JP4385293B2 - 無線通信システム - Google Patents
無線通信システム Download PDFInfo
- Publication number
- JP4385293B2 JP4385293B2 JP2004198302A JP2004198302A JP4385293B2 JP 4385293 B2 JP4385293 B2 JP 4385293B2 JP 2004198302 A JP2004198302 A JP 2004198302A JP 2004198302 A JP2004198302 A JP 2004198302A JP 4385293 B2 JP4385293 B2 JP 4385293B2
- Authority
- JP
- Japan
- Prior art keywords
- unit
- session key
- mobile phone
- key
- public key
- 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.)
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- 238000004891 communication Methods 0.000 title claims description 76
- 230000005540 biological transmission Effects 0.000 claims description 100
- 238000000034 method Methods 0.000 claims description 97
- 230000010365 information processing Effects 0.000 claims description 52
- 238000004364 calculation method Methods 0.000 description 40
- 238000012545 processing Methods 0.000 description 27
- 230000014509 gene expression Effects 0.000 description 20
- 230000006870 function Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 11
- 230000004044 response Effects 0.000 description 11
- 239000004065 semiconductor Substances 0.000 description 9
- 230000001413 cellular effect Effects 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 238000013478 data encryption standard Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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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
-
- 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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
-
- 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
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
-
- 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
- H04L9/3236—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
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
-
- 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
- H04L2209/80—Wireless
- H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Telephone Function (AREA)
Description
・・・(19)
・・・(20)
Claims (2)
- 無線通信する第1の情報処理装置と第2の情報処理装置とからなる無線通信システムにおいて、
前記第1の情報処理装置は、
予め保持している秘密鍵を用いて、前記秘密鍵によってのみ復号可能に情報を暗号化するために用いられる公開鍵を生成する公開鍵生成手段と、
前記公開鍵を無線通信により前記第2の情報処理装置あてに送信する第1の送信手段と
を備え、
前記第2の情報処理装置は、
前記第1の情報処理装置から送信されてきた前記公開鍵を、複数の位置において受信する第1の受信手段と、
複数の前記位置において受信された前記公開鍵の受信時刻のそれぞれを基に、前記第1の情報処理装置の位置を算出する算出手段と、
算出された前記第1の情報処理装置の前記位置が予め定められた領域内にあるか否かを判定する判定手段と、
前記第1の情報処理装置の前記位置が前記領域内にあると判定された場合、前記第1の情報処理装置との間で通信される情報を暗号化するか、または復号するために必要なセッション鍵のハッシュ値を生成する第1の生成手段と、
前記セッション鍵の前記ハッシュ値によって特定される画像を表示する第1の表示手段と、
前記第1の情報処理装置の前記位置が前記領域内にあると判定された場合、前記セッション鍵を、受信した前記公開鍵で暗号化する暗号化手段と、
前記公開鍵により暗号化された前記セッション鍵を、前記第1の情報処理装置に送信する第2の送信手段と
を備え、
前記第1の情報処理装置は、さらに、
前記第2の情報処理装置から送信されてきた前記セッション鍵を受信する第2の受信手段と、
受信した前記セッション鍵を前記秘密鍵により復号する復号手段と、
復号された前記セッション鍵のハッシュ値を生成する第2の生成手段と、
前記第2の生成手段により生成された前記ハッシュ値によって特定される画像を表示する第2の表示手段と
を備える
ことを特徴とする無線通信システム。 - 前記第1の送信手段は、前記公開鍵を、UWB(Ultra Wide Band)方式により前記第2の情報処理装置あてに送信し、
前記第1の受信手段は、UWB方式により、複数の位置において前記公開鍵を受信する
ことを特徴とする請求項1に記載の無線通信システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004198302A JP4385293B2 (ja) | 2004-07-05 | 2004-07-05 | 無線通信システム |
US11/155,505 US7873836B2 (en) | 2004-07-05 | 2005-06-20 | Information processing apparatus and method, recording medium, program, and wireless communication system |
