What are Card Testing Attack Patterns?
Card testing attack patterns are a series of fraudulent actions designed to identify vulnerabilities in card systems. These patterns can range from simple tests for authorization responses to complex sequence of actions for full account takeover.
Common Card Testing Attack Patterns
Card Not Present (CNP) Testing: Checks if the card can be used for transactions without physical presence, potentially indicating CNP fraud.
Card Testing Pattern Detection: How to Spot Card Testing Attacks
Account Validation Attacks: Attempts to bypass card authentication and extract personal account details.
Batch Processing Tests: Submits transactions to the backend in bulk, seeking out weaknesses in batch processing.
How to Prevent Card Testing Attacks
Preventive measures include implementing multi-factor authentication, utilizing robust fraud detection systems, and educating staff on the signs of fraudulent activity.