Category Archives: imsi

LTE IMSI Catcher

Posted on by

GSM IMSI catchers preyed on a cryptographic misstep in the GSM protocol. But we have LTE now, why worry? No one has an LTE IMSI catcher, right? Wrong. [Domi] is here with a software-defined base transceiver station that will catch your IMSI faster than you can say “stingray” (YouTube video, embedded below).

First of all, what is an IMSI? IMSI stands for International Mobile Subscriber Identity. If an IMEI (International Mobile Equipment Identity) is your license plate, your IMSI would be your driver’s license. The IMEI is specific to the phone. Your IMSI is used to identify you, allowing phone …read more

Continue reading LTE IMSI Catcher→

Smashing Security #016: Wonga wronga!

Posted on by

Spyware companies are filmed plotting to break global sanctions to ship surveillance and spying equipment to dodgy authoritarian regimes, an unsecured database exposed diabetics’ sensitive data, and a massive data breach leaves hundreds of thousands of… Continue reading Smashing Security #016: Wonga wronga!→

Virginia State Police Used Cell Tower-Spoofing Device to Track Suspects

Posted on by

Records obtained through FOIA reveal the device, nicknamed a “DRTbox”, was used to track suspects at least 12 times, but failed to locate them in five. Continue reading Virginia State Police Used Cell Tower-Spoofing Device to Track Suspects→

Hackaday Prize Entry: Catch The IMSI Catchers

Posted on by

An IMSI catcher is an illicit mobile phone base station designed to intercept the traffic from nearby mobile phones by persuading them to connect to it rather than the real phone company  tower. The IMSI in the name stands for International Mobile Subscriber Identity, a unique global identifier that all mobile phones have. IMSI catchers are typically used by government agencies to detect and track people at particular locations, and are thus the subject of some controversy.

As is so often the case when a  piece of surveillance technology is used in a controversial manner there is a counter-effort against …read more

Continue reading Hackaday Prize Entry: Catch The IMSI Catchers→