What is sudo password in terminal?

Sudo password is the password that you put in the instalation of ubuntu/yours user password, if you don’t have a password just click enter at all. Thats easy probaly you need to be an administrator user for using sudo.

What happens when you type sudo?

It runs whatever command you want to run as an administrator. It’s often used to give you the privilege to edit system files (like /etc/hosts ) or to add directories to system directories and so on.

How do I reset sudo password in terminal?

Changing Your Root Password in Ubuntu

1. Step 1: Open a Terminal Window. Right-click the desktop, then left-click Open in terminal. Alternately, you can click Menu > Applications > Accessories > Terminal.
2. Step 2: Change Your Root Password. In the terminal window, type the following: sudo passwd root.

How do I bypass a sudo password?

The -S (stdin) option allow the sudo command to read password from a standard input instead of a terminal device. If you want to store the password in a file you can use the cat command instead of echo like the following example.

Why is sudo asking for password?

Typically as a root user or another user. By default, sudo needs that a user authenticates using a password before running a command. Some times you may need to run a command with root privileges, but you do not want to type a password using sudo command. This is useful for scripting or any other purpose.

Is sudo password same as root?

4 Answers. sudo , by default, asks for your password, which is the password you use to login. On the other hand su ask for the password of the target user which, unless specified, defaults to root. Note that by default Ubuntu has an invalid password field set for root, effectively making it impossible to login as root.

What is sudo And why would you use it how is sudo different from su?

This is a key difference between su and sudo. Su switches you to the root user account and requires the root account’s password. Sudo runs a single command with root privileges — it doesn’t switch to the root user or require a separate root user password.

Can sudo read password?

sudo doesn’t read password from stdin by default. From sudo manpage: -S The -S (stdin) option causes sudo to read the password from the standard input instead of the terminal device. The password must be followed by a newline character.

Does sudo always require a password?

By default, sudo needs that a user authenticates using a password before running a command. Some times you may need to run a command with root privileges, but you do not want to type a password using sudo command. This can be achieved by editing /etc/sudoers file and setting up correct entries.

Does sudo su ask for password?

sudo su runs su as root ; thus there is no need for su to ask a password.