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bluetooth and blue and me technology

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use of bluetoooooth and the bluetoooooth in fiat car

use of bluetoooooth and the bluetoooooth in fiat car

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Transcript

  • 1.
  • 2. presents Menz Corporation
  • 3. Introduction
    • Definition
    • History
    • Technologies
    • Application
    • Development
    • Overview
    • Service Provider
  • 4. Bluetooth In Past
    • 10 th Century Danish King (unified warring Viking Tribes): Harald Bluetooth
    • No Wireless Networks prior to 20 th Century
    • New Wireless Transmission Schemes for the 21 st Century
      • 802.11b
      • Home Radio Frequency
      • Bluetooth (version 1.0)
  • 5.
    • Ad hoc Networks
    • Bluetooth Chip: $5
    • Range 10 meters (30 feet)
    • Throughput: 720,000 bps
    • Peer to Peer
    • Piconet (8/250)
    • Scatternet (10 Piconets)
    Bluetooth In Present
  • 6. Bluetooth Applications
  • 7. PICONET
    • Type of Network
    • Containing 8 System
    • Grouped into
    • (i)Master Section
    • (ii)Slave Section
    • Only Official Use
  • 8. Bluetooth Development Local Area Network (LAN) Wireless Phone Network
    • Small Network
    • Large Throughput
    • IR or Radio Communication
    • Relays not used
    • Fixed with limited mobility
    • Small Distances
    • Large Network
    • Small Throughput
    • Radio Communication
    • Relays used
    • Mobility
    • Large Distances
  • 9. Bluetooth Overview Local Area Network (LAN) Wireless Phone Network Encryption Authentication Communication
    • Challenge-Response Scheme
    • SAFER+
    • None/One-way/Mutual
    • Needed for encryption
    • Optional
    • Symmetric Stream Cipher
    • Negotiable Key Size (8-128 bits)
    • Clock dependent
    • Radio Frequency Hopping (1600 Hps)
    • 2.4GHz Frequency Range
    • RF Interface
    • 720 Kbps – 4 Mbps
  • 10. Bluetooth Communication
    • Link Manager Protocol (LMP)
      • Configure, authenticate and handle the connections
      • Power management scheme
    • Radio Frequency Communications (RF C)
      • Controls Frequency Hopping for Bluetooth
    • Logical Link Control (LLC)
      • Link Management
        • Security Management
        • QoS Management
      • Transmission Scheduling
  • 11. Bluetooth Authentication CHECK SRES = SRES’ Link key generation K LINK PIN Random # SRES’ SRES ACO’ ACO Encryption key generation SRES’ BD_ADDR B E 1 (SAFER+) BD_ADDR B K LINK AU_RAND E 1 (SAFER+) BD_ADDR B K LINK AU_RAND A (Verifier) B (Claimant) AU_RAND
  • 12. Bluetooth Encryption E 0 BD_ADDR A clock A K C’ K cipher K cipher K cipher data A-B data B-A E 0 BD_ADDR A clock A K’ C’ K’ cipher K’ cipher K’ cipher data A-B data B-A data A B Is everything OK? Yes, BUT... =
  • 13. Bluetooth Disadvantage
    • Encryption
      • Plain Text Attack
    • Authentication
      • Unit Key Stealing
    • Communication
      • Impersonation
    Security Weaknesses
  • 14. Service Providers 1,900 Bluetooth Technology Manufactures IBM Menz Corporation SAN CO SYSTEMS
  • 15.
  • 16. Blue & Me - Fiat and Microsoft Collaboration
  • 17. BLUE & ME DEVICE
  • 18.
    • The Hands - Free System
    • SMS Reader
    • Musical Entertainment
    • MP3
    • WMA
    • WAV
    • Digital Format
    Advantages
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27. THANK YOU SUBMITTED BY S.MURALI J.SARAVANAN