National ID or national identity is an official identification system used by a country's government to offer official identity to its citizen. Every citizen's full name, place and date of birth, gender, address, and other unique identity are included on the card.In addition to these benefits, there are a number of security risks that could result in citizens' personal data being released to unauthorized parties.This book delves into security approaches in the form of a Secure QR Code, which is being tried to improve the security of the National Identity System. The book you're holding right now will describe each stage in detail.