Merchants are making online shopping increasingly convenient by accepting not just credit cards, but debit cards and checks. However, according to the Privacy Rights Clearinghouse (PRC), the safest way to shop online is with a credit card. If something goes wrong, you’re protected under the federal Fair Credit Billing Act.

Here are other online shopping tips from PRC:

Among the card companies offering this service are Citibank, who calls its program Virtual Account Number; Bank of America’s service is called ShopSafe and Discover calls its service Secure Online Account Number. You specify the expiration date and credit limit, which adds a layer of protection. Once used, the card is tied to the merchant where it was used, and cannot be used elsewhere.