Difference between revisions of "User Account Management Debian 11"

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(Created page with "There is basically no GUI in Debian so you need to use the command line for whatever you're gonna do. The command to add a user is "adduser <username>". The command to remov...")
 
(added more things)
 
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There is basically no GUI in Debian so you need to use the command line for whatever you're gonna do.
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=== Common Commands For User Account Management ===
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* <code>adduser <username></code>  : Adds a user
  
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The command to add a user is "adduser <username>".
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* <code>sudo userdel <username></code> : Removes a user
  
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The command to remove a user is "sudo userdel <username>".
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* <code>sudo addgroup <groupname></code> : Adds a group
  
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The command to add a group is "sudo addgroup <groupname>".
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* <code>sudo delgroup <groupname></code> : Removes a group
  
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The command to remove a group is "sudo delgroup <groupname>".
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* <code>sudo usermod -aG <groupname> <username></code> : Adds a user to a group
  
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The command to add a user to a group is "sudo usermod -aG <groupname> <username>".
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* <code>sudo gpasswd -d <username> <groupname></code> : Removes a user from a group
  
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The command to remove a user from a group "sudo gpasswd -d <username> <groupname>".
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=== Usermod ===
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Used to modify users, has many options/flags.
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Basic format: <code>sudo usermod <options> <username></code>  
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# -c = Add comment field for the useraccount.
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# -d = To modify the directory for any existing user account.
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# -e = Using this option we can make the account expiry in specific period.
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# -g = Change the primary group for a User.
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# -G = To add a supplementary groups.
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# -a = To add anyone of the group to a secondary group.
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# -l = To change the login name from tecmint to tecmint_admin.
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# -L = To lock the user account. This will lock the password so we can’t use the account.
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# -m = moving the contents of the home directory from existing home dir to new dir.
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# -p = To Use un-encrypted password for the new password. (NOT Secured).
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# -s = Create a Specified shell for new accounts.
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# -u = Used to Assigned UID for the user account between 0 to 999.
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# -U = To unlock the user accounts. This will remove the password lock and allow us to use the user account.

Latest revision as of 22:43, 9 November 2023

Common Commands For User Account Management[edit | edit source]

  • adduser <username> : Adds a user
  • sudo userdel <username> : Removes a user
  • sudo addgroup <groupname> : Adds a group
  • sudo delgroup <groupname> : Removes a group
  • sudo usermod -aG <groupname> <username> : Adds a user to a group
  • sudo gpasswd -d <username> <groupname> : Removes a user from a group

Usermod[edit | edit source]

Used to modify users, has many options/flags.

Basic format: sudo usermod <options> <username>

  1. -c = Add comment field for the useraccount.
  2. -d = To modify the directory for any existing user account.
  3. -e = Using this option we can make the account expiry in specific period.
  4. -g = Change the primary group for a User.
  5. -G = To add a supplementary groups.
  6. -a = To add anyone of the group to a secondary group.
  7. -l = To change the login name from tecmint to tecmint_admin.
  8. -L = To lock the user account. This will lock the password so we can’t use the account.
  9. -m = moving the contents of the home directory from existing home dir to new dir.
  10. -p = To Use un-encrypted password for the new password. (NOT Secured).
  11. -s = Create a Specified shell for new accounts.
  12. -u = Used to Assigned UID for the user account between 0 to 999.
  13. -U = To unlock the user accounts. This will remove the password lock and allow us to use the user account.
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