JP6019453B2 - 暗号化装置、復号化装置、及びプログラム - Google Patents

暗号化装置、復号化装置、及びプログラム Download PDF

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Publication number
JP6019453B2
JP6019453B2 JP2012151835A JP2012151835A JP6019453B2 JP 6019453 B2 JP6019453 B2 JP 6019453B2 JP 2012151835 A JP2012151835 A JP 2012151835A JP 2012151835 A JP2012151835 A JP 2012151835A JP 6019453 B2 JP6019453 B2 JP 6019453B2
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Japan
Prior art keywords
matrix
mod
bit string
secret key
vector
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Expired - Fee Related
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JP2012151835A
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English (en)
Japanese (ja)
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JP2014017556A5 (enExample
JP2014017556A (ja
Inventor
雅則 大矢
雅則 大矢
聖史 入山
聖史 入山
ルイジ・アカルディ
マッシモ・レゴリ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACTEIIVE CORPORATION
CRYPTO BASIC CORPORATION
Original Assignee
ACTEIIVE CORPORATION
CRYPTO BASIC CORPORATION
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Publication date
Priority to JP2012151835A priority Critical patent/JP6019453B2/ja
Application filed by ACTEIIVE CORPORATION, CRYPTO BASIC CORPORATION filed Critical ACTEIIVE CORPORATION
Priority to KR1020157002300A priority patent/KR102136904B1/ko
Priority to PCT/JP2013/068419 priority patent/WO2014007347A1/ja
Priority to EP13813271.7A priority patent/EP2882132B1/en
Priority to CN201380034391.2A priority patent/CN104488218B/zh
Priority to US14/412,028 priority patent/US9608812B2/en
Publication of JP2014017556A publication Critical patent/JP2014017556A/ja
Publication of JP2014017556A5 publication Critical patent/JP2014017556A5/ja
Application granted granted Critical
Publication of JP6019453B2 publication Critical patent/JP6019453B2/ja
Expired - Fee Related legal-status Critical Current
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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
    • H04L9/08—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
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • 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
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2012151835A 2012-07-05 2012-07-05 暗号化装置、復号化装置、及びプログラム Expired - Fee Related JP6019453B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2012151835A JP6019453B2 (ja) 2012-07-05 2012-07-05 暗号化装置、復号化装置、及びプログラム
PCT/JP2013/068419 WO2014007347A1 (ja) 2012-07-05 2013-07-04 共有秘密鍵生成装置、暗号化装置、復号化装置、共有秘密鍵生成方法、暗号化方法、復号化方法、及びプログラム
EP13813271.7A EP2882132B1 (en) 2012-07-05 2013-07-04 Encryption device, decryption device, encryption method, decryption method, and program
CN201380034391.2A CN104488218B (zh) 2012-07-05 2013-07-04 加密装置、解密装置、加密方法、解密方法
KR1020157002300A KR102136904B1 (ko) 2012-07-05 2013-07-04 공유 비밀키 생성 장치, 암호화 장치, 복호화 장치, 공유 비밀키 생성 방법, 암호화 방법, 복호화 방법, 및 프로그램
US14/412,028 US9608812B2 (en) 2012-07-05 2013-07-04 Common secret key generation device, encryption device, decryption device, common secret key generation method, encryption method, decryption method, and program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012151835A JP6019453B2 (ja) 2012-07-05 2012-07-05 暗号化装置、復号化装置、及びプログラム

Publications (3)

Publication Number Publication Date
JP2014017556A JP2014017556A (ja) 2014-01-30
JP2014017556A5 JP2014017556A5 (enExample) 2015-06-25
JP6019453B2 true JP6019453B2 (ja) 2016-11-02

Family

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Family Applications (1)

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JP2012151835A Expired - Fee Related JP6019453B2 (ja) 2012-07-05 2012-07-05 暗号化装置、復号化装置、及びプログラム

Country Status (6)

Country Link
US (1) US9608812B2 (enExample)
EP (1) EP2882132B1 (enExample)
JP (1) JP6019453B2 (enExample)
KR (1) KR102136904B1 (enExample)
CN (1) CN104488218B (enExample)
WO (1) WO2014007347A1 (enExample)

