It provides strong authentication and secure encrypted communications between two hosts, known as SSH Port Forwarding (Tunneling), over an insecure network. What you get by achieving your goals is not as important as what you become by achieving your goals. Navicat Data Modeler enables you to build high-quality conceptual, logical and physical data models for a wide variety of audiences. Flexible settings enable you to set up a custom key for comparison and synchronization. Secure Sockets Layer(SSL) is a protocol for transmitting private documents via the Internet.