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Products & Services
How can I prevent fraudulent transactions in my online shop?
How can I cancel a transaction?
How do MasterCard SecureCode and Verified by Visa work?
What is MasterCard SecureCode and Verified by Visa?
What do I need to do to support MasterCard SecureCode and Verified by Visa?
What is a chargeback?
Can I complete a transaction by entering a credit card number in the terminal?
Service & Advice
Do MasterCard SecureCode and Verified by Visa offer full protection against fraud?
My terminal is out of order. What should I do?
Can I complete a transaction by entering a credit card number in the terminal?
What do I need to do in order to be able to accept Credit Cards in my online shop?
When will my transactions be honoured?
How do I transmit a modification?
What is the telephone number for authorisation requests?
I have strong doubts about the legality of a transaction, in spite of having received an authorisation code. What should I do?
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