Here are some strategies you can use to stop online fraud.

  1. Achieve and Adhere to PCI Compliance
  2. Make Sure to Ask for Card Code Verification (CVV) in Your Payment Gateway
  3. Limit the Number of Purchases
  4. IP Tracking
  5. Limit the Number of Declined Transactions
  6. Get a Verified Seller Certificate
  7. Monitor Unusual Activities
  8. Make Stronger Passwords Essential

Read full article: How You Can Prevent Online Fraud in Your E-Commerce Store