Set the password for your current logged in user using the command, 'passwd'. ![]() You don't need the root password to use sudo, that's the point of sudo. If you wish to give any other account full root access through sudo, simply add them to the sudo group. 3 Answers Sorted by: 5 I understand you are using Ubuntu on EC2 and you have logged in successfully using SSH keypair authentication. However, other distributions have their default usernames and passwords that are not similar always to Raspberry Pi OS. For instance, in Raspberry OS, the default username is pi and the default password: raspberry. You should read more on Sudo by reading the man page:īy default, the initial user created by the Ubuntu installer is a member of the group " sudo" which is added to the file /etc/sudoers as an authorized sudo user. The login screen and autumn-colored theme of a default Ubuntu system set it apart from other distributions as well. Most of the Raspberry Pi operating systems have default passwords to access through SSH.However, to disable the root account itself, use the following command: To disable the root account password, use the following passwd syntax:.password for username: (enter your own password) Enter new UNIX password: (enter a new password for root) Retype new UNIX password: (repeat new password for root) passwd: password updated successfully Sudo will prompt you for your password, and then ask you to supply a new password for root as shown below: If for some reason you wish to enable the root account, simply give it a password:Ĭonfigurations with root passwords are not supported. ![]() This simple yet effective methodology provides accountability for all user actions, and gives the administrator granular control over which actions a user can perform with said privileges. Sudo allows an authorized user to temporarily elevate their privileges using their own password instead of having to know the password belonging to the root account. Instead, users are encouraged to make use of a tool by the name of sudo to carry out system administrative duties. ![]() It merely has been given a password which matches no possible encrypted value, therefore may not log in directly by itself. This does not mean that the root account has been deleted or that it may not be accessed. Ubuntu developers made a conscientious decision to disable the administrative root account by default in all Ubuntu installations.
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