User Login Issues In Linux

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Find top links about User Login Issues In Linux along with social links, FAQs, and more. If you are still unable to resolve the login problem, read the troubleshooting steps or report your issue.

Mar 14, 22 (Updated: Oct 02, 22)

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1. Quora.com
Disciplined Manaus, State of Amazonas, Brazil 2 years ago

What are good ways to troubleshoot login issues for a Linux ...

https://www.quora.com/What-are-good-ways-to-troubleshoot-login-issues-...

Try logging in as root. If your system will not allow root to login graphically, type 'Ctl-Alt-F2' to get a text login screen, and login there.

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2. Stackexchange.com
Organizer 2 years ago

Linux User not able to login - Unix Stack Exchange

https://unix.stackexchange.com/questions/67921/linux-user-not-able-to-...

I am trying to create new users using useradd command using root credentials it is getting created properly but when I log in with the newly created user with ...

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3. Acloudguru.com
Scholar 2 years ago

Linux User Management: Troubleshooting Login Issues

https://acloudguru.com/hands-on-labs/linux-user-management-troubleshoo...

Managing Linux user accounts and passwords is a routine task for many system administrators. In this lab, students are required to resolve a series of login ...

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4. Unix.com
Refiner California, United States 2 years ago

USER login problem - UNIX and Linux Forums

https://www.unix.com/linux/88762-user-login-problem.html

Hi All I am facing a login issue actually on my local machine users are not suppose to login with there respective prompt on the machine.

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5. Secur.cc
Disciplined NW USA 2 years ago

How to Troubleshoot Linux User Issues - Secur

https://www.secur.cc/how-to-troubleshoot-linux-user-issues/

If it is a username/password, check that the sshd_config directive PasswordAuthentication is set to yes.

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6. Toolbox.com
Editor Kochi, India 2 years ago

Unable to Login into Normal Account in Linux System - Toolbox

https://www.toolbox.com/tech/operating-systems/question/unable-to-logi...

9 Answers ... The usual suspects are .bashrc and .bash_profile in the home directory of the user. Check what is inside. ... Send us finger username. ... After this if ...

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7. Joelitechlife.ca
Critic Edinburgh, UK 2 years ago

How I fixed a Linux user login issue - JoeLi's TechLife

https://joelitechlife.ca/2020/11/23/how-i-fixed-a-linux-user-login-iss...

Yesterday a colleague brought a user login issue to me: he's been working on a secured Oracle Linux server and all of sudden he could not ...

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8. Beyondtrust.com
Disciplined 2 years ago

Solve Logon Problems on Linux or Unix - BeyondTrust

https://www.beyondtrust.com/docs/ad-bridge/how-to/troubleshoot/logon/u...

Verify that AD Bridge Can Find a User in Active Directory · Check whether the computer is joined to the domain by executing the following command as root: · Check ...

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9. Serverfault.com
Critic Norway 2 years ago

Can't login to a linux server with new user

https://serverfault.com/questions/13633/cant-login-to-a-linux-server-w...

I had this problem too, until I realized I had previously secured ssh through webmin by providing a list of users allowed to login... I changed the list, ...

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10. Loggly.com
Editor Italy 2 years ago

Troubleshooting with Linux Logs - The Ultimate Guide To ...

https://www.loggly.com/ultimate-guide/troubleshooting-with-linux-logs/

Login Failures. For security purposes, you may want to know which users have logged in or attempted to log in to your system. You can check your authentication ...

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11. Oreilly.com
Organizer Gurgaon, Haryana, India 2 years ago

14. Login Problems - Linux [Book] - O'Reilly Media

https://www.oreilly.com/library/view/linux/0131855158/ch14.html

14. Login Problems User login attempts can fail for many reasons. The account could have been removed or the password changed. Linux provides password aging ...

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12. Networkworld.com
Teacher 1 year ago

Monitoring failed login attempts on Linux | Network World

https://www.networkworld.com/article/3598048/monitoring-failed-login-a...

Failed logins can happen for many reasons. It may be that one of your users tried to log in with their caps-lock key on and didn't notice. Maybe ...

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13. Redhat.com
Legendary New York, United States 1 year ago

B.4. Logging In and Authentication Problems Red Hat ...

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux...

Linux Domain Identity, Authentication, and Policy Guide · I. Overview of Red Hat Identity ... Delegating Access to User Groups in the Command Line.

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14. Linuxquestions.org
Critic Rio de Janeiro, State of Rio de Janeiro, Brazil 1 year ago

Redhat Linux login problem with non-root user

https://www.linuxquestions.org/questions/linux-security-4/redhat-linux...

Hi there, I have an SSH login problem with our newly installed RedHat Advanced Server 2.1 running on Dell PowerEdge 1750. I CAN SSH into it if I log.

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15. Linuxhint.com
Teacher 1 year ago

How to check user login history in Linux?

https://linuxhint.com/check-user-login-history-linux/

Different users access the multi-user operating system, and to monitor users' activity, ... Moreover, login history also helps to identify different issues, ...

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16. System76.com
Organizer Luxembourg 1 year ago

Black Screen Or Login Issues (Ubuntu) - System76 Support

https://support.system76.com/articles/login-loop-ubuntu/

Are you getting stuck in a login loop, even though your password is ... the issue, you can create a new user account for testing purposes:.

