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Unable to login on my machine with right password

Even though I entered the right password to my machine I'm unable to login.IssueI start my machine and for the first time I'm able to login with my password.Now I lock my machine or I suspend my laptop...

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Attempting to Decrypt an AES-256-CBC Encrypted File but Decryption Password...

I am trying to decrypt a password protected file that was encrypted using AES-256-CBC, but the password to decrypt the file has been forgotten. In this simulation, I do know the password is a...

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mysql login to root account with unix socket

I'm wanting some assistance in understanding mysql root account that connects by unix socket. I do not understand the unix_socket very well. Logging in without a password concerns me as I may be...

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User is not in passwd and shadow file but when getent passwd user it shows

User is not in /etc/passwd and /etc/shadow file but when I "getent passwd userSec" it shows the account details.[root@myServer systemadmin]# getent passwd...

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Password for Live Session User in Ubuntu/Gnome 16.04

I am new to Linux and I know that variations of this question have been asked before. However, none of the answers reflect what I see so I thought I'd try again from scratch,I have installed...

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Ubuntu 18.04 Won't Let Me Type My Password and Log in

When I turn on my laptop, everything seems to boot normally and I enter my decryption key to decrypt my hard drive. Then I'm taken to my login page, but when I try to type in my password, none of my...

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passwd: permission denied error when trying to update a user's password

I just installed Ubuntu on a new machine and everything seemed to be going fine. I and a coworker were having some issues with a few things and have managed to lock-out a local admin (sudo?) account...

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What is the login password to unlock Keyring Authorization in 20.04?

At boot up, I get a pop up message stating, Authentication Required, The login keyring did not get unlocked when you logged into your computer.Below this message there is a an area for the authorized...

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Cannot get authorization to run pg_dumpall

All I am trying to do is backup my existing database cluster in order to upgrade from Postgresql 9.4.8 to 9.5. I am on Ubuntu 16.04. I am aware of this post: Postgres password authentication fails. In...

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Is it possible to shutdown the LUKS unlocking by timeout?

I wonder if I can set the timeout to the boot time LUKS unlocking and let the PC shut down on timeout.In other words, I want the PC to shut down automatically when I leave it without typing the...

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How to access a webdav server via ubuntu 25.04?

i am trying to connect to a webdav server via my ubuntu 25.04 OS. However i encountered a problem with my webdav password.Here i can enter my username and password for the server i am trying to connect...

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Lost password and can’t access GRUB to reset it

I lost my password after not needing it since setup. I’m running a Ubuntu Desktop system to run Klipper for my 3D printer. I need sudo to complete the last steps, but I don’t remember my password. My...

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GNU GRUB: Suddenly prompts for unknown username and password

I am running Ubuntu 16.04 on a VM. After a power surge I now get prompted with a username and password screen when trying to boot with GNU GRUB.This is how the GNU GRUB splash screen looks like:When...

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Buttercup won't allow changing the master password

I am trying to use Buttercup password manager, which allows storage of passwords in an encrypted format and tries not to leave any tracks of non-encrypted passwords laying around such as in the...

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How to Prompt Password Change for a new user

How would I go about prompting a password change for a new user when they login for the first time?

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Why, when I am only updating Zen Browser with KDE Discover on Kubuntu does it...

Why, when I am only updating Zen Browser with KDE Discover on Kubuntu does it never asks for my password. Everything else seems to require a password and I am concerned I have done something wrong.Thanks.

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No root user password for MariaDB

I've gone through the process of installing MariaDB several times now, and it has never asked me to create a root password. The upshot of this is I can't get in and create the database. Obviously I'm...

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Is it possible to specify a second method for unlocking a disk in...

An encrypted system drive in Ubuntu 25.10 can be unlocked with a FIDO2 compatible security key at boot time ifdm_crypt-0 UUID=XXXXX none luks,fido2-device=autois specified in /etc/crypttab, then...

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su without password with pam su-authentication

I've done the following configuration in ubuntu 14.04 but it's still asking password.$ /etc/passwdtest:x:1004:1004::/home/test:/bin/bash$/etc/pam.d/su auth required pam_wheel.so group=test auth...

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DigitalOcean droplet root password not accepted for client, but works for...

I have an Ubuntu 14.04 droplet with PubkeyAuthentication set to yes and PermitRootLogin set to no. Since I created it, my pubkey has worked fine. For some unknown reason today it's not accepting my...

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Downsides to only asking for the unencryption key when logging in Ubuntu?

Because I encrypted the drive and I'm already asked to enter a password at system boot, I wondered what downsides could arise if I check the 'automatic login' option for my user, as this would...

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Password problem with 25.10

I just installed 25.10 and selected not to require a password to log in. Every few minutes, if I do not hit a key or click the mouse, I get locked out and must re-enter my password.How do I get rid of...

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gio mount password with special characters

I want mount using well-known waygio mount smb://<user>:<password>@<server>/<share>/In my casegio mount "smb://WORKGROUP;myuser:+B@e}F)q8tra@@192.168.1.199/"I get...

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How can I prevent password requests whenever I try to access a secondary drive?

I am a long-time computer professional, now retired. I am, however, a newbie to Ubuntu/Linux.I built a new system using Ubuntu 20.04 as the main OS, the system includes 2 additional SSDs and 4 HDs from...

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Setting a Single User Password on Ubuntu 20.04 EC2 Image

I have an AWS EC2 FIPS compliant 20.04 instance, I have applied the DISA STIGS to this instance, except for one. Every time I set the password for Single User mode I am no longer able to boot the...

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I cant actually enter a password to access sudo commands [duplicate]

When I type in a sudo command, it asks for the password of the user, I know my password but i simply cannot type anything there where Im prompted to and am locked out from using commands. Does anyone...

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Any easy way to recover a ZIP file password? [duplicate]

I’ve got a ZIP file that I locked a while ago and now I can’t remember the password at all. I’ve tried a few guesses but no luck so far. Are there any simple tools or methods that actually work? Not...

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How do i fix my install so i can finally log in

So I just installed Ubuntu server on my laptop and after I reboot I can't login I type the right login and password but it still displays login incorrect

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disk encryption passphrase to unlock disk - removal of passphrase?

I just installed Ubuntu 24.04 LTS successfully on a PC, and it runs nice and smooth.When finishing installation, I chose encryption of the disk (LMV and encryption), and I agreed on an encryption...

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linux server password authentication failure [duplicate]

In one linux server we have changed the password configuration and not able to login with same password and username

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