Zoom spoke "Get Oauth token" is redirecting to Invalid redirect url when you set redirect url as https:///oauth_redirect.do Issue Zoom spoke "Get Oauth token" is redirecting to Invalid redirect URL when you set redirect URL as https://<custom URL of the instance>/oauth_redirect.do Cause“Inclusion List URL” was not defined at Zoom end for redirect url https://<custom url of the instance>/oauth_redirect.do ResolutionDefining an “Inclusion List URL” in Zoom for the redirect URL https://<custom url of the instance>/oauth_redirect.do fixed the issue.