Inside an Underground Guide: How Threat Actors Vet Stolen Credit Card Shops

This report analyzes an underground guide that instructs carding actors how to identify legitimate credit-card shops, vet suppliers, and adopt OPSEC and sourcing practices; it highlights the professionalization of the carding economy, use of mirror infrastructure, escrow/ticketing systems, and recommendations for proxies and privacy-preserving cryptocurrency flows, offering defenders insight into evolving fraud workflows.