Hi, > > I'm using postfix-3.5.10 and would like to use it to front-end a > > domain currently being managed by Google Workspace to be able to send > > mail through our filters first. > > I take it this means *inbound* mail sent from outside users to your > users, whose mailboxes are ultimately hosted by Gmail, but you want > to process the mail on your MX hosts first.
Yes, that's it exactly, and I've also thought about the points you've raised about spam/SPF/DKIM/forwarding. I was hoping there was an interface for managing this within Google Workspace. I was envisioning some type of API being involved that provides that layer of authentication?