JP2012133214A5 - - Google Patents

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Publication number
JP2012133214A5
JP2012133214A5 JP2010286511A JP2010286511A JP2012133214A5 JP 2012133214 A5 JP2012133214 A5 JP 2012133214A5 JP 2010286511 A JP2010286511 A JP 2010286511A JP 2010286511 A JP2010286511 A JP 2010286511A JP 2012133214 A5 JP2012133214 A5 JP 2012133214A5
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JP
Japan
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integer
coefficient
identification information
variable
vector
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JP2010286511A
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English (en)
Japanese (ja)
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JP5693206B2 (ja
JP2012133214A (ja
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Priority claimed from JP2010286511A external-priority patent/JP5693206B2/ja
Priority to JP2010286511A priority Critical patent/JP5693206B2/ja
Priority to US13/823,507 priority patent/US8938623B2/en
Priority to EP11851495.9A priority patent/EP2613472A4/en
Priority to CN201180061703.XA priority patent/CN103270719B/zh
Priority to KR1020137012670A priority patent/KR101393899B1/ko
Priority to PCT/JP2011/078164 priority patent/WO2012086405A1/ja
Publication of JP2012133214A publication Critical patent/JP2012133214A/ja
Publication of JP2012133214A5 publication Critical patent/JP2012133214A5/ja
Publication of JP5693206B2 publication Critical patent/JP5693206B2/ja
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JP2010286511A 2010-12-22 2010-12-22 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム Active JP5693206B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2010286511A JP5693206B2 (ja) 2010-12-22 2010-12-22 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム
KR1020137012670A KR101393899B1 (ko) 2010-12-22 2011-12-06 암호 처리 시스템, 키 생성 장치, 암호화 장치, 복호 장치, 암호 처리 방법 및 암호 처리 프로그램을 기록한 컴퓨터 판독 가능한 기록 매체
EP11851495.9A EP2613472A4 (en) 2010-12-22 2011-12-06 Encryption processing system, key generation device, encryption device, decryption device, encryption processing method, and encryption processing program
CN201180061703.XA CN103270719B (zh) 2010-12-22 2011-12-06 密码处理系统、密钥生成装置、加密装置、解密装置、密码处理方法
US13/823,507 US8938623B2 (en) 2010-12-22 2011-12-06 Cryptographic processing system, key generation device, encryption device, decryption device, cryptographic processing method, and cryptographic processing program
PCT/JP2011/078164 WO2012086405A1 (ja) 2010-12-22 2011-12-06 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010286511A JP5693206B2 (ja) 2010-12-22 2010-12-22 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム

Publications (3)

Publication Number Publication Date
JP2012133214A JP2012133214A (ja) 2012-07-12
JP2012133214A5 true JP2012133214A5 (enExample) 2014-01-09
JP5693206B2 JP5693206B2 (ja) 2015-04-01

Family

ID=46313685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010286511A Active JP5693206B2 (ja) 2010-12-22 2010-12-22 暗号処理システム、鍵生成装置、暗号化装置、復号装置、暗号処理方法及び暗号処理プログラム

Country Status (6)

