API fallback

Use our fallback solution when our APIs are not available

Introduction

When our APIs are not available or if our APIs do not meet the legal requirements in terms of availability and performance, our fallback solution can be used.

Belfius fallback solution ensures that our customer interfaces are available to you in a secured way.

Using our regulatory fallback interface:

Pre-requisites:

  • Be a registered TPP by being in possession of valid QWAC and QSeal eIDAS certificates.
  • Be onboarded to use our regulatory interfaces.

Endpoints:

First call with the signature must happen on:

All subsequent calls must happen on the following endpoint (without HTTP-signature):

HTTP signature

The following document will help you create the signature.

Functional documentation

The following document explains the different functionalities of our customer interfaces.
Note that the customer interface to be used depends on the client segmentation.

  • Belfius Direct Net is used by
    • retail clients
    • business clients – independent professions and SMEs
  • Belfius Web New Technology is used by corporate clients - public authorities and large enterprises