And it’s comparatively one of be simplest and most reliable transports for business data exchange. In my first professional job, we used PKI-encrypted email as

And it’s comparatively one of be simplest and most reliable transports for business data exchange. In my first professional job, we used PKI-encrypted email as a transport for ebXML messages (order, despatch notifications, etc) between our customers ERP system and their suppliers. And in my most recent role, we received retail transaction data and returned analytics reports via email. The great thing about protocols like this is that virtual all enterprise systems support them in one form or another. And it’s always been easier to get clients to set up exchanging data via automated emails vs SOAP or REST APIs.