Oracle Integration Instance Server Certificate Expiry
You only run into this issue if you manually added the certificate to the Oracle Integration instance server and it expires. If you have the DigiCert Global Root certificate in your trust store, this won't be an issue; the Oracle Integration instance server certificate is automatically updated.
If you manually added the certificate to the Oracle Integration instance server, and you experience problems due to the certificate expiring, add the DigiCert Global Root certificate to your trust store.