1. GNSS Vulnerability to Jamming & Spoofing
Professor David Last
Past-President, Royal Institute of Navigation
NNF Workshop
Navigation, Technology & Safety in Navigation
Bodo, Norway
2 February 2016
Picture: earthobservatory.nasa.
gov//newsroom/BlueMarble/
© David Last

3. GPS Jammer – GPS band © David Last
Picture:
© David Last

4. GPS and GSM Jammer
Picture:
© David Last

6. © David Last

7. © David Last

8. © David Last

9. Systems - or simply GNSS?

10. Pictures: Bob Cockshott – UK KTN, wwwbidhaabora.com

11. Pictures: Bob Cockshott – UK KTN

14. Material: Chronos Technology Ltd.

16. Area affected by jammer in the viewing gallery of the London Shard.
Red: Receivers jammed. Yellow: Reception degraded.
Model: 100W jammer. Commmercial-grade receivers.
Picture: Michael Jones, Chemring TS
© David Last

17. Low-cost spoofer devices can now seize control of GNSS receivers,
forcing them to show any location or time a criminal or terrorist chooses.
Pictures: dailymail.co.uk, gpsworld.com. Forbes.com

18. From: https://connect. innovateuk

19. London Heathrow Runway 27L
GNSS Instrument Approach
Supporting cast:
ILS/DME (I-LL)
LOC/DME (I-LL)
MLS/DME
Starring …
Instrument Landing System Localiser
Instrument Landing System Glideslope
Distance Measuring Equipment
Microwave Landing System
Barometric altimeter
High-Intensity Lighting System
From:

20. Enhanced Loran (eLoran) eLoran: Strong LF signals from earth
GPS: Weak microwaves from space
Both: timing, ranges, position, time
No common mode of failure
Plug-in replacement
Pictures: Mitchell Narins, Federal Aviation Administration; Reelektronika bv
© David Last

21. GNSS Vulnerability to Jamming & Spoofing
Professor David Last
Past-President, Royal Institute of Navigation
NNF Workshop
Navigation, Technology & Safety in Navigation
Bodo, Norway
2 February 2016
Picture: earthobservatory.nasa.
gov//newsroom/BlueMarble/
© David Last