OAuth2 is an authentication method from eBay, which is required for more and more essential workflows and processes. For the setup in PlentyONE, you need a valid SSL certificate.

Why set up OAuth2?

Since OAuth2 is required for more and more important eBay processes, you should authenticate your eBay account for OAuth2 already during the initial setup of your marketplace.

Requirement

A valid SSL certificate for your system is absolutely necessary for the eBay OAuth2 authentication.