Thanks for the response Neil. Yes, data goes both directions, so 443 is used in both places. But only the external system has the SSL Certificate.
Tom > On Apr 1, 2020, at 10:49, Dennis, Neil <neil.den...@umb.com> wrote: > >> Does the customer’s internally hosted 4D app also need to be configured with >> a SSL certificate in order to exchange data over SOAP securely? > > It depends on the data flow... > > The machine serving the data needs SSL, the machine connecting and retrieving > the data needs to use the secure port. > > So if both machines are being servers for some requests and both are clients > for others they both need SSL. Does that make sense? Only the machine > accepting connections needs the certs. > > Neil ********************************************************************** 4D Internet Users Group (4D iNUG) Archive: http://lists.4d.com/archives.html Options: https://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************
