For questions related to users, user accounts, user permissions or guest accounts.

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0
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1answer
13 views

-ingroup vs --ingroup

Instead of: sudo adduser --ingroup hadoopgroup hadoopuser I did a: sudo adduser -ingroup hadoopgroup hadoopuser am OK to go? Or the single - will cause a problematic user.
0
votes
0answers
13 views

Owner status of directory reverting

I use Ubuntu 64 bit, version 14.04 LTS. I have 2 users on this machine, user1 and user2. Both users are part of the same group. I run a python script that logs something in a file, that is within a ...
0
votes
0answers
11 views

How can I set two passwords for one account? [duplicate]

It would be great if I have two passwords to my account, so that if I forget one, I can still login without much trouble. Is it possible to do this? By "two passwords" I mean two login passwords...
0
votes
2answers
24 views

How to disallow access to folder even for admins?

I'd like to create a new user account and allow them to do maintenance on the server, i.e. install and configure new software, restart the server, manage other users etc... However, I'd like to ...
4
votes
2answers
95 views

Help me win this war!

History: The map: I have a dual-booted laptop, Windows 7 alongside Ubuntu 14.04. For Ubuntu, I have a separate partition, which stores my data. The enemy: sudo chown -R hadoopuser /, which literally ...
0
votes
1answer
96 views

FTP user access limited to one folder

I have ftp server running on my raspberry pi and I have to users there I want to limit one user's access only to his home folder (/home/user), so when he logs in via ftp he can't go to other folders ...
-1
votes
2answers
60 views

New user, new computer: system asked a password to uptade

I'm a new user, recently bought a new machine with Ubuntu. It's my first time with this OS. The first task I tried to do was update the system. I was asked about a password, but I don't know any. ...
0
votes
1answer
433 views

Can anybody explain output of getent passwd command?

mymac is my personal user account on juggernaut machine mymac:x:1000:1000:juggernaut,,,:/home/mymac:/bin/bash What does that x, 1000 , 1000 mean? And the commas that follow? In analogy, also ...
-1
votes
2answers
31 views

what does it mean by lucid and karmic users?

please feed some info on both of these. I want to both the diffence and how to diffrentiate amongst lucid and karmic user and which category do i fall into?
0
votes
1answer
29 views

Can't switch to tomcat user after installing tomcat via apt

I'm on Ubuntu 14.04. I installed Tomcat 7 from the default repository with sudo apt-get install tomcat7 It installed fine, I can start/stop the service tomcat7 using sudo service tomcat7 restart ...
0
votes
1answer
34 views

Ubuntu users - access to file of different user

I am just messed up with users of Ubuntu. I just have two users of my system: father and son Now I want to have access to all of my son files. But not by using sudo. It must be automaticaly. Now i ...
1
vote
1answer
22 views

Can I customize users privilege?

I want to create a new user for my friend and let him access to my raspberry pi remotely from another city using SSH. I want to let him do what ever he wants except accessing respi-config other users ...
3
votes
2answers
23 views

where to save my ssh key file

I know that for any user I have to save the ssh key file into: /home/any_user/.ssh/ But I do not know where to save the ssh key for the sudo. Is it under /root/.ssh ?
0
votes
1answer
99 views

What is the default password for the `tomcat7` user on my system?

I'm on Ubuntu 14.04 and I installed Apache Tomcat 7 via sudo apt-get install tomcat7 and without editing any configuration I can start and stop the service tomcat7 successfully (localhost:8080 ...
-2
votes
2answers
51 views

How do you add user using the terminal? [duplicate]

How do you add a user in ubuntu using the terminal
0
votes
0answers
32 views

No user accounts to log into

When I was in my admin account, I accidentally removed all accounts. Now when I log in it prompts me to type in a username. After that it asks for a password. However, none of my original accounts and ...
0
votes
0answers
85 views

Forgot password ubuntu give root password for maintenance

I have forgot my Ubuntu password. And I am trying to reset it. Once I scroll down to root in my grub, after I hit enter it says give root password for maintenance. I clearly don't know the ...
-1
votes
2answers
151 views

How change user password in Ubuntu-Studio GUI?

