In this article, we described how to configure the sudo command to run without entering a password. How to Keep ‘sudo’ Password Timeout Session Longer in Linux.Let Sudo Insult You When You Enter Incorrect Password. 10 Useful Sudoers Configurations for Setting ‘sudo’ in Linux.The line below will enable members of the sys group to run the commands: /bin/kill, /bin/rm using sudo without a password: %sys ALL=(ALL) NOPASSWD: /bin/kill, /bin/rmįor more sudo configuration and additional usage options, read our articles that describe more examples: To permit a user to run a given command ( /bin/kill) using sudo without a password, add the following line: aaronkilik ALL=(ALL) NOPASSWD: /bin/kill To allow a user ( aaronkilik in the example below) to run all commands using sudo without a password, open the sudoers file: $ sudo visudoĪnd add the following line: aaronkilik ALL=(ALL) NOPASSWD: ALLįor the case of a group, use the % character before the group name as follows this means that all members of the sys group will run all commands using sudo without a password. command_list – list of commands or a command alias to be run by user(s) using sudo.tag_list – list of tags such as NOPASSWD.effective_user_list – list of users they must be running as or a run as alias.host_list – list of hosts or a host alias on which users can run sudo.user_list – list of users or a user alias that has already been set.Is the function which decides whether to enable the "Change" button or not. passwd will reject any password which is notĮDIT: Unfortunately, you can't set the password to empty through that UI. More characters from each of the following sets:Ĭare must be taken not to include the system default erase or kill characters. This is what I found in man passwd As a general guideline, passwords should consist of 6 to 8 characters including one or Looks like, an empty password doesnt match Password Complexity requirements. Replace YOURUSERNAME - with an actual username on your system. In Terminal, type: sudo gedit /etc/lightdm/nfĪdd the lines: autologin-user=YOURUSERNAME gksu gedit nano -B /etc/shadow then find the new user and change the existing password hash with: U6aMy0wojraho - so it looks something like: newuser:U6aMy0wojraho:13996:0:99999:7:::īest solution to your question: Choose to automatically log in your account, which is likely the main benefit you're after.create a user (either via GUI or useradd, etc).Hellbent on an account without password? Strongly recommend not doing this: Add a new user account (with password), then change it to be the equivalent as blank.Thereby leaving a default account with password. Use the Guest account that doesn't have a password.I think it's possible to do this, but will get you into trouble once you try to install updates or anything else that requires sudo as you need an account with sudo access (and a password) in order to install. Run the following in a terminal: sudo passwd Īgain, I must warn you that once you remove the password, you won't be able to authenticate yourself in the GUI or a terminal, like installing an application using Synaptic, or using sudo on the command-line. (Remember, the original one cannot run with admin privileges without a password using this method.) Log in as another user with admin priveleges. To give the user a password again after running this procedure, you can't use a GUI ( bug #882255), you have to use the command-line: Optionally, you can also enable automatic log-in, like this: Once the window opens, click on the down arrow to the right of "Action".Īnd change it to "Log in without a password", and then click on "Change": Go into user accounts, and click on the password field: Make sure that you click on Unlock to be able to accomplish the tasks below: This has been tested on Ubuntu 12.04 and 12.10. Only do this if the user is not the only admin user. Warning: Be careful once you remove your password using this method, you won't be able to authenticate yourself to prove you have admin rights, in a GUI or in the terminal (like installing an application using Synaptic, or using sudo through the command-line).
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