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Counter Terror
21st April 2015
Prof. Charles Curry BEng, CEng, FIET Chronos Technology Ltd
How to Catch the Terrorists and
Criminals who use GPS Jammers
“Gone in 20 Seconds”
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
Recent “Events”
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
Recent “Events”
UK Research since 2008
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
Recent “Events”
Jammer Users
Personal Aggravation Disruption
Personal Privacy
Criminal Privacy
Organised Crime
Civil Disruption/Terrorism
Nation State
Personal Aggravation Disruption
Multi band
jammers jam
GPS as well as
mobile phones
Personal Privacy - 1
Events By Day Indicates Working Week Use
Personal Privacy - 2
Truck driver uses Jammer so he
can sleep at home not at the
Highway Truck-Stop
Cell Site off-air for 8 hours!!
Personal Privacy - 3
Three
Switch
GPS based
fleet tracking
technology
used here
Resilient Timing
System using
Rb/OCXO holdover
not impacted by
jamming
Criminal Privacy
Recent arrest apprehended a de-
tagged criminal who was a
passenger in a van.
The driver was using a cigarette
lighter style jammer.
Concerned about covert tracking
technology.
Organised Crime - 1
Photos courtesy of AVCIS
Vehicle & Plant theft
Doors open in 10 secs
Jammer on back seat
Gone in 20 seconds!
Break up or export
Organised Crime - 2
http://www.bbc.co.uk/programmes/p014f7jk
https://www.youtube.com/watch?v=I8fe3nNUmBg
Scene of Crime Photos
Photo courtesy of Hampshire Police Photo courtesy of AVCIS
Cigarette Lighter
style Jammer hot
wired to car
battery
Civil Disruption/Terrorism -1
25m off ground near
City Airport
Purple – Total Denial
of Service
Red – Major Errors
and Unable to get Fix
Yellow – Large Errors,
possible loss of lock
Civil Disruption/Terrorism - 2
Nation State - 1
Nation State - 2
Prof. Jiwon Seo -Yonsei University, South Korea Resilient PNT Forum II,
Dana Point, California - January 26, 2015
http://rntfnd.org/2015/02/01/resilient-pnt-forum-ii-presentations/
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
Recent “Events”
Where to buy Jammers
Over 50 active Chinese Web Sites
Power ~ 100mW to 50W!
3W 500mW
250mW
Buying the 3W Jammer
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
GPS Jamming Detection Solutions
Handhelds
– CTL3510, CTL3520
Rapid Deployment Threat Demonstrators
– Just needs power & permission
Meshed Threat Geolocation Networks
– Scales to National / International
– Localised CNI Protection
All field trial proven solutions
Rapid Deployment Threat Demos
Systems in UK, USA and around the World
Backhaul: Wireless mesh, ADSL, 3G/4G
Weather-proof, mains power with UPS
backup
Real time, web based data collection and
display
Data Analytics, Download event logs,
Reports
Deployment < 2weeks (subject to site
survey)
CTL3510 – Key Features
Hand Held, Simple to use
Identifies Jammer Activity
Detecting GPS jamming
High sensitivity
Visual LED display of jammer strength
Covert Vibration jammer indication
Rechargeable battery via micro USB
Event Log
CTL3520 – Key Features
Hand Held, Simple to use
Identifies which car!
Direction Finding Capability
Detects GPS L1 jamming
High sensitivity, LED Display
Attenuator for detection of High Power Jamming
Rechargeable battery via micro USB
24x7 Jammer Monitoring Uses 24x7 field deployed sensors
Actionable Intelligence
Central management system
Logs jamming event data
Email alerts
Roadmap features include….
– GSM jamming detection
– Small footprint co-located with ANPR
Signal Sentry™ 1000 (SS1000) Chronos Sensor solutions in Exelis SS1000
Jamming Sensor Network Mesh
Real time geolocation of threat
Individual jammer detection and geolocation
Identifies approximate location
– Agents on ground use CTL3520 to locate jammer
– Scalable from CNI to national / international
Operational system with a UK Police Force
Presentation Contents
Background Research
Who Uses Jammers and Why?
Where to buy your jammers
GPS Jammer Detection Solutions
Recent “Events”
London – Data Analysis -1
Events >60 seconds per month since 1/1/15
Jan Feb Mar Apr
142
London – Data Analysis - 2
Events >60 seconds through the day since 1/1/15
Midnight Midday
70
London – Data Analysis -3
Events >60 seconds by day since 1/1/15
Sun Mon Tue Wed Thu Fri Sat
95
Kills @ Apr 2015!
Conclusion
Terrorists
– Do they know about GPS Jammers?
– Criminals do!
Do you know about Jammers?
Do you have effective Counter
Measures?
Learn with the SENTINEL Report
– Chronos Booth F24
www.chronos.co.uk
www.gpsworld.biz
www.gaardian.co.uk
charles.curry@chronos.co.uk
Thankyou
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