Asking users to change their password using the command line is like asking them to play Russian roulette... ( Unable to change user password in Ubuntu 12.10 How recover encrypted home when lost ...
0
votes
0answers
17 views

How do I assign differnt number of cores/threads to an user group

I have a server machine having two GPU (512 cuda cores each) and Dual Quad Core Processors having 16 Number of Threads. The system is using Ubuntu Desktop edition 14.04. I want to assign an ...
0
votes
1answer
13 views

There is no dialog box to input password for users other the main user

I recently installed Ubuntu 15.10 (Ubuntu MATE) and created a main account, 'rwabuhesi' from which I created another one, 'qulay'. From the terminal, I can log into both accounts and even move files ...
0
votes
0answers
32 views

qsub doesn't submit jobs and qlogin can't start interactive shell

I'm a newbie in SGE cluster management, and after adding a new user to the cluster, it seems it can neither submit jobs with qsub nor start an interactive shell with qlogin. I guess it might have no ...
0
votes
1answer
31 views

How to add FTP users on Ubuntu?

I installed an Ubuntu VPS and installed vsftpd on it. How do I add users with passwords to it that can modify the root directory?
0
votes
1answer
386 views

logrotate fails to rotate logs: error setting owner

Recently I've noticed that logrotate does not rotate my logs. user1@host:~$ /usr/sbin/logrotate /home/user1/logrotate.conf -v gives me an error: error: error setting owner of /home/logs/mylog.log.1 ...
13
votes
2answers
823 views

What's the purpose of the “bin” group?

Where is it usually used? Where can I read about it, and other often used groups?
0
votes
0answers
45 views

Only guest user was created as login by default, how to create a normal user?

Only guest user was created as login by default when I installed Ubuntu. I'm not able to add any user or become root. How to create a normal user?
0
votes
0answers
23 views

How to re-activate the guest account

I can't enter to the guest account, at startup, into my Laptop with Lubuntu 15.10. If I choose the guest option, the system remains into a blue screen, for a while, and then it go back to the users ...
1
vote
1answer
38 views

How to set the correct permissions between development and production

DEVELOPMENT On my development server I have an Ubuntu user named user1. When user1 runs PyCharm (user1 must run a Django app) as sudo then the app at a later stage is required to create a folder ...
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votes
1answer
34 views

Can't log in as a particular user after changing its password

I reset both of my accounts passwords but only one will let me log in. So I logged in as that account since it has admin privs, I changed the password on the other account (My main one which I really ...
0
votes
2answers
120 views

Automatically create folder in new users' home directory

I need to automatically assign every new user that gets created a certain folder Sales in their home directory. (e.g. when you add the user tim, tim automatically gets a folder named Sales in his home ...
1
vote
0answers
21 views

error while entering super user mode [duplicate]

I would like to install git but when I type the command: sudo apt-get install git I am getting the error: iiit is not in the sudoers file. This incident will be reported. The output of groups ...
0
votes
0answers
37 views

how to give partial permissions to shared folder for openLDAP users in ubuntu server 14.04 graphically

I have a ubuntu 14.04 openLDAP server in which I have created more than 20 users and created a shared folder by installing sharing services (samba) but I can`t give permissions for read/write/execute ...
3
votes
1answer
148 views

Why is there more than one command in Bash for accomplishing the same task? [closed]

I've read this post, but it doesn't address the issue of redundancy. As an example, I've noticed that there are three different commands for returning logged in users: w (?) who (print all ...
2
votes
0answers
29 views

Why does `passwd -l` (--lock) also prevent ssh key-based login?

I locked a users password with passwd --lock [userName], the man page and this answers tells me, that a locked password doesn't prevent other means of logins (e.g.: ssh key-based). Quote from man ...
0
votes
1answer
71 views

How to broadcast message to all logged in users through Terminal?

