Back then, any command that required administrative privileges was run via the root user. To do that, you either had to change to the root user (with the su command) or log in as the root user. Both of these options wereeventually considered a security issue. A user could do anything ...
The Unix/Linux su command allows users to become other users. This command was thought to escalate privileges by becoming a privileged user; therefore, the default user is the root if no user is specified. By executing the su command, you can become root
What is sudo (su 'do')? Sudo is acommand-lineutility forUnixand Unix-based operating systems such asLinuxandmacOS. The utility provides an efficient way to temporarily grant users or user groups privileged access to system resources so that they can run commands that they cannot run under th...
The su command is the traditional way of acquiring root permissions on Linux. The sudo command has existed for a long time, but Ubuntu was the first popular Linux distribution to go sudo-only by default. When you install Ubuntu, the standard root account is created, but no password is assi...
"Su" stands for "substitute user" and is used to switch to another user, while "sudo" means "superuser do" and grants permissions to execute a command as another user.
Both the su and the sudo commands allow users to perform system administration tasks that are not permitted for non-privileged users—that is, everyone but the root user. Some people prefer the sudo command: For example, Seth Kenlon recently published "5 reasons to use sudo on Linux", in ...
It is the perfect command for identifying the current user if you use sudo su to change users a lot or you want to verify the correct user is about to run a script. In the Terminal To run the command, enter the following into the terminal. whoamiCopy After inputting the above command...
unlike someone using the SU command. It also tries to avoid the problem of zero-day security holes that allow unintended root access because the command is disabled to begin with. Finally, by using sudo, the malware would have to guess the user's password before it could gain elevated privi...
One useful Linux feature is the ability to switch from one user account to another without logging off from the initial user. This feature can be extended to include the switched user's environmental context. Thesucommand is straightforward. ...
I was curious what commands Linux sysadmins were using in their bashrc files. The bashrc file is a place to customize your Linux environment and create aliases which can save you time on the command line. I decided to ask our Sudoers if they would share what aliases they created and used ...