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CN104640110B (zh) * 2015-01-15 2018-05-29 南京邮电大学 一种终端直通通信中基于信道特性的对称密钥生成方法
CN104993927B (zh) * 2015-07-07 2018-03-20 安徽师范大学 一种对称密钥生成方法
US10728227B2 (en) * 2016-08-02 2020-07-28 X-Logos, LLC Methods and systems for enhanced data-centric encryption systems using geometric algebra
CN106788980B (zh) * 2017-01-16 2019-07-30 中国人民解放军国防科学技术大学 一种面向云计算的矩阵乘法外包过程中安全加密方法
CN107104796B (zh) * 2017-05-02 2018-06-29 北京邮电大学 一种基于非交换群上的对称乘法同态加密方法及装置
CN107578363B (zh) * 2017-07-25 2020-10-30 湖北民族学院 基于多混沌链式算法和位平面的数字图像加解密方法
TWI760546B (zh) 2017-08-23 2022-04-11 安地卡及巴布達商區塊鏈控股有限公司 用於高安全性高速資料加密及傳輸的電腦實施系統與方法
GB201713499D0 (en) 2017-08-23 2017-10-04 Nchain Holdings Ltd Computer-implemented system and method
CN107979590B (zh) * 2017-11-02 2020-01-17 财付通支付科技有限公司 数据共享方法、客户端、服务器、计算设备及存储介质
US10586057B2 (en) * 2017-11-16 2020-03-10 Intuit Inc. Processing data queries in a logically sharded data store
US11218291B2 (en) * 2018-02-26 2022-01-04 Stmicroelectronics (Rousset) Sas Method and circuit for performing a substitution operation
CN108667598B (zh) * 2018-04-28 2021-10-15 克洛斯比尔有限公司 用于实现安全密钥交换的设备和方法及安全密钥交换方法
CN108833423B (zh) * 2018-06-25 2020-07-31 厦门大学 一种基于强化学习的多途径保密信息通信方法
TWI672932B (zh) * 2018-09-27 2019-09-21 國立交通大學 基於質數陣列的後量子非對稱密鑰產生方法及系統、加密方法、解密方法及加密通訊系統
CN109787754B (zh) * 2018-12-14 2023-04-18 平安科技（深圳）有限公司 一种数据加解密方法、计算机可读存储介质及服务器
CN111107062B (zh) * 2019-11-29 2022-04-05 珠海金山网络游戏科技有限公司 一种基于贪婪算法的游戏资源打包方法及系统
US11943348B1 (en) * 2019-12-11 2024-03-26 Q-Net Security, Inc. Method and system for secure cryptographic exchanges using a five-pass protocol
WO2021130935A1 (ja) * 2019-12-25 2021-07-01 日本電信電話株式会社 電子透かし埋め込み装置、電子透かし抽出装置、電子透かし埋め込み方法、電子透かし抽出方法及びプログラム
CN111431698B (zh) * 2020-04-23 2023-08-15 兰州交通大学 运用Haar变换和高斯分布的矢量空间数据加密方法
US11632246B2 (en) * 2020-12-30 2023-04-18 International Business Machines Corporation Hybrid key derivation to secure data
US12483398B2 (en) * 2021-03-01 2025-11-25 International Institute Of Information Technology, Hyderabad System and method for proven secret key agreement between initiating unit and responding unit
CN112887079B (zh) * 2021-03-11 2022-10-04 中国石油大学(华东) 基于一段随机比特序列生成的变换加密算法
CN114186246A (zh) * 2021-10-26 2022-03-15 广州辰创科技发展有限公司 一种数据库存储加密方法、解密方法、系统及设备

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Also Published As

Publication number Publication date
US20150156018A1 (en) 2015-06-04
CN104488218B (zh) 2017-07-04
EP2882132B1 (en) 2019-12-18
JP2014017556A (ja) 2014-01-30
US9608812B2 (en) 2017-03-28
EP2882132A1 (en) 2015-06-10
EP2882132A4 (en) 2016-03-09
WO2014007347A1 (ja) 2014-01-09
KR20150037913A (ko) 2015-04-08
KR102136904B1 (ko) 2020-07-23
CN104488218A (zh) 2015-04-01

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