Osmocom SIMtrace

(C) 2010-2017 by Harald Welte laforge@gnumonks.org

SIMTtraceis a program that can be used for tracing the communication between a phone and the SIM card. More generally, it can trace any ISO 7816 based smart card interface.

SIMtrace is part of the Osmocom Open Source Mobile Communications project.

This repository contains a host program 'simtrace' as well as a patch for wireshark (which is part of mainline wireshark since February 2012)

The corresponding device firmware source code can be found at http://git.osmocom.org/openpcd/


The official homepage of the project is https://osmocom.org/projects/simtrace/wiki/

GIT Repository

You can clone from the official simtrace.git repository using

git clone https://gitea.osmocom.org/sim-card/simtrace

There is a web interface at https://gitea.osmocom.org/sim-card/simtrace


There is a PDF user manual available from https://osmocom.org/attachments/download/2139/usermanual.pdf

Mailing List

Discussions related to simtrace are happening on the simtrace@lists.osmocom.org mailing list, please see https://lists.osmocom.org/mailman/listinfo/simtrace for subscription options and the list archive.

Please observe the Osmocom Mailing List Rules when posting.


Our coding standards are described at https://osmocom.org/projects/cellular-infrastructure/wiki/Coding_standards

We us a e-mail based patch submission/review process on the above-mentioned mailing list for contributions.