3SI Security Systems

3SI Security Systems is the leading ATM and Cash Machine Protection Systems provider with solutions designed to recover stolen cash, apprehend criminals and deter crime. Protect the machine, cassettes, and the cash inside against all types of criminal attacks through GNSS/GPS tracking, tracing, or monitoring technology.

With over 48 years’ experience, 3SI is committed to help to create a #SaferWorld. Our innovative solutions boast a 70+% success rate, have helped recover over $119 million in stolen property, and have led to the arrest of thousands of dangerous criminals.

Visit for more information.

3SI Security Systems

610-280-2000 Direct
800-523-1430 Toll Free
[email protected]

Follow us on:

Products & Services

GNSS/GPS Tracking Technology

Cash Tracker™ - Cassette

Protect the ATM machine, cassettes and the cash inside against attack.

ATM Tracker™ is a fully automatic solution that silently and automatically notifies local law enforcement of a pull-out crime as it occurs. ATM Tracker will track the ATM, cash and criminals during their escape. This highly effective solution has recovered 95% of all stolen ATM cash and has led to criminal apprehension. Get more information on ATM Tracker

Cash Tracker™ provides an easy to access solution to protect the cash in manned CDUs and similar machines during a robbery. Get more information on Cash Tracker

Cash Tracker™ - Cassette automatically triggers a silent theft alert when the cassette or cash inside is tilted past 30 degrees. Once activated, the tracking information is accessed by local law enforcement allowing safe pursuit, apprehension, and recovery of the stolen cash. Get more information on Cash Tracker – Cassette

Tracing Technology

SecuriDab® LT

SecuriDab® LT will detect various types of attacks and automatically stain the cash inside the ATM rendering it worthless to criminals. Get more information on SecuriDab LT

Monitoring Technology

Monitoring Technology

Intelligently monitor and protect the interior of cash machines against a wide range of attacks.

SecuriSense™ will detect the attack and communicate with the ATM or to an interfaced solution, such as 3SI’s GNSS/GPS Tracking or Tracing Systems. The system can optionally activate sirens or flashing lights, and/or display a message on the ATM screen to inform the criminal that the attack has been detected. Get more information on SecuriSense

24/7 Support

To support our solutions, our 24/7/365 Tracking Support Center, based in the United States, is on the job. Every crime event involving a 3SI solution is logged and managed by the TSC and we support local dispatchers and law enforcement every step of the way during an active track. The same 24/7 support services are available to our customers.

Law Enforcement Division

Our dedicated LED provides training and ongoing support to police agencies relating to the installation of our tracking solutions within local jurisdictions. Comprised of active and retired law enforcement officers, this division along with our 24/7 Tracking Support Center makes our tracking solution second to none.

White Papers

Press Releases / Blog Posts

ATMIA Member Videos

Global Sponsor - Auriga
Global Sponsor - KAL
Global Sponsor - FIS
Global Sponsor - Cardtronics
Global Sponsor - DPL
Global Sponsor - Prosegur
Global Sponsor - NCR
Global Sponsor - Euronet Worldwide
Global Sponsor - Diebold Nixdorf
Global Sponsor - Payment Alliance International, Inc.
Global Sponsor - TMD Security
Become a Global Sponsor
Join the Campaign

Global Sponsors