Sudo Command Centos 7

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Are you looking to create a sudo user on CentOS and set up SSH for new users? This task can seem daunting, but with the right steps, it can be accomplished in no time.

First and foremost, it's important to understand what a sudo user is and why it's needed. A sudo user, or superuser, has the ability to perform tasks that a normal user cannot. They have root access to the system and can execute commands that require administrative privileges. Creating a sudo user is essential to ensure that multiple users can work on the system without compromising its security.

The first step to creating a sudo user is to log in as the root user. Once logged in as the root user, it's important to create a new user with regular user privileges. This can be done using the useradd command in the terminal. It's important to give the new user a unique username and a secure password.

Next, it's important to give the new user sudo privileges. This can be accomplished by editing the sudoers file. The sudoers file is located in the /etc directory and can be edited using a text editor such as nano. Once the file has been opened, locate the section that begins with the comment "User privilege specification". Add the following line below this section:

newusername ALL=(ALL) ALL

Replace "newusername" with the username of the new user. This line gives the new user sudo privileges and allows them to execute any command as the root user.

Setting up SSH for the new user is also important. SSH, or Secure Shell, is a secure way to remotely access a system. To set up SSH, it's important to install the OpenSSH server and client on the CentOS system. This can be done using the command:

sudo yum install openssh-server openssh-client

Once the OpenSSH server and client have been installed, it's important to configure the SSH settings for the new user. This can be done by editing the sshd_config file located in the /etc/ssh directory. Add the following lines at the bottom of the file:

AllowUsers newusername  PasswordAuthentication yes

Replace "newusername" with the username of the new user. These lines allow the new user to access the system using SSH and allow them to use a password to authenticate.

Creating a sudo user on CentOS and setting up SSH for new users may seem like a complex task, but by following these simple steps, the process can be completed smoothly and efficiently. It's important to keep the security of the system in mind and ensure that all passwords are secure and unique.

Sudo command centos 7

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