The tru.ID SIMCheck API provides information on when a SIM card associated with a mobile phone number was last changed. This can be used when augmenting existing 2FA or anti-fraud workflows.
See SubscriberCheck for a solution that offers both phone number verification and SIM checking.
Before you begin
In order to perform a SIMCheck you'll need:
You're now ready to make your first SIMCheck API call.
Making a SIMCheck API call
The sequence diagram shows how SIMCheck works between your application server, the tru.ID API platform and the MNO (Mobile Network Operator).
Making the SIMCheck API request involves two steps.