Major Credit Card Network Logos - American Express, Mastercard, Visa, Discover #172222 (License: Personal Use)

This image displays the official brand logos of four dominant payment networks: American Express (blue square with white text), Mastercard (interlocking red and orange circles), Visa (purple lettering with yellow-orange swoosh), and Discover (black text with orange globe and swoosh). Each logo reflects its brand identity and is standardized for use across digital and physical payment interfaces.

Used on e-commerce checkout pages, payment method banners, financial service landing pages, or educational content about payment systems; matches user intent to verify accepted card types or understand payment infrastructure.