Anything related with user accounts and user management on Unix-like systems.

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3
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0answers
83 views

Use network-manager in different netns

In continuation of my last question about using netns as a relugar user, I'm now looking for a way to open VPN tunnels as a regular user. So I naturally thought about network-manager. Any user can ...
3
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0answers
114 views

How to use a separated user with GUI on OpenBSD?

A webbrowser is a GREAT attack vector since people use it to access the "dangerous" internet. Very bad things can come in through to the desktop. So in general for a desktop, we can do the ...
3
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0answers
745 views

Add a user for Postgres on Mac

I've had a very difficult time trying to set up a postgres database. I am using Mac OS X 10.9.2. I am using this tutorial: http://tutorials.jumpstartlab.com/topics/environment/environment.html The ...
3
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0answers
359 views

Will a account get locked while logging in FTP mode to a remote server whose password has already expired in UNIX

I have a FTP user id to a remote server, the password for which has expired.The account is getting locked if connection is being made in FTP mode to the server with the old(expired) password. Is ...
2
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0answers
293 views

How could a user log in via tty

I rented this cloud server, and it is kind of attacked recently. I can see a suspicious user logged in via tty. leetom@S152:~$ last -x ayn1 ayn1 tty1 Wed Oct 28 18:59 - ...
2
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0answers
47 views

How to kill all vpns on switch user Mint 17.2

I'm using mint 17.2 cinnamon. I'm not particular about the method, just want it to stop all vpn connections (openvpn, listed in network manager) when I switch users or logout. nmcli doesnt provide a ...
2
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0answers
45 views

Changed username - Could not update ICE authority file

I tried to change my username by creating another admin account, restarting, then logging into that new account. Then, I entered the following command: sudo usermod -l NewUserName -d ...
2
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0answers
113 views

Catch/diagnose user process being killed - Inexplicably logged out automatically

Context: I'm using bash in Mac OSX Yosemite. Problem: I'm executing a (python) script that I expect to use alot of resources and take a few hours to run, redirecting stdout and stderr to a log file. ...
2
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0answers
85 views

Is it possible to register “virtual” user/group IDs in a Linux system?

Is there a standardized mechanism in Linux which can be used to tie usernames to user IDs without actually creating a system account that can log in? It would seem something like this is possible, ...
2
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0answers
264 views

User Acces restrict to only one folder

I am trying to establsih SFTP User rights at a server to only one folder, following the guidelines here: ...
2
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0answers
65 views

How to set up networking on a per-user basis?

I would like to set up access to corporate VPN for just my user account on my computer; not for the other accounts and certainly not for the guest user. To achieve this, I presume, I need to ...
2
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0answers
158 views

Easiest way to sandbox an user

I'd like to sandbox a user so that they can only read files under /media/shared/somefolder. What's the easiest way to accomplish this? Users/groups? ACL? AppArmor? Some context: Plex Media Server is ...
2
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0answers
5k views

Permission denied for user accessing mount

Using root I can mount another Linux share no problem. root@crunchbang:/mnt# mkdir javalib root@crunchbang:/mnt# mount -t cifs //10.1.3.7/javalib ./javalib -o username=guest Root can read/write to ...
2
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0answers
696 views

How to switch user if the Screen is Lock

Sometime this happen that when I had to do something on server I find that the screen is lock and I dont know the password of that user to unlock it and switch the user. So i need to know that How to ...
2
votes
0answers
293 views

What user installs a .deb package?

I am experiencing a behavior in the installation of a .deb package that I don't really understand. I have a set of "things" in my computer that I deploy to remote computers using a .deb package. I ...
1
vote
0answers
70 views

How can I switch from one user to another user inside a script?

