Fees can only be paid through credit cards belonging to VISA , VISA ELECTRON , MASTERCARD , AMERICAN EXPRESS , through KeyClient payment system for online transactions .

The payment is made through a virtual branch in safe mode with 128-bit encryption irreversible .

Using this mode, the transaction takes place entirely in the banking and the company MIDA Computer S.R.L. It has not in any way access to the buyer’s credit card details .