Questions tagged [user-accounts]

A user account is an access authorization to a restricted IT system. It consists mostly of a system wide unique user name an a password which are needed for authentication. IT systems use the user account to identify the individual user and grant him permissions which are associated with the user account.

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9 votes
8 answers
13k views

How can I automate clearing and resetting a Linux user's home directory to a default?

I'm helping to teach two Unix courses next week. Users will be granted an account on a RHEL 5 machine, during which time they'll add files to their /home folder, update their .bashrc and other ...
0 votes
3 answers
82 views

Our server infrastructure has grown, needing way to administer passwords for Ubuntu environments

I am not a server admin, but our current server administrator left. So it has temporarily fallen on me to look after things. Our systems are currently protected by public/private keys. But when doing ...
0 votes
2 answers
65 views

How to list mail adresses of active users on a Linux machine?

I'd like to get a list of mail addresses of all users, who are allowed to login. How can I do this? I've set mail addresses in /etc/passwd using the GECOS field, i.e. via sudo chfn some_user -o ...
1 vote
1 answer
6k views

Set up 'tomcat' non-root user in Tomcat 8

I've installed Tomcat 8 in Debian 8 and I need to harden the web server. I'm following the official Tomcat documentation guide and in the security considerations section recommends to create another ...
0 votes
0 answers
81 views

Accounts are not locking out after multiple 4771 Kerberos pre-authentication failure events

This seems to be the reverse problem from most things I found on the internet. I am seeing a large number of 4771 Kerberos pre-authentication failure events being generated and the error code is 0x18. ...
2 votes
1 answer
133 views

User account auto-creation using SSH certificate authentication

My SSH server is configured to use certificate authentication, so it will trust anyone who presents a certificate issued by the user CA when they connect. For reasons related with audit logs, I don't ...
0 votes
0 answers
160 views

Inquiry regarding Security considerations for Nginx Docker image

I am currently exploring the usage of an Nginx Docker image within our project. I am seeking more information about the security considerations and best practices associated with using your Docker ...
0 votes
2 answers
88 views

Domain wide local admin configuration assistance

I've been tasked with reconfiguring our current local and admin account setup. Currently we have a single domain account we use for mostly any domain admin work we need to do (largely just UAC prompts)...
61 votes
4 answers
173k views

What characters should I use or not use in usernames on Linux?

I want to create user accounts named after a domain name. adduser complains that the usernames need to match the NAME_REGEX regular expression. adduser: Please enter a username matching the regular ...
0 votes
1 answer
67 views

Is there a solution to manage users in some systems or at least in linux?

I work somewhere with a lot of Linux and VPS servers. When someone joins the company, other staff members need to add his SSH key to each server; conversely, if someone leaves, all of his SSH keys ...
13 votes
2 answers
23k views

Why limit maximum username length to 8 characters?

Throughout my humble career in IT I generally see username length limited (typically to 8 characters). This occurs on a variety of systems including Active Directory and database apps. Is there a ...
-2 votes
1 answer
46 views

Windows Workgroup Application Installation Restrictions

I want to restrict the Windows Workgroup user to install the applications and i want to allow the user to install the specific applications. User will be having Local Admin privilage. Any solution?
-1 votes
1 answer
158 views

How to change user without closing applications running?

The problem I have is that multiple users need to RDP to a machine to check the status of an application that is running. Normally, when users login/logout, the applications will stop and the user ...
0 votes
1 answer
107 views

Limit Managed Service Account to only run certain service

I've started learning about Managed Service Accounts in Windows. As I understand it, such accounts make password management easier and the accounts can be limited to be used on certain machines. You ...
1 vote
1 answer
199 views

Deny RDP access to specific server from a particular user via GPO

I have a security issue. How can I deny RDP access to a specific server(critical server) for a particular Active Directory user using a Group Policy Object (GPO) ?
5 votes
0 answers
6k views

Local username Windows 10 Azure AD Microsoft 365

Is it possible to change the local username (C:\Users\xxx) on a AAD joined Windows 10 computer? Long version: Setup & Info: Windows 10 Business, Azure AD joined computer. Cloud only with "...
2 votes
1 answer
2k views

AD best practice: delete or just disable?

