JPWO2020255793A1 - - Google Patents

Info

Publication number
JPWO2020255793A1
JPWO2020255793A1 JP2021528109A JP2021528109A JPWO2020255793A1 JP WO2020255793 A1 JPWO2020255793 A1 JP WO2020255793A1 JP 2021528109 A JP2021528109 A JP 2021528109A JP 2021528109 A JP2021528109 A JP 2021528109A JP WO2020255793 A1 JPWO2020255793 A1 JP WO2020255793A1
Authority
JP
Japan
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.)
Pending
Application number
JP2021528109A
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 filed Critical
Publication of JPWO2020255793A1 publication Critical patent/JPWO2020255793A1/ja
Pending legal-status Critical Current

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
    • H04L9/08—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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0825—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) using asymmetric-key encryption or public key infrastructure [PKI], e.g. key signature or public key certificates
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/588—Random number generators, i.e. based on natural stochastic processes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • 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
    • H04L9/0861—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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
JP2021528109A 2019-06-19 2020-06-09 Pending JPWO2020255793A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019113731 2019-06-19
PCT/JP2020/022668 WO2020255793A1 (ja) 2019-06-19 2020-06-09 暗号鍵生成装置、暗号鍵生成方法

Publications (1)

Publication Number Publication Date
JPWO2020255793A1 true JPWO2020255793A1 (ja) 2020-12-24

Family

ID=74037227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021528109A Pending JPWO2020255793A1 (ja) 2019-06-19 2020-06-09

Country Status (7)

Country Link
US (1) US20220271930A1 (ja)
EP (1) EP3989206A4 (ja)
JP (1) JPWO2020255793A1 (ja)
KR (1) KR20220023992A (ja)
CN (1) CN113939820A (ja)
TW (1) TWI772820B (ja)
WO (2) WO2020255575A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI806577B (zh) * 2022-04-28 2023-06-21 瑞昱半導體股份有限公司 數位簽章方法及數位簽章的驗證方法
CN116431846B (zh) * 2023-06-14 2023-08-18 泰山学院 一种学生敏感信息存储系统及方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060036864A1 (en) * 1999-12-28 2006-02-16 Parulski Kenneth A Digital camera with image authentication
JP4226534B2 (ja) * 2004-09-07 2009-02-18 三菱電機インフォメーションシステムズ株式会社 コンテンツ多段暗号化システムおよびコンテンツ多段暗号化プログラム
US7703126B2 (en) * 2006-03-31 2010-04-20 Intel Corporation Hierarchical trust based posture reporting and policy enforcement
US20100084472A1 (en) * 2008-10-02 2010-04-08 Silverbrook Research Pty Ltd Method of distinguishing first coding pattern from second coding pattern
US8615651B1 (en) * 2010-05-17 2013-12-24 Google Inc. Offline shared security key calculation
JP6648555B2 (ja) * 2016-02-29 2020-02-14 富士ゼロックス株式会社 情報処理装置及びプログラム
JP2017184198A (ja) 2016-03-31 2017-10-05 ソニー株式会社 イメージセンサ、撮像装置、イメージセンサ特定方法、画像偽造防止方法および画像改変制限方法
WO2018043742A1 (ja) * 2016-09-05 2018-03-08 国立大学法人北海道大学 量子暗号鍵出力装置、量子暗号鍵通信システム及び量子暗号鍵出力方法
JP2019020431A (ja) * 2017-07-11 2019-02-07 ソニーセミコンダクタソリューションズ株式会社 固体撮像装置及び情報処理装置
US10418405B2 (en) * 2017-09-05 2019-09-17 Sony Semiconductor Solutions Corporation Sensor chip and electronic apparatus
EP3474485B1 (en) * 2017-10-20 2020-05-27 Secure-IC SAS Key generation from an imaging sensor
EP3769467B1 (en) * 2018-03-23 2024-02-28 nChain Licensing AG Computer-implemented system and method for exchange of data
US20210273795A1 (en) * 2020-02-28 2021-09-02 Seagate Technology Llc Trusted imaging

Also Published As

Publication number Publication date
CN113939820A (zh) 2022-01-14
TWI772820B (zh) 2022-08-01
US20220271930A1 (en) 2022-08-25
WO2020255793A1 (ja) 2020-12-24
WO2020255575A1 (ja) 2020-12-24
KR20220023992A (ko) 2022-03-03
EP3989206A4 (en) 2022-08-10
EP3989206A1 (en) 2022-04-27
TW202115561A (zh) 2021-04-16

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