Questions tagged [login]
the process of logging in: from the login prompt, through user authentication, to session startup
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1answer
21 views
Shell Script to fix minimum password age not working but no errors
The goal of this script is to change the minimum password age in the /etc/login.defs file.
My issue is that this script runs, I don't get any errors but when I vi to the file, nothing has changed. I'...
-1
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1answer
16 views
Debian Testing not booting fully (display manager not loading)
Every time I boot my (fresh) Debian install with gnome-core with a couple of the packages added that come with gnome. I installed Debian without a desktop environment which boots and reaches the login ...
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0answers
21 views
What are the performance overheads between logging in to another user account via ssh vs login
In Gnu/linux systems, I can perform a full local login (i.e. where logname returns the same output as whoami) by two methods:
login:
sudo login second_user (prompted for password)
ssh:
ssh ...
0
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0answers
28 views
Login incorrect after installing nfs-utils
I am attempting to install nfs-utils (and thus all its dependencies) in a stateless RHEL6.5 KVM VM. The VM is configured to have a read-only root via the /etc/sysconfig/readonly-root file, Linux magic ...
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2answers
78 views
Is there a way to perform a full login as another user without being root?
In our setup, we are forced to use Microsoft Active Directory (AD) for ssh access to our Linux VM, so that when employees leave they can be blocked from accessing the VM once their AD account is ...
3
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1answer
32 views
Why does rbash not apply any restrictions for a login shell on Debian 9 (Stretch)?
I am on Debian 9 (Stretch). I have a deploy user where I've set the shell to /bin/rbash. Here is the line from /etc/passwd:
deploy:x:9000:9000::/home/deploy:/bin/rbash
If I am the root user, and I ...
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0answers
19 views
How can I reduce failed login delay in Arch Linux with KDE?
I tried some /etc/pam.d modification and succeeded in reducing tty login delay. But in lockscreen it always takes 2 seconds delay with failed login. How can I reduce this?
There was a possible ...
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0answers
45 views
How to customize linux mint cinnamon 19 login screen
I would like to know if there is a way to customize the Linux mint login screen. And by customize I don't mean the background, but for example can I move the password input box to the middle instead ...
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0answers
15 views
Login Failed at Manjaro KDE no user can login
No user can login. I did the same as this post No users can log in I tried a lot of things and no one logged.
Any solutions?
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0answers
23 views
Fedora 28 hangs when logging in shortly after boot
I am running Fedora 28 on a ThinkPad T460s.
On the first log in, directly after booting, the screen becomes grey with the mouse pointer visible, but I cant move it.
It stays like that for a few ...
0
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1answer
53 views
Change tty respawn in Debian 9 (Stretch )
I try to change respawn tty to some other bin file , before that I configure that on /etc/inittab
But now this file doesn’t exist ; how can I do that ?
( my goal is “ call my binary instead of tty ” )...
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1answer
53 views
Why does vsftp return 530 incorrect login?
I started a vsftpd server on my arch linux desktop and then tried to log in to it using using my normal user. But I get "530 Login incorrect" when I attempt to log in:
$ systemctl start vsftpd
$ ...
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0answers
42 views
Unable to login to Fedora 28 system
I'm unable to login to my Fedora 28 system. I have a dual boot system with Fedora 29 and 28. I often use the Fedora 29 system and now booting the Fedora 28 after long days say around 2 months.
I'm ...
0
votes
1answer
15 views
Unable to login for graphical session on Mint + Not available space on filesystem
I've been trying to start a graphical session with all users on my system but I've been always reverted to the login screen.
After initiating a terminal with (Ctrl+Alt+F1) from there, I've been able ...
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0answers
50 views
Abnormal behavior on Debian 9 after crashes
After I tried to install swift on my Debian 9 machine, Suddenly I faced a big problem (I couldn't access Debian GUI) I solved this issue by some terminal command like
sudo apt-get install gdm3 and ...
3
votes
1answer
88 views
How to configure a shutdown at the xth wrong entered password?
Having an encrypted hard drive is all well and good, but chances are that if someone is gonna steal your laptop, it’s probably not going to be turned off. Most likely, it will be stolen in a powered-...
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0answers
56 views
How to unlock the login for the root?
