Android SIM card extractions

Traditionally, SIM cards were used for transferring data between devices. In the past, SIM cards were used to store many different types of data, such as:

  • User data
    • Contacts
    • SMS messages
    • Dialed calls
  • Network data
    • Integrated Circuit Card Identifier (ICCID): Serial number of the SIM
    • International Mobile Subscriber Identity (IMSI): Identifier that ties the SIM to a specific user account
    • MSISDN: Phone number assigned to the SIM
    • Location Area Identity (LAI): Identifies the cell that a user is in
    • Authentication Key (Ki): Used to authenticate to the mobile network
    • Various other network-specific information

With the rise in capacity of device storage, SD cards, and cloud backups, the necessity for storing data on a SIM card has decreased. ...

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