内容简介：files.Commands to add or create a sudo user (admin) on an Ubuntu or Debian Linux server:
H ow do I add a user account with admin (sudo) access on Ubuntu or CentOS Linux cloud server? How can I add a new user with admin account level access in Linux?
On the Linux operating system, one needs to use the sudo command to provide admin-level access. In other words, the sudo command grants admin privileges to ordinary users. This page shows how to create a new user with admin (sudo) access on both Ubuntu/Debian and CentOS/RHEL servers. Please note that the following commands will update/etc/passwd,/etc/group, and /etc/shadowfiles.
Create a new user account with admin (sudo) access on Ubuntu or Debian Linux
Commands to add or create a sudo user (admin) on an Ubuntu or Debian Linux server:
- Open the terminal application
- For remote Ubuntu/Debian server use the ssh command and log in as the root user using either su or sudo.
- Create a new user named marlena , run: adduser marlena
- Make marlena user ‘sudo user’ (admin) run: usermod -aG sudo marlena
- Verify it by running the id marlena command
- Log in as marlena: su - marlena . Than run sudo command for verification. For example: sudo ls -l /etc/shadow
A note about granting sudo account for an existing Ubuntu/Debian Linux user
The syntax is:
usermod -aG wheel UserNameHere
Log in as the root user and add an existing user accout named ‘sai’ to sudo group:
usermod -aG wheel sai
id sai
See “ How to create a new sudo user on Ubuntu Linux server ” for more info.
RHEL or CentOS create a new user account with admin (sudo) access
Procedure to add or create a sudo user (admin) on CentOS or RHEL:
- Open the terminal application
- For remote CentOS server use the ssh command and log in as the root user using either su or sudo.
- Create a new CentOS user named vivek , run: useradd vivek
- Set the password, execute: passwd vivek
- Make vivek user ‘sudo user’ on CentOS/RHEL, run : usermod -aG wheel vivek
- Verify it by running the id vivek command
How to grant sudo access for an existing RHEL/CentOS Linux user
The syntax is as follows for the usermod command andid command:
# usermod -aG wheel User-Name-Here
Add an existing user account named kirsh to wheel group. In other words, type the following two commands:
# usermod -aG wheel krish
# id krish
See Add / Create a Sudo User on CentOS Linux 8 for more info.
Conclusion
You learned how to create a sudo (admin level access) user account on both Ubuntu/Debian and RHEL/CentOS Linux servers.
以上所述就是小编给大家介绍的《Add a new user account with admin access on Linux》，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对 码农网 的支持！
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数字化生存
（美）Nicholas Negroponte（尼古拉·尼葛洛庞帝） / 胡泳、范海燕 / 电子工业出版社 / 2017-1-1 / 68.00
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