A system for secure delivery of messages over disparate networks with disparate protocols, comprising a server computer comprising program code stored in a memory and adapted to manage message delivery received from at least one accredited client computing device, the server computer having at least a plurality of special TCP sockets allowing a plurality of persistent connections, the connections being adapted to deliver messages under different carrier protocols, using at least one of SNPP, WCTP, SMTP, CAP, and OAI carrier types protocols, and the connections being adapted to facilitate the sending of multiple messages in a short time.