PuTTY Portable is a Free Portable Telnet/SSH Client based on the popular PuTTY utility. This tool can be used to securely connect to a remote Unix or Linux boxes from Windows. Further enabling it's user to remotely work from the machine as if they were sitting at it's terminal. Presently, PuTTY works by utilizing the xterm terminal emulator to emulate the remote connection. To conclude, thanks to the portable version, we can now bring this outstanding tool with us on a flash stick, and Telnet while on the move.