6-3 vulnerability exploitation SSH environment construction

ubuntu build ssh Server side

ubuntu Lower installation corresponding ssh service , The software to be installed is openssh-server

sudo apt-get install openssh-server

You can see that the installation is complete , A lot of content will be loaded in the process , Download and unpack the installation

Open the terminal

sudo apt-get install openssh-server
// Said the use of sudo The administrator operates 

Install the software process before , There is no end , We need to end the process , Can be used apt-get, We can also choose to restart ,rebort, Kill the process that was running before

above , We're done openssh-server Software installation , This completes the installation of the corresponding server , Of course, the server software , Not just openssh-server, There are other software , You can use it

ssh Start and shutdown of server services

start-up 、 State acquisition 、 close

service ssh start
service ssh status
service ssh stop

service ssh start
service ssh status
service ssh stop
service ssh status

ubuntu build ssh client

We can't operate just on the server , We need to build the corresponding client , To connect to the server through the client , Then perform remote operation

ubuntu Lower installation putty Tools , Rely on these tools to generate private keys

sudo apt-get install putty-tools

puttygen

Generate the corresponding key

ubuntu build ssh client

ubuntu Lower installation putty：

Search the software center for putty Installation

client , It's not just putty, also xshell、sqssh these

The client connects to the server

open putty Enter the server information , Connect

Input server IP Address , Click on OPEN Connect , The premise of successful connection is , Server side ssh The function is on

id
whoami
ifconfig

You can see this time , In execution shell command