JP6768947B2 - コンセンサスノードおよびクライアントノードの間での通信の管理 - Google Patents
コンセンサスノードおよびクライアントノードの間での通信の管理 Download PDFInfo
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- JP6768947B2 JP6768947B2 JP2019521655A JP2019521655A JP6768947B2 JP 6768947 B2 JP6768947 B2 JP 6768947B2 JP 2019521655 A JP2019521655 A JP 2019521655A JP 2019521655 A JP2019521655 A JP 2019521655A JP 6768947 B2 JP6768947 B2 JP 6768947B2
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- 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
- H04L9/3263—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
- H04L9/3268—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements using certificate validation, registration, distribution or revocation, e.g. certificate revocation list [CRL]
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- 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
- H04L9/3263—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
- H04L9/3265—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 certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements using certificate chains, trees or paths; Hierarchical trust model
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- 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]
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- 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)
- H04L9/083—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) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
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- 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
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- 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
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- 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
- H04L9/321—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 a third party or a trusted authority
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- 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
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- 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
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- 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
- H04L9/40—Network security protocols
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- 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
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Information Transfer Between Computers (AREA)
- Computer And Data Communications (AREA)
- Storage Device Security (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Prostheses (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Description
106 コンピューティングシステム
108 コンピューティングシステム
110 ネットワーク
202 エンティティレイヤ
204 ホストされたサービスレイヤ
206 パブリックブロックチェーンレイヤ
208 トランザクション管理システム
210 ブロックチェーンインターフェース
212 ブロックチェーンネットワーク
214 ノード
216 ブロックチェーン
302a コンセンサスノード
302b コンセンサスノードおよびクライアントノード
304 CA
402 ノード1
404 ノード2
406 ノード3
408 ノード4
410 クライアント1
412 クライアント2
414 クライアント3
Claims (9)
- コンセンサスノード間の通信と、コンセンサスノードとクライアントノードとの間の通信とを分離するためのコンピュータで実行される方法であって、
コンセンサスノードによって、証明書署名要求(CSR)を生成するステップと、
前記CSRを第1の認証局(CA)に送信するステップと、
前記CSRに応答した第1のCAからの前記コンセンサスノードの第1の公開鍵証明書、および第1の1つまたは複数のCAによって発行された1つまたは複数の他のコンセンサスノードの第1の1つまたは複数の公開鍵証明書を受信するステップと、