Country Link
US (1) US8938623B2 (enExample)
EP (1) EP2613472A4 (enExample)
JP (1) JP5693206B2 (enExample)
KR (1) KR101393899B1 (enExample)
CN (1) CN103270719B (enExample)
WO (1) WO2012086405A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5606344B2 (ja) 2011-01-25 2014-10-15 三菱電機株式会社 署名処理システム、鍵生成装置、署名装置、検証装置、署名処理方法及び署名処理プログラム
JP5921410B2 (ja) 2012-10-19 2016-05-24 三菱電機株式会社 暗号システム
JP5852551B2 (ja) * 2012-11-12 2016-02-03 日本電信電話株式会社 関数型暗号システム、鍵生成装置、暗号化装置、復号装置、関数型暗号方法、およびプログラム
JP5905128B2 (ja) 2013-01-16 2016-04-20 三菱電機株式会社 暗号システム、再暗号化装置及び暗号方法
EP2860905A1 (en) * 2013-10-09 2015-04-15 Thomson Licensing Method for ciphering a message via a keyed homomorphic encryption function, corresponding electronic device and computer program product
EP3057262B1 (en) * 2013-10-09 2021-07-28 Mitsubishi Electric Corporation Cipher system, encryption device, re-encryption key generation device, re-encryption device, and cipher program
EP3079299A4 (en) * 2013-12-02 2017-07-19 Mitsubishi Electric Corporation Data processing system, encryption apparatus, decryption apparatus, and program
US20160344708A1 (en) 2014-01-14 2016-11-24 Mitsubishi Electric Corporation Cryptographic system, re-encryption key generation device, re-encryption device, and cryptographic computer readable medium
JP6053983B2 (ja) 2014-02-24 2016-12-27 三菱電機株式会社 暗号システム、署名システム、暗号プログラム及び署名プログラム
DE112014007226B4 (de) 2014-12-05 2023-09-07 Mitsubishi Electric Corporation Entschlüsselungsbedingungs-Hinzufügungsvorrichtung, kryptografisches System und Entschlüsselungsbedingungs-Hinzufügungsprogramm
WO2016162941A1 (ja) 2015-04-07 2016-10-13 三菱電機株式会社 暗号システム及び鍵生成装置
KR102447476B1 (ko) * 2015-08-20 2022-09-27 삼성전자주식회사 암복호 장치, 그것을 포함하는 저장 장치 및 그것의 암복호 방법
US10205713B2 (en) * 2017-04-05 2019-02-12 Fujitsu Limited Private and mutually authenticated key exchange
KR101994236B1 (ko) * 2017-04-21 2019-09-30 한국전자통신연구원 프라이버시 보존형 각도 기반 이상치 검출 방법 및 장치
WO2019076706A1 (en) * 2017-10-17 2019-04-25 Koninklijke Philips N.V. CONFIGURABLE DEVICE FOR NETWORK-BASED CRYPTOGRAPHY
JP7117964B2 (ja) * 2018-10-04 2022-08-15 三菱電機株式会社 復号装置、暗号システム、復号方法及び復号プログラム
US10778410B2 (en) 2019-06-18 2020-09-15 Alibaba Group Holding Limited Homomorphic data encryption method and apparatus for implementing privacy protection
US12099997B1 (en) 2020-01-31 2024-09-24 Steven Mark Hoffberg Tokenized fungible liabilities
CN113271309B (zh) * 2021-05-24 2022-04-08 四川师范大学 一种分层文件加密方法及系统
KR20230136950A (ko) 2022-03-21 2023-10-04 삼성전자주식회사 함수 암호 시스템 및 함수 암호 수행 방법
US20240163076A1 (en) * 2022-11-07 2024-05-16 Crypto Lab Inc. Apparatus for calculating matrix multiplication of homomorphic encryption and method thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7349538B2 (en) * 2002-03-21 2008-03-25 Ntt Docomo Inc. Hierarchical identity-based encryption and signature schemes
CN101483523A (zh) * 2002-04-15 2009-07-15 株式会社Ntt都科摩 利用双线性映射的签名方案
US6886096B2 (en) * 2002-11-14 2005-04-26 Voltage Security, Inc. Identity-based encryption system
US7003117B2 (en) * 2003-02-05 2006-02-21 Voltage Security, Inc. Identity-based encryption system for secure data distribution
US7499544B2 (en) * 2003-11-03 2009-03-03 Microsoft Corporation Use of isogenies for design of cryptosystems
EP1646174A1 (en) * 2004-10-07 2006-04-12 Axalto SA Method and apparatus for generating cryptographic sets of instructions automatically and code generation
EP1995710A1 (en) * 2006-03-14 2008-11-26 NEC Corporation Information processing system, information processing method, and information processing program
WO2008066671A2 (en) * 2006-11-08 2008-06-05 Voltage Security, Inc. Indentity-based-encryption extensions formed using multiple instances of an identity based encryption scheme
JP5424974B2 (ja) * 2010-04-27 2014-02-26 三菱電機株式会社 暗号処理システム、鍵生成装置、暗号化装置、復号装置、署名処理システム、署名装置及び検証装置

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