WO2009060899A1 - 共通鍵設定方法、中継装置、及びプログラム - Google Patents

共通鍵設定方法、中継装置、及びプログラム Download PDF

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Publication number
WO2009060899A1
WO2009060899A1 PCT/JP2008/070212 JP2008070212W WO2009060899A1 WO 2009060899 A1 WO2009060899 A1 WO 2009060899A1 JP 2008070212 W JP2008070212 W JP 2008070212W WO 2009060899 A1 WO2009060899 A1 WO 2009060899A1
Authority
WO
WIPO (PCT)
Prior art keywords
relay device
secret information
secret
information
common key
Prior art date
Application number
PCT/JP2008/070212
Other languages
English (en)
French (fr)
Inventor
Nachi Ueno
Shingo Orihara
Kei Karasawa
Yukio Tsuruoka
Original Assignee
Nippon Telegraph And Telephone Corporation
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 by Nippon Telegraph And Telephone Corporation filed Critical Nippon Telegraph And Telephone Corporation
Priority to US12/741,758 priority Critical patent/US8291231B2/en
Priority to EP08846707.1A priority patent/EP2207302B1/en
Priority to JP2009540080A priority patent/JP5039146B2/ja
Publication of WO2009060899A1 publication Critical patent/WO2009060899A1/ja

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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
    • H04L9/32—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0281—Proxies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
    • 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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
    • 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
    • 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
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0272—Virtual private networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/16—Implementing security features at a particular protocol layer
    • H04L63/166—Implementing security features at a particular protocol layer at the transport layer

Abstract

　第２装置の秘密鍵が中継装置に格納され、第１装置が、共通鍵を特定するための秘密情報を設定し、第２装置の公開鍵を用いて秘密情報を暗号化した暗号化秘密情報を生成し、中継装置に送信する。次に、中継装置が、第２装置の秘密鍵を用いて暗号化秘密情報を復号し、秘密情報を抽出する。そして、中継装置が、暗号化秘密情報を第２装置に送信し、第２装置が、当該第２装置の秘密鍵を用いて暗号化秘密情報を復号し、秘密情報を抽出する。その後、第１装置と中継装置との間、及び、第２装置と中継装置との間で、通信ログ情報と秘密情報とに対応する終了情報を交換する。
PCT/JP2008/070212 2007-11-07 2008-11-06 共通鍵設定方法、中継装置、及びプログラム WO2009060899A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/741,758 US8291231B2 (en) 2007-11-07 2008-11-06 Common key setting method, relay apparatus, and program
EP08846707.1A EP2207302B1 (en) 2007-11-07 2008-11-06 Common key setting method, relay apparatus, and program
JP2009540080A JP5039146B2 (ja) 2007-11-07 2008-11-06 共通鍵設定方法、中継装置、及びプログラム

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007289906 2007-11-07
JP2007-289906 2007-11-07
JP2008-190536 2008-07-24
JP2008190536 2008-07-24

Publications (1)

Publication Number Publication Date
WO2009060899A1 true WO2009060899A1 (ja) 2009-05-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/070212 WO2009060899A1 (ja) 2007-11-07 2008-11-06 共通鍵設定方法、中継装置、及びプログラム

Country Status (4)

Country Link
US (1) US8291231B2 (ja)
EP (1) EP2207302B1 (ja)
JP (1) JP5039146B2 (ja)
WO (1) WO2009060899A1 (ja)

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EP2207302A4 (en) 2013-05-22
US20100250951A1 (en) 2010-09-30
US8291231B2 (en) 2012-10-16
JP5039146B2 (ja) 2012-10-03
JPWO2009060899A1 (ja) 2011-03-24
EP2207302B1 (en) 2016-02-17
EP2207302A1 (en) 2010-07-14

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