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17. Cyberciti.biz
Explainer Liaoning, China 1 year ago

Linux display or change a pre-login message /etc/issue file

https://www.cyberciti.biz/faq/howto-change-login-message/

Procedure to change /etc/issue pre login file. Login as the root user. Open a file: # vi /etc/issue. Append new text as follows:

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18. Techrepublic.com
Legendary Bangalore, India 1 year ago

How to create a Linux user that cannot log in - TechRepublic

https://www.techrepublic.com/article/how-to-create-a-linux-user-that-c...

For security reasons, you might need to create a Linux user without the ... Log in to your Linux server or desktop and issue the command:

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19. Unity.com
Announcer San Francisco, CA 1 year ago

Resolved - Linux login issues. - Unity Forum

https://forum.unity.com/threads/linux-login-issues.1187302/

The browser I'm using is Firefox and my Unity account is already logged in. I'm using the default user agent as well so there's no conflicts, ...

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20. Upcloud.com
Refiner 1 year ago

How to manage Linux user account security - Tutorial - UpCloud

https://upcloud.com/community/tutorials/manage-linux-user-account-secu...

On Ubuntu servers, you can do this with the command below. adduser <username> sudo. Adding sudo permissions to users on CentOS is a little ...

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21. Hpe.com
Scholar Milwaukee, WI 1 year ago

Red Hat Enterprise Linux 6 - IdM Users Cannot Login, but ...

https://support.hpe.com/hpesc/public/docDisplay?docId=kc0132592en_us&d...

After reviewing the PAM configuration being used, the problem experienced is related to the UIDs being used and the PAM rules in place. The PAM configuration ...

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22. Suse.com
Reviewer 1 year ago

User Management | Security and Hardening Guide - SUSE ...

https://documentation.suse.com/sles/15-SP2/html/SLES-all/sec-sec-user-...

SUSE Linux Enterprise Server can leverage the pam_cracklib library to test for weak ... 15.4.3 Locking User Accounts After Too Many Login Failures Report ...

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23. Mozilla.org
Critic Hyderabad, Telangana, India 1 year ago

Fix login issues on websites that require a username and ...

https://support.mozilla.org/en-US/kb/fix-login-issues-on-websites-requ...

Fix login issues on websites that require a username and password · Enable cookies for the website · Clear history for that site · Clear all cookies and the cache.

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24. Newrelic.com
Refiner Morrisville, NC, United States 1 year ago

Login and password issues | New Relic Documentation

https://docs.newrelic.com/docs/accounts/accounts-billing/account-setup...

This doc with troubleshooting tips for some specific login issues. For an overview of factors ... Added existing user to another New Relic account.

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25. Man7.org
Disciplined 1 year ago

login(1) - Linux manual page - man7.org

https://man7.org/linux/man-pages/man1/login.1.html

This should allow the system administrator to login even in case of network problems. The environment variable values for $HOME, $USER, $SHELL, ...

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26. Nethserver.org
Disciplined Mountain View, CA, United States 1 year ago

AD User cannot log into Linux client - Support - NethServer ...

https://community.nethserver.org/t/ad-user-cannot-log-into-linux-clien...

pam_sss(login:account): Access denied for user harry: 4 (System error) ... Linux you're running on those 2 clients (working and not working) ...

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27. Netsurion.com
Explainer San Francisco, CA, USA 1 year ago

Top 5 Linux log file groups in/var/log | Netsurion

https://www.netsurion.com/articles/top-5-linux-log-file-groups-in-var-...

If you manage any Linux machines, it is essential that you know where the log files are ... e) /var/log/faillog – Contains user failed login attemps.

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28. Computerhope.com
Outspoken Cochabamba, Departamento de Cochabamba, Bolivia 1 year ago

Linux login command help and examples - Computer Hope

https://www.computerhope.com/unix/ulogin.htm

Logging unknown usernames may be a security issue if a user enters their password instead of their login name, as the typo would then be logged.

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If you know a webpage link that work for the reported issue. Consider sharing with the community by adding in the above list. After verification of provided information, it would be get listed on this web page.

Frequently Asked Questions

How do I troubleshoot login issues in Linux?

look for any relevant entries under /var/log/secure or /var/log/auth. log . Also, make sure that you don't have custom rules added under /etc/security/access. conf which might access to the server for that user.

How do I troubleshoot system login issues?

Fix login issues on websites that require a username and password
  1. Enable cookies for the website.
  2. Clear history for that site.
  3. Clear all cookies and the cache.
  4. Check add-ons.
  5. Security application is blocking cookies.
  6. Remove corrupt cookies file.

How do I allow a user to login to Linux?

Allow SSH access to a user or group
Meaning - add the word "AllowUsers" and hit the Tab key and then specify the username. You can also specify more than one user as shown below. This setting will allow all the members of the "root" group to ssh to the Linux server.

Where is the login log in Linux?

cd/var/log

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Troubleshooting

Before login, must ensure following:
  • Keyboard CAPS lock is OFF
  • You are not using an old password
  • Your given email/login-name is valid
  • Its not a phishing website
  • Do not use VPN as some sites restrict VPN
  • The internet connection is active and login form is loading cache
  • If the site requires captcha, it must be valid. Regenerate if its not readable
  • Still not resolved? Visit FAQs page
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