前記CSRを第2のCAに送信するステップと、
前記CSRに応答した前記第2のCAからの前記コンセンサスノードの第2の公開鍵証明書、および第2の1つまたは複数のCAによって発行された1つまたは複数のクライアントノードの第2の1つまたは複数の公開鍵証明書を受信するステップと、
前記コンセンサスノード上で、前記第1の公開鍵証明書および前記1つまたは複数の他のコンセンサスノードの前記第1の1つまたは複数の公開鍵証明書を含む第1のトラストストアと、前記第2の公開鍵証明書および前記1つまたは複数のクライアントノードの前記第2の1つまたは複数の公開鍵証明書を含む第2のトラストストアとを、構成するステップとを備える、
コンピュータで実行される方法。 - 前記第1の1つまたは複数のCAおよび前記第2の1つまたは複数のCAを決定するステップと、
前記第1の1つまたは複数のCAおよび前記第2の1つまたは複数のCAからルート証明書を受信するステップと、
前記第1の1つまたは複数のCAおよび前記第2の1つまたは複数のCAの対応する公開鍵に基づいて前記ルート証明書を検証するステップとをさらに備える、
請求項1に記載のコンピュータで実行される方法。 - 前記CSRが、前記第1の公開鍵証明書または前記第2の公開鍵証明書に含まれるべき公開鍵および情報を含む、
請求項1に記載のコンピュータで実行される方法。 - 前記CSRが、秘密鍵を使用して前記コンセンサスノードによってデジタル署名される、
請求項2に記載のコンピュータで実行される方法。 - 前記第1の1つまたは複数の公開鍵証明書の一部分のうちの少なくとも1つが対応するコンセンサスノードによって自己署名される、または、前記第2の1つまたは複数の公開鍵証明書の一部分が対応するクライアントノードによって自己署名される、
請求項1に記載のコンピュータで実行される方法。 - 前記コンセンサスノードの対応する秘密鍵を使用して、公開鍵の自己署名された証明書を生成するステップと、
前記コンセンサスノード上で、前記コンセンサスノードの前記秘密鍵および前記自己署名された証明書を構成するステップとをさらに備える、
請求項1に記載のコンピュータで実行される方法。 - 前記第1の公開鍵証明書、前記第1の1つまたは複数の公開鍵証明書、前記第2の公開鍵証明書、および前記第2の1つまたは複数の公開鍵証明書が、トランスポートレイヤセキュリティ(TLS)証明書である、
請求項1に記載のコンピュータで実行される方法。 - 1つまたは複数のプロセッサに結合され、かつ前記1つまたは複数のプロセッサによって実行されると、請求項1から7のいずれか一項に記載の方法に従った動作を前記1つまたは複数のプロセッサに実行させる命令が記録された、非一時的コンピュータ可読記録媒体。
- コンピューティングデバイスと、
前記コンピューティングデバイスに結合され、かつ前記コンピューティングデバイスによって実行されると、請求項1から7のいずれか一項に記載の方法に従った動作を前記コンピューティングデバイスに実行させる命令が記録された、コンピュータ可読記録デバイスとを備える、システム。
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PCT/CN2018/114417 WO2019072267A2 (en) | 2018-11-07 | 2018-11-07 | COMMUNICATION MANAGEMENT BETWEEN CONSENSUS NODES AND CLIENT NODES |
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US (2) | US10887114B2 (ja) |
EP (1) | EP3533178B1 (ja) |
JP (1) | JP6768947B2 (ja) |
KR (1) | KR102266206B1 (ja) |
CN (1) | CN110383759B (ja) |
AU (1) | AU2018347189B2 (ja) |
BR (1) | BR112019008174A2 (ja) |
CA (1) | CA3041159C (ja) |
ES (1) | ES2818623T3 (ja) |
MX (1) | MX2019004653A (ja) |
PH (1) | PH12019500879A1 (ja) |
PL (1) | PL3533178T3 (ja) |
RU (1) | RU2713870C1 (ja) |
SG (1) | SG11201903572YA (ja) |
WO (1) | WO2019072267A2 (ja) |
ZA (1) | ZA201902559B (ja) |
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KR20210121805A (ko) * | 2020-03-31 | 2021-10-08 | 삼성전자주식회사 | 블록체인 기반의 pki 도메인에 속하는 전자 장치, 인증 기관 기반의 pki 도메인에 속하는 전자 장치, 및 이들을 포함하는 암호화 통신 시스템 |
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PL3533178T3 (pl) | 2021-01-11 |
AU2018347189B2 (en) | 2020-07-23 |
JP2020503717A (ja) | 2020-01-30 |
KR20200054123A (ko) | 2020-05-19 |
US20210083885A1 (en) | 2021-03-18 |
WO2019072267A3 (en) | 2019-07-25 |
ES2818623T3 (es) | 2021-04-13 |
US20190253265A1 (en) | 2019-08-15 |
CA3041159A1 (en) | 2019-04-18 |
CA3041159C (en) | 2021-12-07 |
SG11201903572YA (en) | 2019-05-30 |
US10887114B2 (en) | 2021-01-05 |
KR102266206B1 (ko) | 2021-06-21 |
RU2713870C1 (ru) | 2020-02-07 |
WO2019072267A2 (en) | 2019-04-18 |
EP3533178A2 (en) | 2019-09-04 |
CN110383759A (zh) | 2019-10-25 |
ZA201902559B (en) | 2019-12-18 |
EP3533178A4 (en) | 2019-09-25 |
AU2018347189A1 (en) | 2020-05-21 |
EP3533178B1 (en) | 2020-09-09 |
US11108571B2 (en) | 2021-08-31 |
PH12019500879A1 (en) | 2019-11-25 |
BR112019008174A2 (pt) | 2019-09-10 |
MX2019004653A (es) | 2019-08-05 |
CN110383759B (zh) | 2022-05-10 |
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