OpenSSH

Version: Web: www.openssh.com

OpenSSH (the OpenBSD Secure Shell) has always been the kind of software that most home users rarely face. But many of us are system administrators in one way or another, even if it’s only to access a NAS or portable drive attached to a home router, or remotely connect to your gran's computer. For this, you can use professional administration tools, and OpenSSH is one of them.

However you choose to use it, OpenSSH will provide you with secure and encrypted access to remote systems, either via Secure Shell (SSH) or Secure FTP (SFTP). The primary goal of these security efforts is to prevent eavesdropping, connection hijacking, and other attacks, which can be performed even in your home LAN OpenSSH has become an essential part of almost any Linux distro, so you are guaranteed to have it.

OpenSSH also keeps on getting better and in version 6.7 it received many enhancements. From the user's perspective, the most thrilling improvement is support for Unix domain socket forwarding: a notable omission in previous versions.

This feature enables a Unix domain socket on the local machine to be forwarded to a remote TCP port, or conversely, a remote TCP port to be forwarded to a local Unix domain socket, in both cases using the same syntax as TCP port forwarding. For example, a remote PostgreSQL database instance could be connected over a secure SSH channel to a Unix

“An essential part of almost any distro that keeps on getting better.”