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About DigiD CombiConnect

DigiD CombiConnect is a technical specification and interface provided by Logius for integrating both DigiD and DigiD Machtigen into your digital services. DigiD CombiConnect allows you, as a service provider, to offer your end-users authentication and identity verification with:

  • DigiD: This is an electronic identification (eID) method that allows access to public services and government websites in the Netherlands.
    Direct DigiD integration

    We also support direct integrations with DigiD as a standalone service. Learn more in the DigiD documentation.

  • DigiD Machtigen: Delegated login on behalf of someone else. For example, a parent for a child or a caregiver for a patient.

When you integrate DigiD CombiConnect into your service, the CombiConnect Orchestration system figures out which flow to use and where to route the end-users.

How it works

Dutch citizens and residents with a BSN (Dutch citizen service number) can use DigiD to access online administration services, such as taxes, applying for allowances or benefits, or checking pension information. Citizens with limited access to digital tools can delegate responsibility to others (mandates) through DigiD Machtigen.

DigiD is an eIDAS-notified eID method and is available through many European public service providers. For service providers, DigiD returns the BSN number of an individual, thus enabling you to verify the identity of your end-users. Note that the BSN is the only personal data of an end-user that DigiD provides.

DigiD Machtigen (Authorisation)

DigiD CombiConnect offers DigiD Machtigen, a solution for voluntary mandates that adds mandates through legal authority (parental guardianship or legal guardianship).

With DigiD Machtigen, an individual can authorise someone else to act on their behalf. The system is designed for people who cannot use DigiD (due to a lack of digital experience or illness, such as the elderly and children) to authenticate with the services of the Dutch public administration. Learn more about DigiD Machtigen.

Important

DigiD Machtigen is only available when integrating with DigiD CombiConnect.

DigiD

Next to DigiD Machtigen, DigiD CombiConnect allows you to offer standard DigiD login. To learn more high-level information about DigiD and setting it up as a standalone eID, visit the DigiD page.

Authentication flows

DigiD CombiConnect is designed to provide end-users with alternative login routes depending on whether they authenticate for themselves through a standard DigiD flow or on behalf of another person through DigiD Machtigen as authorised guardians, legal representatives or parents on behalf of a child.

Machtigen mandates plans

Currently, DigiD Machtigen only entails voluntary mandates registered with Logius at https://machtigen.digid.nl/. Note that Logius plans on adding legal representation and parental guardianship at a later stage. To learn more about this, you can contact us by creating a support ticket in the Signicat Dashboard.

When authenticating through your application, the screens should provide options to choose the appropriate flow. Therefore, you should design your application around these needs. For guidelines on how to design your screens and buttons, visit the Style Guide on the Logius website.

When integrating, you can control which authentication flow to trigger with specific query parameters. To learn more about how to build your authentication URLs, get started with the DigiD CombiConnect Integration guide.

Migrating from an existing DigiD integration

If you have already implemented DigiD with Signicat but would like to migrate to DigiD CombiConnect, for example to include DigiD Machtigen in your services, you are required to register for a new Logius connection number (aansluitnummer). For a CombiConnnect connection, you need to notify us and fill in the request form available on the Logius website. In case of future changes to your CombiConncect connection, then you need to use the Logius Change form.

Audits

Normally, a change requires a new audit with Logius. However, you can request an exception, if your application has been audited before. Read more in the Logius documentation.

If you require any assistance, you can contact us by creating a support ticket in the Signicat Dashboard.

Websites:

Logius documentation: