source: pixabay In my last post Security in 2G (GSM) Networks we examined how the SIM and the Authentication Center (AuC) are involved in the authentication process. We were introduced to the COMP128

In GSM, the adjacent radio cells use different frequencies (re-use factor varying from 1/3 to 1/7 depending on the case) which involves dividing and distributing the frequencies allocated to an operator

As a result, the demand for mobile Internet has increased almost tenfold in recent years, and the possibilities for surfing on the go have increased considerably as a result. In this article, you'll learn