GitHub - weblineindia/Dummy-Credit-Card-Number-Generator: Generate dummy credit card numbers for all well-known card issuers like MasterCard, Visa, JCB, Discover, American Express, etc.
Payment card - Wikipedia
Card security code - Wikipedia
Mobilefish.com - Online credit card number generator
8. Your Credit Card Security Code
Credit Cards
Loopholes in Verified by Visa & SecureCode – Krebs on Security