JP2009278223A - 電子証明システム及び秘匿通信システム - Google Patents

電子証明システム及び秘匿通信システム Download PDF

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Publication number
JP2009278223A
JP2009278223A JP2008125662A JP2008125662A JP2009278223A JP 2009278223 A JP2009278223 A JP 2009278223A JP 2008125662 A JP2008125662 A JP 2008125662A JP 2008125662 A JP2008125662 A JP 2008125662A JP 2009278223 A JP2009278223 A JP 2009278223A
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Japan
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data
random number
encrypted
certification
original
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JP2008125662A
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Japanese (ja)
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JP2009278223A5 (enExample
Inventor
Masakatsu Matsuo
正克 松尾
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Panasonic Corp
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Panasonic Corp
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Priority to JP2008125662A priority Critical patent/JP2009278223A/ja
Priority to US12/464,436 priority patent/US20090285389A1/en
Publication of JP2009278223A publication Critical patent/JP2009278223A/ja
Publication of JP2009278223A5 publication Critical patent/JP2009278223A5/ja
Pending legal-status Critical Current

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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
    • 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
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
JP2008125662A 2008-05-13 2008-05-13 電子証明システム及び秘匿通信システム Pending JP2009278223A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008125662A JP2009278223A (ja) 2008-05-13 2008-05-13 電子証明システム及び秘匿通信システム
US12/464,436 US20090285389A1 (en) 2008-05-13 2009-05-12 Electronic certification system and confidential communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008125662A JP2009278223A (ja) 2008-05-13 2008-05-13 電子証明システム及び秘匿通信システム

Publications (2)

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JP2009278223A true JP2009278223A (ja) 2009-11-26
JP2009278223A5 JP2009278223A5 (enExample) 2011-06-30

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JP2008125662A Pending JP2009278223A (ja) 2008-05-13 2008-05-13 電子証明システム及び秘匿通信システム

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US (1) US20090285389A1 (enExample)
JP (1) JP2009278223A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
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JP5418025B2 (ja) * 2009-07-08 2014-02-19 株式会社リコー 情報処理装置、システム管理方法、システム管理プログラム、及びそのプログラムを記録した記録媒体
JP6008316B2 (ja) 2012-08-24 2016-10-19 パナソニックＩｐマネジメント株式会社 秘密分散装置および秘密分散プログラム
JP6226197B2 (ja) * 2014-05-23 2017-11-08 パナソニックＩｐマネジメント株式会社 証明書発行システム、クライアント端末、サーバ装置、証明書取得方法、及び証明書発行方法
US10129022B1 (en) * 2016-02-22 2018-11-13 The Regents Of The University Of California Secret key for wireless communication in cyber-physical automotive systems

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