XShell is a Servers & Network software developed by NetSarang Computer, Inc. After our trial and test, the software is proved to be official, secure and free. Here is the official description for XShell:

BS Editor: Xshell is a powerful SSH1, SSH2, SFTP, TELNET, RLOGIN and SERIAL terminal emulator for Windows platforms. It allows users to gain access to Unix/Linux hosts easily and Securely on a Windows workstation. 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.

Xshell is designed to satisfy both beginners and advanced users. 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 4 Build 0122, Jan 29, 2013
ADD: French, German, Japanese, Spanish, Simplified Chinese, Traditional Chinese UI
ADD: Use user defined string for keep alive
FIX: Only the last tab can be reconnected when network goes down
FIX: Transferring large data via serial crashes Xshell
FIX: Local shell command is not displayed properly in some languages
FIX: Problem transferring large files via Zmodem
FIX: Tab name changes to COM1
FIX: Incorrect selection area when double clicked to make selection then moved mouse to change selection area
FIX: Some meta keys send incorrect value
FIX: Resource cleanup, minor bug fixes, feature update