The Logic Behind PIN Codes

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Shriram Bhikaji Velankar’s simple & effective policy intervention serves over a billion people & fosters trade & commerce in more ways than one.

When I order something online, I have to ask my father what the PIN code is. For some reason, I never remember the correct digits. Does that happen to you as well?

A handwritten letter is a rare commodity in the age of instant messaging and emails. When communication is not primarily dependent on the postal system, one rarely pays attention to the importance of PIN codes. However, PIN codes, also known as zip codes or postal codes, are a part of our identification system and provide access to businesses and services around the globe; it is crucial to register your address on Aadhaar cards, passports, PAN cards, or any forms of identification. Without a PIN code, one cannot even open a bank account or get a sim card.



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