Complete Guide to Configuring SSH in Ubuntu

SSH has become the default method of accessing a remote Linux server these days.

SSH stands for Secure Shell and it8217s a powerful efficient and popular network protocol used to establish communication between two computers in a remote fashion. And let8217s not forget the secure part of its name SSH encrypts all traffic to prevent attacks like hijacking and eavesdropping while offering different authentication methods and a myriad of configuration options. .

In this beginner8217s guide you8217ll learn.

Before you see any configuration process it will be better to go through the absolute basic concept of SSH.

The SSH protocol is based on server-client architecture. The 8220server8221 allows the 8220client8221 to be connected over a communication channel. This channel is encrypted and the exchange is governed by the use of public and private SSH keys.

OpenSSH is one of the most popular open source tools that provides the SSH functionality on Linux BSD and Windows.


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