This Tutorials How to install and configure ssh on centos 8 step by step.SSH, the Secure Shell, is a popular, powerful, software-based approach to network security.
Whenever data is sent by a computer over the network. SSH automatically encrypts it. Then when the data reaches its destination (recipient) automatically decrypts it. The result is transparent encryption: users can work normally, unaware that their communications are safely encrypted on the network. The Secure Shell (SSH) service runs on TCP port 22.
SSH package already installed by default in Linux/Centos 8 To check the package is installed or is not.
[root@simi ~] # yum list –installed | grep ssh
Install if ssh package is not installed.
Start, Enable and check SSH Server Services.
Prohibit (Disable) root user to login in server :
Open the ssh Configuration file /etc/ssh/sshd_config go to Near Line number 46 and change PermitRootLogin = yes to PermitRootLogin =no
Main Configuration File of SSH Server
[root@simi ~]# vim /etc/ssh/sshd_config
PermitRootLogin = yes chnage to this PermitRootLogin = no
allow SSH service. IF Firewall Service running:
Access SSH Server From Windows Client Through Putty:
Putty Is a free open source Terminal emulator Software that runs on Windows as well as Linux, Unix, Ubuntu etc.
First, download and install the Putty software from the Internet. Download putty from the bellow link. https://www.putty.org/
open the Putty software and input the hostname or IP address on the hostname field and Click On Open Button to Connect SSH Server.
Enter Username and Password for Login SSH Server .
Connect SSH Server from Linux/Centos/ System :
First, install ssh package and then # ssh username @ hostname or IP address
[root@simi ~ ]# ssh firstname.lastname@example.org
Send And Recieve file And Directory via Winscp
In these tutorials, we Learn About how to send and receive files and directories through WinScp.
First, download and install the WinScp software from the Internet. Download WinSCP Software from this link. https://winscp.net/eng/index.php
open the Winscp software and input the hostname or IP address on the hostname field, username and username password Click On Login Button to Connect SSH Server.
Click On Yes Button
After Successful Authentication you can Transfer and Receive file.
In This Tutorial, We Learn About install and configure ssh on centos 8 In Centos 8