This resets most environment variables and is the cleanest and most secure method for switching to the root user. Switching to the root user and (automatically) invoking a new login shell.There are two methods for switching to the root user: Thereafter, you do not have to place 'sudo' in front of the commands that you execute. A potentially malicious user can cause a lot more damage compared to if you were logged in as a regular user.Īlternatively, if you are connected via SSH, you can switch from a regular user to the root user. Imagine forgetting to lock your computer while logged in as a root user. Using the root user instead of the regular account with the sudo command brings additional security risks. See the example below: I am logged in as user1 in terminal. This is the safest solution for working in Linux with root rights. Linux sudo su - privilege command is similar to su- command that opens an interactive login shell that is used to s witch u ser ( root or any standard user ) and change the current user home directory. The sudo command is controlled by your /etc/sudoers file and can be configured to permit privilege escalation without a password. Modern Linux distributions preconfigure the first user to be able to sudo with her own password. However, you can setup sudo so that ordinary users can achieve root privileges with their own password by modifying /etc/sudoers (as root, preferably with visudo ). Passing a single hyphen is identical to passing -l or -login. su someuser -c echo hello world They have slightly different semantics. 6 Answers Sorted by: 7 The su (and sudo) command traditionally require root 's password. Mi chc nng theo mt cách khác nhau và các bn phân phi Linux khác nhau s dng các cu hình khác nhau theo mc nh. ![]() ![]() During this time you won't be prompted again for your password. 1 Answer Sorted by: 26 When you provide a double-hyphen the experience you will have is identical to if you had just executed sudo su without any hyphen. Sudo và su là hai cách khác nhau có c quyn root. Just add to the list of the command '-t sudo su' And it works like charm. The password is remembered for 15 minutes. If you go to the extension.js and search the running command (it is an array of functions with string output, joined by one empty space), you will find it named l. The root user’s password is then requested before the command is actually executed.
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