Velocity Checks vs Card Testing
Velocity checks and card testing are two crucial methods for detecting fraud in online transactions. Velocity checks monitor transaction rates to flag unusual patterns, while card testing verifies card validity directly.
velocity checks for card testing
Understanding Velocity Checks
Velocity checks monitor the frequency and amount of transactions made from a single card or IP address. They are effective in detecting bulk fraud and high-volume attacks.
velocity check fraud detection card testing
How Velocity Checks Work
- Set threshold limits for transaction rates.
- Flag transactions exceeding these limits.
- Alert for further review.
Understanding Card Testing
Card testing involves simulating a transaction with a card to check its validity. This method ensures the card is active and has sufficient funds or credit limit.
How Card Testing Works
- Send a small test transaction to the card issuer.
- Verify the card's response.
- Accept or decline based on the response.
Comparison
Accuracy
Velocity checks are better at detecting bulk fraud, while card testing is more effective at verifying individual card validity.
Top Pick for Velocity Checks in Card Testing
Speed
Card testing is generally faster than velocity checks as it involves direct interaction with the card issuer.
Cost
Velocity checks are often less expensive than card testing due to the simpler process.
Conclusion
Selecting the right method depends on your specific needs and budget. Both velocity checks and card testing offer valuable insights into fraud prevention, but they serve different purposes.