Disputes, Fraud, and Security


Qualpay and Security
Qualpay security guidelines and standards.
Address Verification Service and Card Verification Value Responses
List of result codes if CVV and/or AVS was used on a transaction.
Visa’s Decline Code Grouping
Information about Visa's rules for decline code reasons and appropriate retry strategies.
Fraud Prevention Settings
Information on the fraud prevention settings available for Qualpay products.