Financial institutions (ASPSP) that enable payment account services must build at least one interface for identification and safe communication with third-party providers, according to Open Banking legislation (TPPs). ASPSPs can choose to provide a dedicated channel or a Modified Customer Interface based on Application Programming Interface standards (APIs) (MCI).

In this case study, we will look at how Macro Global assisted a financial institution in developing a Modified Client Interface solution that allows third-party providers to access customer online payment accounts via the Internet Banking channel in accordance with Open Banking Regulations.