bluetooth and blue and me technology

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use of bluetoooooth and the bluetoooooth in fiat car

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bluetooth and blue and me technology

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

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