hello-stk/imsi-change/README.md

IMSI change SIM applet

Display and change the IMSI of the SIM. This is a standalone version of a debug feature in the more complex IMSI Pseudonymization applet. To be used as example code to build other applets.

How to flash

$ cp .sim-keys.example .sim-keys
$ nvim .sim-keys # adjust KIC1, KID1
$ make flash

Before flashing a second time, remove the sim applet:

$ make remove

Related

• IMSI Pseudonymization
• Shadysimply in Osmocom wiki