Learn How to capture GSM traffic using GRGSM tool created by Piotr Krysik to capture, transmit and decode GSM packets using SDR.
The gr-gsm project is based on the gsm-receiver written by Piotr Krysik (also the main author of gr-gsm) for the Airprobe project. The aim is to provide set of tools for receiving information transmitted by GSM equipment/devices.
Piotr Krysik
To install grgsm we have two options install it from source or from distro repos. First I will explain how to install it from source
Compile GRGSM from source
One option to install GRGSM is to compile it from source, clone the git repo and create a folder to build the project.
┌──(root💀OffSec)-[~]
└─# git clone https://git.osmocom.org/gr-gsm┌──(root💀OffSec)-[~]
└─# cd gr-gsm && mkdir buildEnter inside the build folder and execute cmake:
┌──(root💀OffSec)-[~]
└─# cd build
┌──(root💀OffSec)-[~]
└─# cmake ..Create the settings files for GNURADIO and compile the code:
┌──(root💀OffSec)-[~]
└─# mkdir $HOME/.grc_gnuradio/ $HOME/.gnuradio/Now its time to compile the code
┌──(root💀OffSec)-[~]
└─# makeInstall GRGSM from Repos
┌──(root💀OffSec)-[~]
└─# sudo apt install gr-gsmGRGSM Tools
grgsm_scanner
-b BAND
How to capture GSM traffic
grgsm_capture
grgsm_livemon
grgsm_trx
grgsm_decode
