Unable to authenticate to the web portal via OAuth (4337073)

When attempting to login to the web portal using OAuth authentication the following error is shown in the web application logs:

certificate expired

Ensure that the certificate being used to sign the tokens is up to date.

To confirm which certificate is set in One Identity Manager, follow the steps below:

1. Open Designer
2. Click on Base Data
3. Expand Security settings
4. Click on OAuth 2.0/OpenID Connect configuration
5. Click on the Identity Provider
6. Click on the Certificate heading

Gather the information in the certificate text boxes and ensure that certificate being used is up to date