What Tokenization Does
Card tokenization replaces your 16-digit card number with a unique device-specific or merchant-specific token when you save a card for future payments. This means merchants and payment platforms no longer store your actual card number — significantly reducing the risk of card data breaches.
The User Experience Impact
When you save a card on Swiggy, Amazon, or Zomato, you are likely already saving a token. If a breach occurs at these platforms, your actual card details are safe. The token is useless outside the specific merchant-device combination for which it was issued.
What You Should Do
Most consumers don't need to do anything — tokenization happens automatically when you save a card on a compliant merchant's platform. However, periodically review saved cards in your payment apps and delete ones you no longer use. Reducing your token footprint is good digital hygiene.