The simplest method to disable root user login is to change its shell from /bin/bash or /bin/bash (or any other shell that permits user login) to /sbin/nologin , in the /etc/passwd file, which you can open for editing using any of your favorite command line editors as shown. Save the file and close it.
How do I go back to normal user from root?
2 Answers. To enter type sudo su . To exit from super user mode type exit .
What happens if I delete root in Linux?
If you really determined to delete the root file system and directory with all data and binaries you will use the –no-preserve-root option for the “sudo rm -Rf /” command like below. This command will start to delete everything on the all mounted files systems by starting from the root file system.
How do I delete an access key for the root user?
You can use the AWS Management Console to delete access keys for the root user. Use your AWS account email address and password to sign in to the AWS Management Console as the AWS account root user.
Should I delete the root user on my computer?
Deleting the root user is a security precaution and overall just something that is good to do. It is still possible for users to go around “root,” and this can add a needed piece of security to your system.
How do I disable the root account in Linux?
Depending on how you installed it, your Linux system might be set up to log in to the root account via su instead of sudo. However, you can disable the root account and use sudo instead. Here’s how. You should disable the root account and use sudo for administrative tasks because it’s more secure than using su.
Why can’t I login as root user?
First off, do notdisable the root account via the GUI, having a “disabled” root account is the cause of the problem. You shall enablethe root user andgive it a password.