Introduction

Debian package manager is a command-line tool which is used to install, build ,remove ,upgrade & manage packages in Debian-based Operating systems such as Kali Linux, Ubuntu, Arch Linux, etc.

To install the DEB package with DPKG  follow the below process :

Steps : 

• Open the terminal and install OpenSSH Server.

sudo apt-get install ssh

• To run SSH Configuration in Continuously manner for remote SSH, There would be need to remove run LEVEL by executing the command “update-rc.d -f ssh remove” . It would ask the authentication if root level login is not there. Authenticate to execute the command.

update-rc.d -f ssh remove

• Load the default SSH Level 

update-rc.d -f ssh defaults

• Change the default SSH Key.  The reason of change the default SSH Key are to prevent from the attacker that default SSH key can be cracked by the attacker.

$ cd /etc/ssh/
$ mkdir insecure_original_default_kali_keys
$ mv ssh_host_* insecure_original_default_kali_keys/
$ dpkg-reconfigure openssh-server

• Start the SSH Services

$sudo service ssh start