JP4773708B2 - ネットワークメディアにおける通信を認証するシステムおよび方法 - Google Patents
ネットワークメディアにおける通信を認証するシステムおよび方法 Download PDFInfo
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- JP4773708B2 JP4773708B2 JP2004325915A JP2004325915A JP4773708B2 JP 4773708 B2 JP4773708 B2 JP 4773708B2 JP 2004325915 A JP2004325915 A JP 2004325915A JP 2004325915 A JP2004325915 A JP 2004325915A JP 4773708 B2 JP4773708 B2 JP 4773708B2
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- 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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- 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
- H04L63/0492—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 by using a location-limited connection, e.g. near-field communication or limited proximity of entities
-
- 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
- H04L63/065—Network architectures or network communication protocols for network security for supporting key management in a packet data network for group communications
-
- 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
- H04L63/12—Applying verification of the received information
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Description
Claims (2)
- 少なくとも3つの通信装置間の通信を安全にする方法であって、
前記少なくとも3つの通信装置のうちの第1通信装置が前記第1通信装置の少なくとも事前認証情報を前記第1通信装置に接続された所在地限定物理トークンチャンネルに保存するステップと、
前記少なくとも3つの通信装置のうち、現在通信装置となる次の通信装置が、前記現在通信装置の少なくとも事前認証情報を前記現在通信装置に提供されて接続された前記所在地限定物理トークンチャンネルに保存するステップと、
前記現在通信装置が前記第1通信装置の少なくとも事前認証情報を前記所在地限定物理トークンチャンネルから前記現在通信装置にコピーするステップと、
前記少なくとも3つの通信装置のうちの前記第1通信装置と前記現在通信装置以外の残りの通信装置について、それぞれを現在通信装置として、前記保存するステップと、前記コピーするステップと、を繰り返すステップと、
前記第1通信装置が前記各現在通信装置それぞれの少なくとも事前認証情報を、前記第1通信装置に再接続された前記所在地限定物理トークンチャンネルから前記第1通信装置にコピーするステップと、
前記第1通信装置が前記所在地限定物理トークンチャンネルを用いて前記第1通信装置と各現在通信装置の間で交換された前記第1通信装置と前記各現在通信装置の少なくとも事前認証情報に基づいて、前記第1通信装置と前記各現在通信装置の間で安全な通信を確立するステップと、
前記第1通信装置が、前記各現在通信装置同士で安全な2地点間通信を行うために、前記各現在通信装置の秘密鍵を用いて生成された署名が、前記各現在通信装置の公開鍵を用いて有効であると判断されたときに、前記確立された安全な通信の経路を介して、前記各現在通信装置それぞれの少なくとも事前認証情報を前記各現在通信装置それぞれに対して送信するステップと、
を含むことを特徴とする方法。 - データ処理装置で実行でき、少なくとも3つの通信装置間の安全な通信に利用できる一連のプログラム命令を格納する記憶媒体であって、
前記一連のプログラム命令は、
第1通信装置が前記第1通信装置に接続された所在地限定物理トークンチャンネルに、前記第1通信装置の少なくとも事前認証情報を保存する命令と、
前記第1通信装置とは異なる少なくとも2つの他の通信装置が、前記各他の通信装置の少なくとも事前認証情報を前記所在地限定物理トークンチャンネルに保存する命令と、
前記各他の通信装置が少なくとも前記第1通信装置の少なくとも事前認証情報を前記所在地限定物理トークンチャンネルから前記各他の通信装置にコピーする命令と、
前記第1通信装置が前記他の通信装置の少なくとも事前認証情報を、前記所在地限定物理トークンチャンネルから前記第1通信装置にコピーする命令と、
前記第1通信装置が前記所在地限定物理トークンチャンネルを用いて前記第1通信装置と前記各他の通信装置の間で交換された前記第1通信装置と前記各他の通信装置の少なくとも事前認証情報に基づいて、前記第1通信装置と前記各他の通信装置の間で安全な通信を確立する命令と、
前記第1通信装置が、前記各他の通信装置同士で安全な2地点間通信を行うために、前記各他の通信装置の秘密鍵を用いて生成された署名が、前記各他の通信装置の公開鍵を用いて有効であると判断されたときに、前記確立された安全な通信の経路を介して、前記各他の通信装置それぞれの少なくとも事前認証情報を前記各他の通信装置それぞれに対して送信する命令と、
を含むことを特徴とする記憶媒体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US10/703,437 | 2003-11-10 | ||
US10/703,437 US20050100166A1 (en) | 2003-11-10 | 2003-11-10 | Systems and methods for authenticating communications in a network medium |
Publications (2)
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JP2005151557A JP2005151557A (ja) | 2005-06-09 |
JP4773708B2 true JP4773708B2 (ja) | 2011-09-14 |
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JP2004325915A Expired - Fee Related JP4773708B2 (ja) | 2003-11-10 | 2004-11-10 | ネットワークメディアにおける通信を認証するシステムおよび方法 |
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US (1) | US20050100166A1 (ja) |
EP (1) | EP1536609B1 (ja) |
JP (1) | JP4773708B2 (ja) |
DE (1) | DE602004019870D1 (ja) |
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JP4166466B2 (ja) * | 2001-12-19 | 2008-10-15 | ソニー株式会社 | 無線通信システム及び無線通信方法、無線通信装置及びその制御方法、並びにコンピュータ・プログラム |
US20030149874A1 (en) * | 2002-02-06 | 2003-08-07 | Xerox Corporation | Systems and methods for authenticating communications in a network medium |
JP4057842B2 (ja) * | 2002-05-22 | 2008-03-05 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信における通信相手機器特定方法 |
US20030017985A1 (en) * | 2002-07-02 | 2003-01-23 | Taylor Gregory Alan | Molecules that influence pathogen resistance |
US7904720B2 (en) * | 2002-11-06 | 2011-03-08 | Palo Alto Research Center Incorporated | System and method for providing secure resource management |
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2003
- 2003-11-10 US US10/703,437 patent/US20050100166A1/en not_active Abandoned
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2004
- 2004-11-05 EP EP04026382A patent/EP1536609B1/en not_active Expired - Fee Related
- 2004-11-05 DE DE602004019870T patent/DE602004019870D1/de active Active
- 2004-11-10 JP JP2004325915A patent/JP4773708B2/ja not_active Expired - Fee Related
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EP1536609A3 (en) | 2005-08-03 |
DE602004019870D1 (de) | 2009-04-23 |
EP1536609A2 (en) | 2005-06-01 |
EP1536609B1 (en) | 2009-03-11 |
JP2005151557A (ja) | 2005-06-09 |
US20050100166A1 (en) | 2005-05-12 |
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