.The issue is my id 'aaa' can read only the file name and not the contents inside it when I log in with my id "aaa". So to read the contents I have to switch to another user "bbb" which is having ...
1
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0answers
43 views

Change default group for any new user

I'm wondering if you could change defaults groups for new users without having to specify all of them manually. I'm trying to harden my ArchLinux and there's a group (provided by Grsecurity) that is ...
1
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0answers
15 views

adding text to titlebar in all root windows

When a window is opended with root priveleges, I want to display some text in the titlebar to inform the user that he/she is root in that particular instance. I'm currently using the MATE desktop ...
1
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0answers
57 views

Proper permissions on SFTP upload and download subdirectories in a user's home directory?

I have a server running OpenSSH. I've setup an SFTP server that users can log into. I have created user userName with a folder at /sftp/userName with permissions of 555 and owner root. This folder has ...
1
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0answers
15 views

Need Help to Solve Screenlock Bypass Issue for Expired User Account

I have created a script that I deploy to my children's computers via Salt. The script implements allowed working hours and has worked well, but one of my children have found a way of bypassing this ...
1
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0answers
36 views

Listing ALL logged-in users. Also the ones not using a shell

We are working with an application that logs in to a Linux server (Ubuntu server 14.04) and just requests a reverse tunnel. Before we did this with Plink. And when the client was running Plink, I ...
1
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0answers
18 views

What does UniqueID do on Mac OS X?

Scripts to create a new user on OSX typically use the command dscl to set a user attribute UniqueID. What does UniqueID do and how should I determine what to set it to?
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0answers
69 views

Is this a Hacker? What to do?

My sites are hosted in a shared server at Hostgator. Server details: uname -a Linux xxxx.hostgator.com x.xx.x.x86_64 #1 SMP Fri May 1 18:21:30 CDT 2015 x86_64 x86_64 x86_64 GNU/Linux I was curious ...
1
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0answers
34 views

Is it allowed to assign one range of subordinate IDs to two different users?

Is it allowed to assign the same range of subordinate user and group IDs to different users on the system defining the subordinate IDs? Please provide sources for your answer. The idea here would ...
1
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0answers
156 views

Shell Script to change user shell

I am writing a script that would be invoked to change user shell. The basic requirement is that once user gets authenticated (e.g: thorough some web application) the script would be invoked to set the ...
1
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0answers
67 views

Linux user ssh connection disabled after execution of setfacl command

I have very little linux administration experience, after searching a lot stuff online, finally I decided that I must hope that someone helps. The problem is, I needed to share an account with a ...
1
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0answers
234 views

Stop all processes by a user: children of supervisord are still running

I'm trying to delete a user but it keeps saying that user is currently used by process ID x I tried everything here and here, nothing works, how do I kill all the process by a certain user in order ...
1
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0answers
132 views

How does autoconfig/autodiscover work?

I have a server with OpenLDAP/Kerberos authentication with 7 desktops/clients. Manually generating a new user and configuring a new profile (gnome, evolution mail accounts, evolution calendar/tasks ...
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0answers
28 views

How to create a master user for creating default settings in production programs?

I am interested in creating a master user whose default program settings are inherited by later users, like a template user. I know this used to be done in multiple-user Unix terminal settings such ...
1
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0answers
4k views

Mount cifs using a credentials file

I am trying to mount a folder from my embedded Linux system to a windows 7 computer. I keep getting Permission Denied when I try using a credentials file. When I do it from command line as root it ...
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0answers
91 views

Cannot login to svn server

I have a SVN server on my Raspberry Pi (Raspbian). It has a project under the directory /welcome, I want to add users to it. My users would be admin with password admin and user2 with password ...
1
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0answers
43 views

Changing password for Debian live

I have a hooks file, in the hooks folder, that looks like this: echo "root:rootpw" | chpasswd echo "user:userpw" | chpasswd After boot, Debian asks for user and password. When I type user along ...
1
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0answers
47 views

Change the HOME of a user during a graphical session

The other day I had the idea to create display manager independent guest session. My basic idea was to change the login shell to a custom program that creates a temporary home on the fly (f.e. ...
1
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0answers
31 views

How to block the user for a certain amount of time

Suppose, I am working in X environment, and I want to have an obligatory periodic rest. Is it possible to setup a root cron job, that will block my user for 5 minutes every 45 minutes? I am using ...
1
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0answers
103 views

Tracking user CPU hours

I am looking to work out which users on our system are using the most CPU resources. to check this? So I would like to find out: CPU-hours this month, (and % of total) CPU hours this week, (and % ...
1
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0answers
371 views

How is a username determined and can I hide the domain component in a winbind username?

