Appendix

Service and authentication method matrix

	Service	Auth Method	Zoom Calendaring Service Stores	Endpoint Receives at Sign-In	Endpoint Retrieves Calendar From
User Calendars	Microsoft 365	OAuth	Access and refresh token for each user account.	Access token from Zoom Calendaring Service.	Microsoft 365
Exchange Server	Basic	Username and password for each user account.	Username and password from Zoom Calendaring Service.	Exchange Server
Google Workspace	OAuth	Access and refresh token for each user account.	Access token from Zoom Calendaring Service.	Google Workspace
Zoom Rooms	Microsoft 365	OAuth	Access and refresh token for the Zoom Rooms service account.	Access token for Zoom Rooms service account from Zoom Calendaring Service.	Microsoft 365
Exchange Server	Basic	Username and password for the Zoom Rooms service account.	Username and password for the Zoom Rooms service account from Zoom Calendaring Service.	Exchange Server
Google Workspace	OAuth	Access and refresh token for the Zoom Rooms service account.	Access token for Zoom Rooms service account from Zoom Calendaring Service.	Google Workspace
Enhanced API Connector (EAC)	Microsoft 365	OAuth	Access and refresh token for the EAC service account.	Calendaring data	Enhanced API Connector*
Exchange Server	Basic	Username and password for the EAC service account.	Calendaring data	Enhanced API Connector*
Google Workspace	OAuth	Access and refresh token for the EAC service account.	Calendaring data	Enhanced API Connector*

*EAC endpoints retrieve their calendaring data from the EAC, which in turn retrieves its calendaring data from the Zoom Calendaring Service. In other words, the EAC service and its associated endpoints do not connect to Microsoft 365, Exchange, or Google Workspace.