A computer-implemented system and method for secure electronic message exchange including coupling a control platform to a workstation of a plurality of workstations via a communications medium, where the control platform includes one or more apparatuses for monitoring, controlling, conversion, and billing, related to messages exchanged between a plurality of local, users and a plurality of remote users. The system, prevents forwarding or copying of a message sent by a local user of the plurality of local users and received by a remote user of the plurality of remote users, to another party by the control platform. The system and method also provides for authenticating the remote user with the control platform.