PuTTY

PuTTY A freeware client for various remote access protocols, including SSH, Telnet, rlogin. It is also possible to work through the serial port.

PuTTY allows you to connect to and control a remote host (such as a server). PuTTY only implements the client side of the connection, the display side, while the work is done on the other side.

Originally developed for Microsoft Windows, but later ported to Unix. Ports for Mac OS and Mac OS X are in development. Third-party developers have released unofficial ports to other platforms such as Symbian OS cell phones and Windows Mobile communicators. The program is released under an MIT license.

Some features of the program:

• Saving list and connection settings for reuse.
• Working with SSH protocol keys and versions.
• SCP and SFTP clients (pscp and psftp programs, respectively).
• Port redirection via SSH, including X11 handover.
• Full emulation of xterm, VT-102, ECMA-48 terminals.
• IPv6 support.
• Support for 3DES, AES, Arcfour, Blowfish, DES.
• Supports public key authentication including password-free authentication.
• Serial port support (since version 0.59).
• Ability to work through a proxy server.