Articles for tag: International Mobile Subscriber, mobile device, mobile network, Mobile Subscriber Identity IMSI, network IMSI, unique identifier

What is IMSI: Understanding the International Mobile Subscriber Identity

The International Mobile Subscriber Identity (IMSI) is a unique identification number used in the GSM (Global System for Mobile Communications) mobile telephony protocol. It is an essential component of the SIM (Subscriber Identity Module) card, which is provided by the mobile operator to identify and authenticate subscribers in a telecommunication network. The IMSI is a ...