Administrators are able to navigate to the administration login via the standard workspace login page used by Oracle APEX developers.

The URL format is typically https://<server>:<port>/<listener>.  For example, http://sors.doc.state.ok.us/svor where a missing port defaults to 80.

 

oracle apex administration link

The next page is rendered.

After clicking the Application Express Internal Administration link the actual login page is rendered.

APEX Admin login