How to unlock the login for the root?
In Ubuntu 14.xx and previous versions of Ubuntu, it was possible to log in to the graphical session as root. Now i can't do this anymore. How to unlock the root ...
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votes
1answer
36 views
Trisquel:What to type when I set a blank password? [duplicate]
I recently installed trisquel on my computer. When I decided to use the terminal and sudo I was prompted to use a password despite the fact that I set a blank one.
I want to know what I am supposed ...
0
votes
1answer
58 views
Mint - disk is full (prevents login)
I had 0 bytes free and even when I deleted something the number of free bytes stayed still zero. So I tried to restart it and I can't login now. I tried console Ctrl+Alt+F1, but I don't know login. I ...
3
votes
1answer
51 views
logout/login not enough to update group membership
I just added myself to "docker" group on my workstation.
I dutifully logged out and in again on my desktop environment but I'm still not on the group:
mcon@cinderella:~$ id
uid=1000(mcon) gid=1000(...
1
vote
1answer
52 views
Centos Installation base environment only showing basic functions
I am currently interested in learning how Linux works. I have followed the tutorial How to Install CentOS 7 on VMware Workstation 14 Pro? The problem is, every time I install the only available Base ...
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votes
2answers
124 views
What does the Unix login program/command do?
I am reading APUE and it keeps refering to the login program, but I still don't know what it is doing in my operating system (Ubuntu).
§8.11:
Normally, the real user ID is set by the login(1) ...
7
votes
4answers
669 views
How can I track script which gives me “command not found” right after the login?
When I login, I have these messages:
-bash: $'\r' : command not found
-bash: $'\r' : command not found
-bash: $'\r' : command not found
It is quite clear that it is caused by Windows-style line ...
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0answers
79 views
Ubuntu 16.04 - Cannot SSH with root user, login successfully but closed immediately with return code 254?
I could SSH to 1 server with a non-root user. However, I tried to enable root login at /etc/ssh/sshd_config with this content:
# Package generated configuration file
# See the sshd_config(5) manpage ...
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0answers
18 views
When I connect my Wacom to the PC, Debian gets stuck to Login screen
As title says; also: everything was working fine, I followed all the steps I found in the Linux Wacom Project https://linuxwacom.github.io/ and at the end of the process I could use the tablet with no ...
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0answers
21 views
Can some or all profile/login scripts be bypassed on local console login?
The situation I'm thinking of is that something in /etc/profile or ~/.profile or ~/.login or similar is causing you to be logged out immediately or some other problem/mischief, and you're at a text-...
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3answers
58 views
Seeing user two times
Consider I have created a user 'test' during Installation which I use to login to my system. My root user is 'root'. I further open two terminal sessions for each of the users respectively. Now the ...
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0answers
90 views
Very slow login, logout and su on Centos 6.8
It's been two weeks that ssh login, logout and using su to other users on a CentOS 6.8 server been very slow, it takes around 20 seconds to 45 seconds for the login or logout or su to take effect. All ...
1
vote
1answer
54 views
Linux Mint with AMDGPU, Monitors drop signal after Mint boot animation
I installed Linux Mint MATE 19.1 and installed the AMD MESA 18.x+ drivers as shown in the Wiki (adding ppa:paulo-miguel-dias/pkppa and upgrading). Here are my specs/setup:
Make/Model: Dell PowerEdge ...
2
votes
1answer
268 views
How to configure Linux to authenticate users based on Keycloak user database?
I have an existing user database in Keycloak.
I want to build a Linux machine which logs in users according to the user database in Keycloak (username, password).
How can I accomplish this?
1
vote
1answer
24 views
A single unified account for all users on a single machine, while preserving separate credentials
So this is more of a reverse-engineering question.
We have this machine at work, where anyone can login using ssh. ssh johndoe@gateway01. However! Once logged in, the user the person is logged in as ...
1
vote
3answers
60 views
Can a Solaris 11 account prefixed with # be used to login?
I have been given a list of accounts on a Solaris 11 server that contains several accounts which are prefixed with a # character: "#username". (No LDAP is being used, and all accounts are local ...
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votes
1answer
75 views
Recovering from a 'corrupt' theme installation on Debian
I recently installed a new theme on my Debian Stretch machine, however after rebooting, I am unable to get past the login screen. If I enter the incorrect log in details, the systems tells me that the ...