Someone asked a question on Server Fault about a problem which I'm also having but no one has answered it so I'm posing a slightly different question to try and figure it out myself. I've configured ...
1
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0answers
99 views

How come the postfix user can't even read its own files?

I have a Postfix configuration file. Let's assume it's named /etc/postfix/somefile.cf. I have run the following command as root to change ownership of the file to the postfix (105) user: ...
0
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0answers
6 views

What can possibly happen to a public SSH server?

I'm writing a console emulator in JQuery, which will connect to a server through SSH and dynamically send commands (through AJAX) and receive output. Basically it will be a remote ssh console on a ...
0
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0answers
12 views

Need to fix user access on centos

I screwed up user permission for my account "yann" on a centos 7 server. I would like to have that user to access rw on all folder under /home to manage the webserver folders. Each top level folder ...
0
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0answers
41 views

Authentication required to edit Sudoers - User not listed

I made a small typo in my sudoers file, nothing a simple pkexec can't fix. The problem is that when I added my user with "adduser name" and added "name" to visudo, as well as the root and sudo ...
0
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0answers
29 views

How to set correct user group rights to application running with java?

How to set correct user group rights to application using java? There is this scenario: 1) I have created user group and user (the same) - call it "groupgroup" 2) When I create a file with this ...
0
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0answers
34 views

home directory restriction

I am in serious doubt and need to implement to specific area Scenario A normal user , he can create file and folder in his home directory .he wouldn't not permitted to delete folder and file ...
0
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0answers
51 views

Xterm and User problem on Linux From Scratch

I made a linux system using LFS book 7.8 and then went to BLFS 7.8. I installed lxdm and xfce4 desktop. All the necessary drivers and libraries are installed. Now when I log in as root, I get no ...
0
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0answers
27 views

Switching Users in Centos 7 gui

I got CentOS 7 installed with gnome desktop. During set up I set a password for the admin account, and also set guest with no password and without admin rights. When i rebooted and went to login the ...
0
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0answers
27 views

changing file and folder permissions for network shares

I am fairly new to linux but used it before and know bit about the command line etc... I am trying to set up a folder in which everyone has their own username and password with each folder, I have ...
0
votes
0answers
73 views

Unable to log in to any user accounts on a fresh install of Arch linux

Has anyone run into the issue of not being able to log into their root account after a fresh install of Arch Linux? I have tried setting the root password twice with the passwd command within the ...
0
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0answers
25 views

Supervisord fails to run a program

I've a program that I try to run with supervisord but keep failing. The following is supervisord configuration: $ cat /etc/supervisor/conf.d/application.conf [program:application-web-1] command=env ...
0
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0answers
40 views

Transfer session between computers

At my uni, we use ubuntu on our lab machines, and we can log in anywhere on the network, and ssh into any lab machine. Is it possible to be logged into one machine then decide to transfer the current ...
0
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0answers
23 views

newusers causes segfault

I am trying to bulk-add 433 users via newusers. The newuserlist.txt file I have contains users with up to 16 chars usernames with questionable patterns (numbers at the beginning and capital letters). ...
0
votes
0answers
60 views

root's login shell is invalid, how do I restore it?

I have accidentally changed the root user's shell from /sbin/sh to /sbin/false. I don't have any other login and the only way I can access to system is through SSH. How can I retrieve back root ...