The importance of SIM card lock

Do you use Two Factor Authentication with your mobile phone? Do you use your phone as a password recovery option? In case if you are wondering what the hell is two factor authentication, let me simplify it like this. Have you coupled your Gmail/ Facebook/ etc. account with your mobile phone in a way that you receive a ‘code’ that you should enter in the web browser? If so, read on this short note.

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The importance of SIM card lock