CN200510085904XA CN1721873B (zh) | 2004-07-05 | 2005-07-04 | 信息处理装置和方法及无线通信系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004198302A JP4385293B2 (ja) | 2004-07-05 | 2004-07-05 | 無線通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006020233A JP2006020233A (ja) | 2006-01-19 |
JP4385293B2 true JP4385293B2 (ja) | 2009-12-16 |
Family
ID=35513955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004198302A Expired - Fee Related JP4385293B2 (ja) | 2004-07-05 | 2004-07-05 | 無線通信システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US7873836B2 (ja) |
JP (1) | JP4385293B2 (ja) |
CN (1) | CN1721873B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008219730A (ja) * | 2007-03-07 | 2008-09-18 | Nec Corp | 情報処理システム及び方法並びにプログラム |
GB0713915D0 (en) * | 2007-07-18 | 2007-08-29 | Solutions & Services Uk Ltd E | E-mail system |
US8869248B2 (en) * | 2010-08-16 | 2014-10-21 | Blackberry Limited | Communication system providing wireless authentication for private data access and related methods |
JP5811784B2 (ja) * | 2011-11-08 | 2015-11-11 | 住友電気工業株式会社 | 無線通信システム、情報提供装置、移動体端末、及び移動体端末へ情報を提供する方法 |
DE112016006810T5 (de) * | 2016-04-28 | 2019-01-24 | Mitsubishi Electric Corporation | Fahrzeugbordeinrichtung, Bodendaten-Managementeinrichtung, Boden-zu-Fahrzeug-Kommunikationssicherheitssystem und Boden-zu-Fahrzeugkommunikationsverfahren |
US11736297B2 (en) * | 2021-01-27 | 2023-08-22 | Capital One Services, Llc | System and method for hash value confirmation of electronic communications |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1188275A (ja) | 1997-09-03 | 1999-03-30 | Nippon Telegr & Teleph Corp <Ntt> | 受信局選択式データ情報放送システム |
US6128735A (en) * | 1997-11-25 | 2000-10-03 | Motorola, Inc. | Method and system for securely transferring a data set in a data communications system |
US6133876A (en) * | 1998-03-23 | 2000-10-17 | Time Domain Corporation | System and method for position determination by impulse radio |
US6501393B1 (en) * | 1999-09-27 | 2002-12-31 | Time Domain Corporation | System and method for using impulse radio technology to track and monitor vehicles |
US6681107B2 (en) | 2000-12-06 | 2004-01-20 | Xybernaut Corporation | System and method of accessing and recording messages at coordinate way points |
JP4220189B2 (ja) * | 2002-07-15 | 2009-02-04 | 株式会社日立製作所 | 情報ネットワークシステムの制御方法および情報ネットワークシステム |
US7243231B2 (en) | 2002-07-31 | 2007-07-10 | Intel Corporation | Sensory verification of shared data |
US20040203870A1 (en) | 2002-08-20 | 2004-10-14 | Daniel Aljadeff | Method and system for location finding in a wireless local area network |
JP4519435B2 (ja) * | 2003-09-25 | 2010-08-04 | 富士通コンポーネント株式会社 | 車載システム |
US7403744B2 (en) * | 2004-03-11 | 2008-07-22 | Symbol Technologies, Inc. | Self-associating wireless personal area network |
US7463143B2 (en) * | 2004-03-15 | 2008-12-09 | Arbioran | Methods and systems for gathering market research data within commercial establishments |
US7383053B2 (en) * | 2004-04-28 | 2008-06-03 | Lawrence Livermore National Security, Llc | Position estimation of transceivers in communication networks |
-
2004
- 2004-07-05 JP JP2004198302A patent/JP4385293B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-20 US US11/155,505 patent/US7873836B2/en not_active Expired - Fee Related
- 2005-07-04 CN CN200510085904XA patent/CN1721873B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060002558A1 (en) | 2006-01-05 |
CN1721873A (zh) | 2006-01-18 |
US7873836B2 (en) | 2011-01-18 |
CN1721873B (zh) | 2010-06-16 |
JP2006020233A (ja) | 2006-01-19 |
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