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If you have absolutely no idea what linkID is, please visit www.linkid.be first.
We have SDKs for Java, PHP and .NET.
The WSDL for the linkID API can be found here
All calls to the linkID API need to be authenticated. For this WS-Security is used. You can choose between the X509TokenProfile and the UsernameTokenProfile.
To setup an application within the linkID system and get credentials to start talking to the API, please contact the linkID team @ [email protected].
There are 2 main categories on how to integrate linkID, online and offline, explained below. It's important to note that linkID payments is a feature which is piggybacked on the authentication flows. Have a look at the payment section later on to learn more about the possibilities.
Here the linkID authentication session is started by the user clicking a login with linkID link in a webapp, mobile client.
Check following sequence diagram to understand what happens under the hood.
Here a Long Term QR code is generated by the application ( short: LTQR ). This LTQR code contains the necessary information linkID needs to start a linkID authentication session whenever a user scans this code with the linkID app. Think of sending an invoice via e-mail, showing a re-usable subscribe action to be displayed on a poster in a public space, ...