Ubuntu Limit sudo user to password reset only
141672
How to give permissions to specific command?
99370
Why does Ubuntu force users to create a password upon installation?
12441
How to reset my password without rebooting?
97085
How can I make shutdown not require admin password?
60463
Editing sudoers file to restrict a user's commands
117067
How can I lower the delay after incorrectly entered login and sudo passwords?
1566
Change password on root user and user account
119958
Disable a user's login without disabling the account
19524
How can I determine the sudo password?
88540
set password to not asked on login via the command line
136590
How do I deal with 'sudoers.so must be only be writable by owner'?
67217
How is sudo safer than directly using su if the user is granted access to all commands?
13760
How do I grant sudo privileges to an existing user?
120000
Disable password access through SSH?
54985
Which is the easiest way to reset the mysql root password?
55282
Block a command from sudo user
91842
How to restrict an SSH user to only allow SSH-tunneling?