[Jason] already knew what the SIM unlock command would look like ... he was able to work his way backwards and determine the unlock command and its PIN code. It turns out the PIN was even being ...

Or you might need to enter an unlock code provided by your current cell phone company before you can install a new SIM card. If you have a phone that’s compatible with eSIM, such as Apple’s ...

A PUK code is required if a GSM SIM card was locked after entering the wrong PIN code three times in a row. Entering a wrong PUK code ten times in a row disables the SIM card permanently.