To make payments per credit card even more secure, we have integrated the examination of the card verification code in our booking system.

This is a check digit that makes it possible to check the validity of the stated credit card data.

The CVC Code of Visa and MasterCard is made up of the last three digits in the signature field on the back of the credit card.

The four digit CVC Code of American Express you find on the face of the credit card above the card number.