© David Last
Criminals on the MoveSlaugham Manor, Sussex
16 April 2015
GPS Tracking Evidence- Handle with Care!
Professor David Last
Picture: earthobservatory.nasa.gov//newsroom/BlueMarble/
© David Last
Pictures: www.garmin.com,www.bbc.co.uk/news
GPSThe Global Positioning System
© David Last
TomTom Car NavigatorGPS receiver + Computer
Picture: www.tomtom.com
© David Last
List of addresses extracted from TomTom car navigator
© David Last
Plot of addresses extracted from TomTom car navigator
© David Last
Picture: www.paraben.com, www.msb.com, www.forensicnavigation.com, www.blackthorn2.com, www.cellebrite.com
© David Last
Picture: Audi Bedienungsanleitung englisch 1.05 254.562.742.20
© David Last
Quality of evidence from satellite navigators
At its worst …
Nevertheless…
• List of addresses, but …• No identity, no times or dates• No route, no evidence of visit• No specific vehicle
• Powerful leads• Linked to other evidence
© David Last
Quality of evidence from satellite navigators
At its best …• Name and home address• Addresses in order, favourites• Language and preferences• Telephone numbers and calls
and possibly ….• Multiple timed and dated tracks
© David Last
© David Last
© David Last
© David Last
© David Last
GPS Tracking Evidence comes from:•Law enforcement covert operations•Employers•Commercial tracking companies•Motor insurance companies•Criminals
Pictures: www.vehicletrackingltd.co.uk, www.olmc.eu,blogs.guardian.co.uk
© David Last
© David Last
© David Last
© David Last
Pictures: www.gral-gju.org/examples.php, dreamtimes
© David Last
GPS Tracking System on Vehicle
© David Last
GPS Tracker usingText Messaging
Pictures: www.amazon.co.uk, www.conrad-uk.com
GPS DataLogger
© David Last
© David Last
Vehicle trackingsystem
Delivered – or not?
© David Last
© David Last
GPS Tracking Record
© David Last
GPS Tracking Record
Raw data:
Data received:
© David Last
Law Enforcement professionalsmay download these documents from CDA (Communications Data Assistant)
Contact: Andy Beet, National Policing DCG Futures LeadCobalt Square,1 South Lambeth Road,London SW18 1SU
© David Last
Criminals on the MoveSlaugham Manor, Sussex
16 April 2015
GPS Tracking Evidence- Handle with Care!
Professor David Last
Picture: earthobservatory.nasa.gov//newsroom/BlueMarble/