Carding is a fraudulent practice where criminals validate stolen credit card information by making multiple small purchases, often using automated tools to test large numbers of cards quickly.
Common Methods
- Automated testing
- Small transactions
- Multiple merchants
- Data validation
- Bulk processing
Warning Signs
- Multiple attempts
- Small purchases
- Failed transactions
- Unusual patterns
- High velocity
Detection Methods
- Pattern recognition
- Velocity checks
- Amount monitoring
- IP tracking
- Device fingerprinting
Prevention Strategies
- Transaction limits
- Velocity controls
- Risk scoring
- Authentication steps
- Monitoring systems
Security Measures
- CVV validation
- Address verification
- 3D Secure
- Fraud scoring
- Transaction monitoring
Best Practices
- Real-time monitoring
- Pattern analysis
- Quick response
- Data sharing
- System updates
Carding poses significant risks to e-commerce merchants and payment systems.