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votes
1answer
35 views
Scientific Linux 7x - Too much system hardening!
Some Linux users like my company build Linux servers to use on factory production lines. We write software to load BIOS and FLASH memory and test our products. We constantly need to reboot these ...
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0answers
29 views
Do display managers like sddm actually set the login_shell option?
I have a script which distinguishes if it is sourced from within a login shell or not. But it happens not to do its job as the login was done through display manager sddm.
#!/bin/bash
# /etc/bash....
-1
votes
1answer
149 views
On Kali, by default terminal starts with root privileges, how to stop that? [duplicate]
On other distros when I open terminal, it is usually either ask for password or logs in with normal user priviliges, in Kali it logs on automatically with root.
I want to stop that.
1
vote
1answer
335 views
CentOS 7 “Invalid user __ from xx.xx.xx.xx port xxx” - Not showing the attempted username entered
When taking a look into my /var/log/secure logging file, I'm able to see attempts to log into my CentOS system via SSH, however, the username is blank. I've recreated this myself by entering false ...
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0answers
323 views
Cannot login with Linux Mint 19 via terminal
I cannot login via terminal (I do not know if this is because of Mint or Ubuntu).
When I enter the username, I want to enter the password, but what it does, it autoenters with an enter it goes like ...
0
votes
1answer
616 views
Login loop Linux Mint 19.1
I am unable to login to my linux desktop since I rebooted earlier today. Did not notice anything strange except firefox crashing a couple of times. It seems like the system is in a login loop. After ...
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0answers
265 views
TTY Login hangs after username input with constant newline
Problem:
After a restart my Ubuntu Server 18.04 installation greets me as usual with the tty1 login prompt. The input of the username works as usual but after hitting enter the password prompt is ...
0
votes
0answers
48 views
login not working from new tty but with su <username> works
I'm installing LDAP auth on CentOs7 (command-line way).
I'm facing a strange behaviour:
[root@client]# su ldapuser01
(run as root) works and let me connect as ldap user (without prompting for a ...
0
votes
1answer
414 views
SSH connection “This account is currently not available”
I tried to connect at a SSH server in 3 different ways, but nothing works:
using putty - after I enter my password the putty window automatically closed, and in the log file there is: "This account ...
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votes
0answers
35 views
Can't boot into a specific account on GalliumOS, can with root account, from greeter
I was trying to log into my main administrator account, and it seems to accept my username & password and begin to login normally, as the standard (for me) blank purple screen pops up, but then it ...
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0answers
20 views
xscreensaver - how to log successful logins
I would like to log successful login attempts from screensaver.
Running xscreensaver with xscreensaver -verbose -log ...
does give me something usable:
input finished.
pam_conversation (...) ==&...
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votes
2answers
58 views
do incorrect usernames get logged?
i was wondering if a GUI login attempt with a non existing username will be written to any log files? (im using mint with cinnamon and Kali with gnome3)
I accidentally put my password in as username ...
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vote
0answers
48 views
!! versus * in /etc/passwd [duplicate]
My (admittedly dated) understanding of unix is that in /etc/passwd if the second field is 'x' then the identity can login with a passwd that matches a hash found in /etc/shadow.
However, when I list /...
-3
votes
1answer
472 views
Kali-linux default password for live session [duplicate]
I tried to install kali through Unetbootin but it failed. After that, I tried to go on live one, but without setting any password. It asked for that as default. I entered root as username but don't ...
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0answers
44 views
I have issues when I login the shell of Debian 9
When I write my user and password it goes all fine until I push the enter button. The screen goes grey, blinks a few times, again grey, then freezes like that.
So I push the reset buton and when its ...
0
votes
0answers
102 views
Cannot login in to arch linux
I installed arch a day ago and it was fine until yesterday but after I changed some settings in the /etc/pam.d/system-local-login to use fingerprint login and reboot, I can't login in to arch linux. ...
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0answers
27 views
How to login and Download the file in the same session in R language?
I am trying to do login and download the file with using a package httr and jsonlite in R language. I write the following code :
library(data.table)
library(jsonlite)
library(httr)
library(properties)...