Is there a way of broadcasting a message to all logged in users through Terminal so that it is printed in the Terminals and TTYs of all other logged-in users? I am running Ubuntu GNOME 15.10 with ...
0
votes
0answers
57 views

How can I get Network User on Ubuntu

How can I get Network Users to work on Ubuntu? I know that it works on Windows, I'm don't know if I can get it on Ubuntu and how to get it to work. If I can get it on Ubuntu and if it works, how do I ...
2
votes
2answers
289 views

Deleting Users and their directories Would delete everything from my system?

When I had joined my organization. I had installed a fresh copy of Ubuntu 12.04 by fully removing its Windows installation. After regular upgrades and updates now it's been Ubuntu 15.04. Today, I am ...
0
votes
1answer
56 views

Install Ubuntu With Specific UID

I have run into more problems than I can bother to count by changing my UID. I'm so frustrated that I'm just going to format and start all over again. This time, I want my installation to make the ...
0
votes
0answers
8 views

Broken Settings since chaning UID [duplicate]

Since changing my UID, my default video player & other various preferences are all reverted back to defaults. How do I fix it?
0
votes
2answers
73 views

How to see the UID of all files or folders

When I do a ls -al, I can see the owner and group of files or folders. However, I recently changed my UID, so how do I find out if all my folders belong to my username and the new uid?
0
votes
0answers
12 views

UID Change Broke Mount

I changed my UID of my system and now I'm running into permission problems with hard drives mounted onto my computer. I'm so very tired of trying to get feedback on this topic. When installing Ubuntu, ...
5
votes
1answer
109 views

Set or determine the UID range for guest accounts

For a special purpose it seems like I need to know the UID (user ID) of my guest accounts. As guest accounts are created and (usually) removed automatically whenever one is needed, the UIDs are not ...
0
votes
0answers
34 views

How can I remove a user?

I created a user when I had a Windows 8.1 vm on Oracle VM. I uninstalled the virtual machine but the user still exists. How can I remove this user. I tried the code sudo userdel USERNAME and sudo ...
1
vote
1answer
36 views

Why is `last` showing so many logins in one second? Did I got hacked?

When I ran last into the terminal, I found this: roundduc pts/0 :0 Sun Nov 15 16:47 still logged in roundduc :0 :0 Sun Nov 15 16:46 still logged ...
0
votes
0answers
26 views

Accidentally changed permissions of boot partition, how to revert?

I installed two new hard drives in my computer and needed to change their ownership to my user account to be able to copy files onto the partitions, as they only received root-permissions after ...
1
vote
1answer
56 views

Some strange users

something going wrong here. Here is my htop screenshot. I didn't launch any firefox or firefox plugins. In fact I've just deleted firefox at all. Here is my /etc/passwd $ cat /etc/passwd ... ...
0
votes
1answer
56 views

Script to add users to a group and system

I have been trying to make a script using vim to automate the creation of users and adding them to a group. I have tried multiple other sites and have found nothing. How would I do this?
10
votes
5answers
1k views

Security risk in everyday use of an admin account (not root)?

The only thing that distinguishes my admin account from normal accounts is that my admin account is a member of the sudo group and can run sudo. Is it any less secure to use my admin account for ...
1
vote
2answers
43 views

How do I change one username to another?

I have a problem that "corrupted" my user, let's call it olduser. I got stuck in the login screen and nothing I tried could fix it. Luckily I had backups, but I didn't need them because the files ...
0
votes
1answer
89 views

!Help! Allow another user to access partitioned drives on Ubuntu 15

I'm relatively new to this Linux OS. I am not familiar with the command code or what it stands for. What I wanted to ask is I have a 750GB SSD partitioned into 4 ext4 drives. One for entertainment, ...
1
vote
1answer
64 views

how can we track user activity?

Is there a way to track the applications a user uses, while they are logged in? Our company is experimenting with laptops whose use is for going to conferences, and business trips. We are in the ...