EP4720902A1 - Chargeur d'amorçage portable utilisant une chaîne de blocs - Google Patents

Chargeur d'amorçage portable utilisant une chaîne de blocs

Info

Publication number
EP4720902A1
EP4720902A1 EP24728240.3A EP24728240A EP4720902A1 EP 4720902 A1 EP4720902 A1 EP 4720902A1 EP 24728240 A EP24728240 A EP 24728240A EP 4720902 A1 EP4720902 A1 EP 4720902A1
Authority
EP
European Patent Office
Prior art keywords
transaction
boot loader
blockchain
public key
operating system
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.)
Pending
Application number
EP24728240.3A
Other languages
German (de)
English (en)
Inventor
Liuxuan PAN
Wei Zhang
Craig Steven WRIGHT
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.)
Nchain Licensing AG
Original Assignee
Nchain Licensing AG
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
Priority claimed from GB2308054.2A external-priority patent/GB2630584B/en
Priority claimed from GB2308053.4A external-priority patent/GB2630583A/en
Priority claimed from GB2308056.7A external-priority patent/GB2630585A/en
Application filed by Nchain Licensing AG filed Critical Nchain Licensing AG
Publication of EP4720902A1 publication Critical patent/EP4720902A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • G06F21/575—Secure boot
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • G06F21/572—Secure firmware programming, e.g. of basic input output system [BIOS]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stored Programmes (AREA)

Abstract

Un procédé mis en œuvre par ordinateur pour démarrer un dispositif à l'aide d'un dispositif de chargeur d'amorçage portable, le dispositif de chargeur d'amorçage portable comprenant un chargeur d'amorçage et des fichiers de système d'exploitation, une chaîne de blocs comprenant une transaction de chargeur d'amorçage, la transaction de chargeur d'amorçage comprenant une sortie verrouillée à une clé publique maître, et la transaction de chargeur d'amorçage comprenant une première signature signant le chargeur d'amorçage et une seconde signature signant les fichiers de système d'exploitation, et le procédé comprenant : l'obtention de la transaction de chargeur d'amorçage; la vérification de la première signature à l'aide de la clé publique maître; la vérification de la seconde signature à l'aide de la clé publique maître; et le chargement des fichiers de système d'exploitation à l'aide du chargeur d'amorçage.
EP24728240.3A 2023-05-30 2024-05-29 Chargeur d'amorçage portable utilisant une chaîne de blocs Pending EP4720902A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB2308054.2A GB2630584B (en) 2023-05-30 2023-05-30 Portable boot loader using blockchain
GB2308053.4A GB2630583A (en) 2023-05-30 2023-05-30 Portable boot loader using blockchain
GB2308056.7A GB2630585A (en) 2023-05-30 2023-05-30 Portable boot loader using blockchain
PCT/EP2024/064736 WO2024246109A1 (fr) 2023-05-30 2024-05-29 Chargeur d'amorçage portable utilisant une chaîne de blocs

Publications (1)

Publication Number Publication Date
EP4720902A1 true EP4720902A1 (fr) 2026-04-08

Family

ID=91248420

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24728240.3A Pending EP4720902A1 (fr) 2023-05-30 2024-05-29 Chargeur d'amorçage portable utilisant une chaîne de blocs

Country Status (3)

Country Link
EP (1) EP4720902A1 (fr)
CN (1) CN121285809A (fr)
WO (1) WO2024246109A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120092222A (ko) * 2011-02-11 2012-08-21 삼성전자주식회사 보안 부팅 방법 및 보안 부트 이미지 생성 방법
KR102415005B1 (ko) * 2019-08-21 2022-07-01 한국전자통신연구원 실행코드를 검증하는 하드웨어 보안모듈 및 그것을 갖는 디바이스 및 그것의 동작 방법
GB2588659A (en) * 2019-10-31 2021-05-05 Nchain Holdings Ltd Communication protocol using blockchain transactions

Also Published As

Publication number Publication date
WO2024246109A1 (fr) 2024-12-05
CN121285809A (zh) 2026-01-06

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