highlighted by Borgaonkar was that some USSD codes could be used to attempt to enter the SIM code. In many instances, if the incorrect SIM code is entered three times, the SIM is locked until a PIN Unlocked Key (PUK) code is entered.
|Title||:||The Browser Hacker's Handbook|
|Author||:||Wade Alcorn, Christian Frichot, Michele Orru|
|Publisher||:||John Wiley & Sons - 2014-02-26|