How to change the root user password of Linux operating system

Changing the root user password of the Linux operating system is a critical operation, please proceed with caution. The following are common steps for changing the root user password:

Changing the root user password of the Linux operating system is a critical operation, please proceed with caution. The following are common steps for changing the root user password:
1. Open the terminal and log in to the system as root user or as a user with administrator privileges.
2. Enter the following command to change the root user password:` passwd root`
3. The system prompts you to enter a new root password, please enter and confirm.
After entering the new root password, the system will confirm whether the password has been successfully changed.
If the message "Password successfully changed" or similar is displayed, it indicates that the root password has been successfully changed.
matters needing attention:
Passwords are case sensitive, please ensure that the password entered matches the one set.
Please carefully keep the root password to ensure its security.
Changing the root password requires administrator privileges. If you are not a root user, please ensure that you have sufficient permissions to perform this operation.
matters needing attention
Ensure that the password strength set is high enough to avoid using overly simple passwords.
Changing the root password may affect other services of the system. Please make backups and necessary configuration updates.
If it is a production environment, please comply with the company's safety regulations and notify the relevant administrators.
I hope the above methods are helpful to you! If you have any further questions, please contact the DNSHE technical support team.

  • 0 Users Found This Useful
Was this answer helpful?

Related Articles

Practical and Simple Security Configuration Tutorial for Servers

The most basic security configuration for DNSHE after purchasing a server:Firstly, modify the SSH...

Call WordPress to customize the content of article categories

If we have a custom WordPress article classification, how can we operate it separately if...

Requirements and usage suggestions for. app domain registration

.app域名是由Google推出的顶级域名(TLD),旨在提供安全的在线体验。作为.app域名的管理机构,Google要求所有.app域名都必须使用HTTPS来加密数据传输,以确保用户隐私和安全...

Pagoda panel installation failure prompt "ModulaNotFoundError: No module named 'gevent'" troubleshooting and solutions

Recently, a customer reported that when installing the pagoda panel, they received a message...

What types of websites are suitable for. ORG domain names ORG domain name suitable for scope sharing

If we are webmasters who built websites in the early days, we should know that COM, NET, and ORG...