Renew your technical user and update your API access credentials in every application that is using Mattermaps APIs.

1. Navigate to Configure > API Management section.
2. Search for the Technical User (TU) for which you lost the credentials.
3. Click on the three buttons menu on the right.
4. Click renew.
5. Copy the new ClientID and ClientSecret and update your applications.
6. Remember to safely store this information as you will nee to renew it again if lost.