JP7768236B2 - データ通信システム、センター装置、マスタ装置、暗号化プログラム及び復号化プログラム - Google Patents

データ通信システム、センター装置、マスタ装置、暗号化プログラム及び復号化プログラム

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Publication number
JP7768236B2
JP7768236B2 JP2023550370A JP2023550370A JP7768236B2 JP 7768236 B2 JP7768236 B2 JP 7768236B2 JP 2023550370 A JP2023550370 A JP 2023550370A JP 2023550370 A JP2023550370 A JP 2023550370A JP 7768236 B2 JP7768236 B2 JP 7768236B2
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Japan
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encrypted
key
cdn
ota
common key
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English (en)
Japanese (ja)
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JPWO2023053621A5 (https=
JPWO2023053621A1 (https=
Inventor
英朗 吉見
真晃 安部
古都 東松
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Denso Corp
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Denso Corp
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Publication of JPWO2023053621A5 publication Critical patent/JPWO2023053621A5/ja
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/60—Software deployment
    • G06F8/65—Updates
    • 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
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • 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
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • 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)
    • H04L9/0822—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 key encryption key
    • 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
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/302—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the integer factorization problem, e.g. RSA or quadratic sieve [QS] schemes
    • 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
    • H04L9/3242—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 keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
    • 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
    • H04L2209/84—Vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Information Transfer Between Computers (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2023550370A 2021-09-30 2022-06-22 データ通信システム、センター装置、マスタ装置、暗号化プログラム及び復号化プログラム Active JP7768236B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021161212 2021-09-30
JP2021161212 2021-09-30
PCT/JP2022/024875 WO2023053621A1 (ja) 2021-09-30 2022-06-22 データ通信システム、センター装置、マスタ装置、暗号化プログラム及び復号化プログラム

Publications (3)

Publication Number Publication Date
JPWO2023053621A1 JPWO2023053621A1 (https=) 2023-04-06
JPWO2023053621A5 JPWO2023053621A5 (https=) 2024-04-18
JP7768236B2 true JP7768236B2 (ja) 2025-11-12

Family

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JP2023550370A Active JP7768236B2 (ja) 2021-09-30 2022-06-22 データ通信システム、センター装置、マスタ装置、暗号化プログラム及び復号化プログラム

Country Status (5)

Country Link
US (1) US20240267221A1 (https=)
JP (1) JP7768236B2 (https=)
CN (1) CN118140454A (https=)
DE (1) DE112022004670T5 (https=)
WO (1) WO2023053621A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7668204B2 (ja) * 2021-10-26 2025-04-24 本田技研工業株式会社 車載制御システム
DE102024210433A1 (de) 2024-10-30 2026-04-30 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Bereitstellen einer Softwarekomponente
CN120729519A (zh) * 2025-06-30 2025-09-30 联通智网科技股份有限公司 数据交互方法及装置、电子设备、介质

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014088062A (ja) 2012-10-29 2014-05-15 Denso Corp 通信システム、車載ｅｃｕ、およびリモートリプログラム装置
WO2015034020A1 (ja) 2013-09-06 2015-03-12 日本放送協会 送信装置、受信装置、限定受信システムおよび限定受信方法
US20200267547A1 (en) 2019-02-20 2020-08-20 Coretigo Ltd. Secure Key Exchange Mechanism In A Wireless Communication System
WO2020170732A1 (ja) 2019-02-22 2020-08-27 株式会社デンソー センター装置、データ配信システム及び配信制御プログラム
US20200389289A1 (en) 2019-06-05 2020-12-10 Sameer KHANNA Cryptographic systems with variable layout cryptography
JP2021072047A (ja) 2019-11-01 2021-05-06 株式会社東芝 セキュリティ管理システム及びセキュリティ管理方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03276424A (ja) 1990-03-26 1991-12-06 Toppan Printing Co Ltd 光カードの記録再生装置
JP7448282B2 (ja) 2020-03-31 2024-03-12 住鉱潤滑剤株式会社 耐熱性グリース組成物

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014088062A (ja) 2012-10-29 2014-05-15 Denso Corp 通信システム、車載ｅｃｕ、およびリモートリプログラム装置
WO2015034020A1 (ja) 2013-09-06 2015-03-12 日本放送協会 送信装置、受信装置、限定受信システムおよび限定受信方法
US20200267547A1 (en) 2019-02-20 2020-08-20 Coretigo Ltd. Secure Key Exchange Mechanism In A Wireless Communication System
WO2020170732A1 (ja) 2019-02-22 2020-08-27 株式会社デンソー センター装置、データ配信システム及び配信制御プログラム
US20200389289A1 (en) 2019-06-05 2020-12-10 Sameer KHANNA Cryptographic systems with variable layout cryptography
JP2021072047A (ja) 2019-11-01 2021-05-06 株式会社東芝 セキュリティ管理システム及びセキュリティ管理方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
伯田 恵輔 ほか，制御システムセキュリティの現状と課題 制御用コントローラ向け暗号通信機能の実現に向けて，計測と制御，日本，公益社団法人計測自動制御学会，2014年10月10日，第５３巻 第１０号，p. 936-942
溝口 誠一郎 ほか，セキュアなリモートリプログラミング方式の実装，コンピュータセキュリティシンポジウム２０１６ 論文集，日本，一般社団法人情報処理学会，2016年10月04日，2E1-2，p. 379-383

Also Published As

Publication number Publication date
CN118140454A (zh) 2024-06-04
WO2023053621A1 (ja) 2023-04-06
DE112022004670T5 (de) 2024-08-01
JPWO2023053621A1 (https=) 2023-04-06
US20240267221A1 (en) 2024-08-08

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