Cgsic presentation humphreys

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Cgsic presentation humphreys

  1. 1. Privacy vs. GPS IntegrityTodd Humphreys, UT Austin Aerospace Dept. CGSIC/USSLS Regional Meeting| June 13, 2012
  2. 2. Acknowledgements• University of Texas Radionavigation Lab graduate students Jahshan Bhatti, Kyle Wesson, Ken Pesyna, Zak Kassas, and Daniel Shepard• Mark Psiaki, Brady O’Hanlon, Ryan Mitch (Cornell)• Brent Ledvina (Coherent Navigation)• Aaron Fansler (Northrop Grumman)
  3. 3. 4:00 AM May 2, 2000Meters Error UTC Hours
  4. 4. Wave Bubble
  5. 5. GPS Spoofer
  6. 6. GPS Spoofer
  7. 7. GPS Spoofer
  8. 8. GPS Spoofer
  9. 9. GPS Spoofer
  10. 10. GPS Spoofer
  11. 11. Spoofing Testbed
  12. 12. Spoofing as a Virtual Tractor Beam Target UAVReceive Antenna External Reference Clock Spoofed Signals as a “Virtual Tractor Beam”Control Computer Internet or LAN GPS Spoofer Transmit Antenna UAV coordinates from tracking system

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