Checking and changing the settings of the VBV of a credit card BIN. This is a guide that can help you understand how to check whether a credit card BIN (Bank Identification Number) is registered in Verified by Visa (VBV), and how to change its configuration, when needed. Worth noting, this process will only work with Visa cards and must be used responsibly and legally. Requirements: An IP address in the USA (through VPN or SOCKS proxy). A credit card number that has the BIN you are going to examine. Steps to Check VBV Status: Go to a VBV verification site (find a reliable VBV checker on the Internet). Enter the wanted BIN with the credit card number in it. Fill in any CAPTCHA or security requests. Click "Submit" or "Continue." Interpreting the Results Non-VBV BIN: When you get a message such as this card is not eligible or other such like messages, then the BIN is not in VBV. VBV BIN: Assuming that the verification page of the bank loads, the BIN is registered in VBV. Modifying VBV Settings. In the case of a VBV-enabled card, the verification page of the bank will usually request more information to modify the VBV code or VBV settings. Typical requirements are: Date of Birth (DOB), Social Security Number (SSN) (on other cards) Additional personal information, depending on the bank. When you can obtain such information (e.g., by a legitimate source or by a holder of a card), you can adjust the VBV settings. This can enable online payments without additional VBV messages, with the merchant being dependent. Important Notes: This operates in particular for Visa cards. It should always be observed to adhere to legal and ethical requirements when dealing with credit card information. Be a responsible user of this knowledge to prevent unauthorized or fraudulent use.