Postings by Penny Parker

single instance multi-tenant service


Does anyone have experience of building a multi-tenant service for
processing incoming email using a single instance of Postfix? I'm
talking about an Internet-facing service where all service subscribers
configure their MX records to point to the same host, running a single
instance of Postfix configured to route email for different domains to
different back-end systems.

Is Postfix suitable for offering this type service, or are there
security concerns e.g. leaking information from one tenant to another?

Would adding a new tenant to the system (i.e.