How to change root password on RHEL ( Red Hat Enterprise Linux)
I am a new user of Red Hat Enterprise Linux servers. I need to change the password for root user account. How do I change the root password on RHEL ( Red Hat Enterprise Linux) using command line options?
Introduction – You need to use the passwd command. It is used to update the user’s authentication token(s) i.e. password. Let us see how to change the root user password on RHEL.
How to change root password on RHEL
The procedure for changing the password of root is as follows:
First, log in to the RHEL server using ssh or console
Open a shell prompt and type the passwd command to change root password in RHEL
The actual command to change the password for root is sudo passwd root
RHEL change root password command
I am going to log in to my RHEL 7.x/6.x/8.x server using the ssh: ssh vivek@rhel8-box Once logged in enter the command passwd as follows: sudo passwd root First you need to type the password for vivek user. After that the passwd command asks for the new password, which you will have to enter two times:
The next time you log in to an RHEL server/workstation, use the new password. One can use the following procedure too: ssh user@your-rhel-server-name-ip Become a root user via the su command or sudo command: sudo -i OR su Finally change your root user password: passwd
This page explained the process for changing the password of root user using the passwd command.
This entry is 6 of 13 in the root user Tutorial series. Keep reading the rest of the series:
The author is the creator of nixCraft and a seasoned sysadmin, DevOps engineer, and a trainer for the Linux operating system/Unix shell scripting. Get the latest tutorials on SysAdmin, Linux/Unix and open source topics via RSS/XML feed or weekly email newsletter.