Its user interface is intuitive and it provides advanced users with powerful features such as local commands, searching with regular expressions, dynamic port forwarding, international languages and so forth. Xshell is designed to satisfy both beginners and advanced users. SSH (Secure Shell) protocol supports encryption and user authentication for secure connections over the Internet, and it replaces legacy protocols such as TELNET and RLOGIN. It allows users to gain access to Unix/Linux hosts easily and securely on a Windows workstation. Xshell is a powerful SSH1, SSH2, SFTP, TELNET, RLOGIN and SERIAL terminal emulator for Windows platforms.