So if there is a breach in the data security of the credit card issuing company, the CVV is not stored in the databases. This makes it impossible to use your credit card for transactions without the CVV.
Do online stores ask for CVV?
For online shopping, the answer is generally yes — with a few caveats. ... You'll find that most online retailers nowadays do require a CVV for purchases, which is encouraging, because it means that they're actively trying to prevent fraudulent transactions occurring on their site.2021-09-27
Does Amazon require a CVV?
All credit and debit card transactions on Amazon require you to enter the CVV number to provide you with increased protection while making payments using your card.