As an IT company that delivers IT systems, servers and everything for our customers. I'm trying to find the best practice when it comes to Active Directory and users leaving the company. We have ...
25 votes
3 answers
40k views

Wget: Is there a way to pass username and password from a file?

Is there a way to pass the username and password from a file instead of the command line via --user and --password? Background: I want to run wget via cron and don't want the username/password show ...
2 votes
3 answers
716 views

Is it bad to use a Linux username that is the same as a Linux command?

Let's say your name is Ed. Would it be bad to make your username "ed" if it coincides with the line-oriented text editor by the same name, ed? https://linux.die.net/man/1/ed
0 votes
0 answers
57 views

How to manage a user account on SLES that does, and does not, exist?

My team (software devs) has a VM we use for testing. We agreed to self-admin the server in order to have root access. Despite us being devs and not admins, it's worked really well for us, but today I ...
0 votes
2 answers
886 views

Changing Azure User Access Administrator?

The root User Access Administrator that is inherited by all our subscriptions is assigned to an account of an ex-employee. We're keeping that account alive so that we can continue to make changes as ...
0 votes
0 answers
354 views

User profiles are getting corrupted, and the GPO to delete User Profiles is not working as intended

I am working in a school were laptops are shared between students, and up to 60 kids can use the same laptop in a week's time. The first time we encountered any problems with this was when one class ...
2 votes
0 answers
43 views

Microsoft account locks everytime PC goes to sleep, user cannot change password

In this case I'm a frustrated user asking as my company (who shall remain nameless) IT department seems unable to diagnose the issue with this, and my own web searching can't find anything either. My ...
0 votes
0 answers
128 views

Adding users from DC to remote desktop users

How to add a user from DC to allowed remote desktop users for certain PC? It lets me choose only users on local machine, although I am connected with a user defined in DC server. A domain user. Even ...
0 votes
1 answer
619 views

Apache Authentication - Find out user password

My field of expertise is far away from server management but I am currently covering for a former collegue of mine, so I apologize in advance if my question doesn't make sense. I have to restart an ...
0 votes
1 answer
579 views

Multiple users, one public_html directory

New to creating users with linux. Trying to add users in a secure manner, limiting damage a user can do give all members of the webadmins group access to the public_html folder as projects are often ...
1 vote
1 answer
2k views

Automatically binding applications to a network interface based on the account they are started with

Im looking for a way to have applications started from different accounts automatically bind to a specific network interface. For example: applications started on accountA bind to eth0 and ...
2 votes
1 answer
10k views

Moving an AD user account from one domain to another within same forest

Requirement: In our organisation, several employees have frequent transfers to different zones, which are different domains within a single forest. Need to transfer users from one domain to another ...
0 votes
1 answer
239 views

cant' delete user with userid 502, 503 and on CentOS 6

I have a CentOS VM that shows the list of users like this: drwx------. 2 504 504 4096 Dec 10 2000 username So if I try to run the userdeel command I got a message saying that the user does not ...
0 votes
1 answer
2k views

How to get name of BUILTIN\Users & BUILTIN\Power Users

Is there a universal way to get the principals BUILTIN\Users or BUILTIN\Power Users (specifically retrieve the name) The obvious answer would be that I already have the names! However, they are called ...
8 votes
3 answers
101k views

show all users on a Catalyst Cisco switch

I am new to Cisco, I am having some difficulty: I'd like to list all user accounts. show users only displays currently logged in users. I have no problem changing the enable password, but I'd like ...
1 vote
0 answers
1k views

How to confgure multi realm Kerberos

Intention I want to set up 2 Kerberos realms where one can authenticate the users in the other. Current Setup I have 2 Kerberos Servers (ad.somedomain.com and kerb.foo.bar) I have my users on kerb.foo....
1 vote
2 answers
10k views

How to get additional Account Info tab in ADUC with Taskpads

as a part of delegating tasks to admins , we require to enable Additional Account tab(which shows, last password reset, SID , GUID last logon/Logoff etc) in ADUC when user properties are viewed. How ...
-1 votes
1 answer
259 views

If a user returns after being deleted from AD, can they have the same username?

