1 (en) * 2007-10-01 2013-04-03 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
EP2197144A1 (en) 2008-12-15 2010-06-16 Thomson Licensing Methods and devices for a chained encryption mode
JP5552541B2 (ja) 2009-12-04 2014-07-16 クリプトグラフィ リサーチ， インコーポレイテッド 検証可能な耐漏洩性暗号化および復号化
US20120321079A1 (en) * 2011-06-14 2012-12-20 Freescale Semiconductor, Inc System and method for generating round keys

Also Published As

Publication number Publication date
JP2016525836A (ja) 2016-08-25
CN105379172B (zh) 2018-05-29
KR102095734B1 (ko) 2020-04-01
WO2015023368A2 (en) 2015-02-19
CN105379172A (zh) 2016-03-02
US20150023497A1 (en) 2015-01-22
EP3022864B1 (en) 2020-02-05
US9160525B2 (en) 2015-10-13
KR20160034931A (ko) 2016-03-30
WO2015023368A3 (en) 2015-04-16
EP3022864A2 (en) 2016-05-25

Similar Documents

Publication Publication Date Title
CN109040090B (zh) 一种数据加密方法及装置
US9813392B2 (en) Apparatus and method for providing a public key for authenticating an integrated circuit
JP6307665B2 (ja) 再生不能通信セッションのためのシステムおよび方法
CN107038383B (zh) 一种数据处理的方法和设备
JP6487433B2 (ja) ブロック暗号アルゴリズムで使用するための鍵更新のための装置および方法
JP6345237B2 (ja) 平文データを暗号化するための方法および装置
CN105940439B (zh) 使用排列应对对密码算法的旁通道攻击的对策
US10243727B2 (en) Method and system for constant time cryptography using a co-processor
CN105406969B (zh) 数据加密装置及方法
TW202009775A (zh) 從伺服器接收安全的軟體更新資訊的元件
US20180054301A1 (en) Method and device for data encryption
CN115828310B (zh) 一种基于隐私计算的数据查询方法、装置及存储介质
JP2015528681A (ja) メッセージデータを保護するための装置および方法
US20230396432A1 (en) Methods and systems for updatable encryption
CN114444140A (zh) 存储器中的不可复制函数应用
US8804953B2 (en) Extensive ciphertext feedback
US20150312228A1 (en) Remote station for deriving a derivative key in a system-on-a-chip device
CN108234466A (zh) 信息加密通信方法、装置、计算设备及存储介质
CN115834053A (zh) 一种密钥分发方法、装置、电子设备和存储介质
CN106612170A (zh) Drm服务提供装置及方法、内容再现装置及方法
CN117725605B (zh) 一种远端自动编制电子档案文件信息保密的方法和系统
WO2018054144A1 (zh) 对称密钥动态生成方法、装置、设备及系统
US20070005966A1 (en) Derivation of a shared keystream from a shared secret
WO2017036251A1 (zh) 高级加密标准加解密方法和装置、存储介质
krishna Chaitanya et al. Simple And Efficient Data Encryption Algorithm

Legal Events

Date Code Title Description
A529 Written submission of copy of amendment under article 34 pct

Free format text: JAPANESE INTERMEDIATE CODE: A529

Effective date: 20160113

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170619

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20170619

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20180731

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180813

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180914

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20190128

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20190221

R150 Certificate of patent or registration of utility model

Ref document number: 6487433

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees