https://www.thehindubusinessline.com/news/national/cowin-adds-4-digit-security-code-to-minimise-errors-for-online-bookings-from-may-8/article34505528.ece Copy In ...

The CoWIN system is introducing a new feature of four-digit security code from May 8 to minimise data entry errors about vaccination status that would subsequently reduce inconvenience caused to ...

MINNEAPOLIS (WCCO)-- They are the five numbers that stand for home. Since 1963, ZIP codes have been a part of just about every piece of mail that travels through our system. But what do those numbers ...