"Jan Smith" is returning to my small organization after a few years elsewhere. Her old AD profile ("jsmith") was deleted years ago and does not exist in Deleted Objects. We ...
4 votes
1 answer
307 views

Different ssh authentication policies for different accounts

I know that I can disable SSH authentication with clear text password for root user (using PermitRootLogin) and enable it for all other users. But I need to disable text passwords for some list of ...
0 votes
0 answers
145 views

proftpd join multiple paths into single virtual filesystem for specified user

I've tryed configure proftpd for specified user, that join at least two directory paths as single filesystem tree, including chroot option (rootdir). Is it possible any way? Proftpd has support for ...
0 votes
2 answers
3k views

User gets locked out frequently

I have a user that gets locked out of their AD account almost daily and sometimes multiple times a day. The account even gets locked out when they are not working. They utilize 3 different computers ...
8 votes
2 answers
14k views

How to switch user given a UID?

I only know the UID of a user, is it possible to switch user using UID in linux distribution like we do using username like su -u someuser?
2 votes
3 answers
2k views

How to prevent user from logon of an account used for impersonation only?

Currently I have a windows service written in C# (running as LocalSystem) which creates a user account, needed for impersonation, by using the DirectoryEntry to add the user/password and associated ...
6 votes
2 answers
3k views

Support staff can reset some User passwords but not all?

In our environment we have two AD-accounts per person, one user level account and one admin level account. Our support-staff can only reset user level accounts, which is good but I can't figure out ...
0 votes
1 answer
1k views

Why does Azure AD joined account name on local computer not sync after change of UPN in Azure AD?

A user asked me to change his account name in Azure AD, which I did (actually did it through GoDaddy UI but end result is change of user principal name). The account name has changed on his Teams and ...
1 vote
2 answers
3k views

Is the context of local user of AD-joined machine a domain machine account or of local machine account?

I am a developer and curious how Windows server machines are used. A) I believe that they show interactive login screen but run without any user had ever logged-in. Correct? In context of definition ...
0 votes
2 answers
488 views

Switching to a "role" account, using `sudo` and `ssh` agent forwarding later on – possible?

I want to create "role" accounts for several admin tasks that don't usually require root permissions. For example, consider a www-admin user maintaining files in /var/www. It seems to me that this is ...
0 votes
1 answer
2k views

How to Limit CPU Cores in Ubuntu / Virtualmin?

SYSTEM INFORMATION OS type and version *Ubuntu Linux 20.04.4 Virtualmin version 6.17-3* I am sole owner of my server and all the virtual servers. I want to limit the resources being used by servers. ...
129 votes
3 answers
146k views

How can I rename a Unix user?

I have a user named hedgehog and I want him to be named squirrel, but I don't want to change his numeric user ID. How can I accomplish this?
63 votes
4 answers
290k views

Any difference between DOMAIN\username and [email protected]?

I'm trying to troubleshoot an obscure authentication error and need some background information. Is there any difference between how Windows (and programs like Outlook) process DOMAIN\username and ...
0 votes
2 answers
2k views

Keep inheritance enabled for Delegation [closed]

I want to give a normal "Domain Users", permission to reset the password of users in the Domain Admins Group. So I created an OU and moved all the user account targets into it. Then I used "Delegate ...
2 votes
1 answer
780 views

Active Directory Domain User to be used to run Windows service

I have an Active Directory containing domain users for all employees that are used for computer login, file server permission, access control RDP, etc... Also, I have more than one service that ...
0 votes
1 answer
209 views

Updating AD attributes programmatically

My apologies, as I am an engineer not a sys admin, but am working with someone who is managing AD. Current situation: We have an AD attribute that contains a longish parse-able string that contains ...
0 votes
1 answer
479 views

Is it possible to access MS Teams Team member tags via PowerShell or other means?

I was thinking of using Tags assigned to Users in a MS Teams (on Office365) Team for some reporting related things and query them in some PowerShell scripts. Is there a way to get this information? I ...

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