How Does Paypal Work — When Buying Online

When checking out, you use your PayPal credentials (email/password) instead of entering full card numbers on every site, which keeps your financial details private from the merchant.

How PayPal Works for Online Purchases: A Technical & Functional Overview how does paypal work when buying online

Users link multiple payment methods—such as debit cards, credit cards, or bank accounts—to a single PayPal account. When checking out, you use your PayPal credentials