The PIN (Personal Identification Number) enables secure SIM card and network access. It is provided with your SIM card. If the PIN code is entered wrongly three times, the phone is locked and requires ...
If you have a SIM card PIN enabled on your phone to access data on the SIM card, but you repeatedly enter it incorrectly, the SIM card may lock you out from further attempts. You can reset the SIM ...
PUK is the code required to unlock a GSM SIM card that has disabled itself after an incorrect PIN code was entered 3-5 times in a row. If an incorrect PUK code is entered a certain number of times ...