Is sudo better than su? Both su and sudo elevate privileges assigned to the current user. The main difference between the two is that su requires the password of the target account, while sudo requires the password of the current user. Therefore, it is much safer to use sudo since it doesn’t include exchanging sensitive information.
How do I switch users in su? The su command lets you switch the current user to any other user. If you need to run a command as a different (non-root) user, use the –l [username] option to specify the user account. Additionally, su can also be used to change to a different shell interpreter on the fly.
What is sudo su user? sudo su – The sudo command allows you to run programs as another user, by default the root user. If the user is granted with sudo assess, the su command is invoked as root. Running sudo su – and then typing the user password has the same effect the same as running su – and typing the root password.
What is the differences between su user and su user? su – The difference between the su and the hyphenated su – commands is the su command without arguments keeps almost all environment variables belonging to the original user. Contrary to this, the hyphenated su – command clears most environment variables.