Questions tagged [password-recovery]

Questions about the recovery of passwords.

74 questions with no upvoted or accepted answers
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Lost password to ZIP file created with Gnome Archive Manager

I've lost the password to a zip file that was created under Unity, Nautilus file manager, which uses Ubuntu's Gnome Archive Manager (I must have mis-typed it when re-encrypting.) It seems that ...
Julie Brandon's user avatar
5 votes
1 answer
414 views

12.04 home encrypted and I have written down encryption passphrase. How to reset login password?

I set up a friend with 12.04 and he forgot his password. I encrypted his home directory and I have written down the encryption passphrase during the first boot. If he changed his password after I ...
Stevie's user avatar
  • 51
3 votes
1 answer
294 views

Remove "$vt_handoff" from GRUB menu?

Hey I am very unexperienced so I hope this is not a question that I could have been answering myself by further research. I forgot the password to my own machine and found out that there's a ...
pauls33's user avatar
  • 31
3 votes
0 answers
1k views

Chromium and Chrome stored credentials are not showing up under "saved passwords"

for some reasons my already stored passwords are not visible under saved passwords, it just shows "saved passwords will appear here" but they are there, the sql file is where it should be, ...
Michael's user avatar
  • 11
3 votes
0 answers
994 views

Password Keeps "resetting"

I'm not very proficient with Linux, so please excuse my ignorance. We have an Ubuntu 16.04 LTS installation, and we use it to run FOG. We are running FOG on it in an virtual environment, and we don'...
John's user avatar
  • 31
3 votes
0 answers
235 views

Why would my encrypted password no longer allow access after a power outage?

My desktop has been running Ubuntu 16.10 for some time now Yesterday my town experienced a terrific thunderstorm and I experienced a power outage / surge that shut off all electronics When ...
Micheal Rainwater's user avatar
3 votes
0 answers
9k views

Unable to open Recovery, at boot, using "SHIFT" key (12.04 LTS)

I have tried rebooting multiple times to try to get to "Recovery" (GRUB 2) by holding down "SHIFT" during boot. I am waiting until BIOS screen completes. I need to reset the admin password because I ...
user100951's user avatar
2 votes
1 answer
17k views

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 ...
ProAm500's user avatar
2 votes
0 answers
57 views

Can't recover my password

I've seen this page https://help.ubuntu.com/community/LostPassword but I don't know why, when I'm typing in the fourth step my user name, it appears a message saying that there is not any user with ...
Joan Prado's user avatar
2 votes
0 answers
894 views

How to set a password on recovery mode in GRUB

Any one can reset the root and other user's password by going in recovery mode. SO I want that on the recovery option GRUB require a password to enter in recovery mode. But user can login UBUNTU ...
Umesh Kushwaha's user avatar
2 votes
1 answer
355 views

Password changed for no reason?

I'm having a problem logging into my computer. I have Ubuntu 12.04 and I am 100% sure I didn't change my password, although I tried typing it 100 times, it's not working. I restarted the computer, I ...
Sam09089's user avatar
2 votes
1 answer
128 views

Can't log in on boot up

I set this computer up with Ubuntu for my neighbor about two years ago. Today she tried her normal boot up and log in and her password isn't accepted. I've double checked and she's using what I set ...
Jerry Donnelly's user avatar
1 vote
0 answers
3k views

Give root password for maintenance (or press Control-D to continue):

I just upgraded Ubuntu today and when it's restarted it's showing subject message. The main problem is I forgot my root password. Now it's repeatedly saying: Give root password for maintenance (or ...
Raakh's user avatar
  • 97
1 vote
1 answer
227 views

Authenticate user using folder name (domain)

I lost my password and login for Ubuntu and now trying to reset it. I use local machine with Ubuntu 18.04. I found the right way (some guide) using such command from the safe mode: passwd username ...
Mikhail_Sam's user avatar
1 vote
0 answers
56 views

BackInTime restore problems: Screen-lock password rejected in mid restore

I’m doing a restore of my Ubuntu 16.xx partition. Meanwhile, the screen has locked up, wanting me to authenticate. So I enter my password and it says my password is invalid. Is this a temporary ...
Luke's user avatar
  • 11
1 vote
0 answers
475 views

How reset or change admin passwd in EduBuntu 14.04?

My fault... I created a new PC for my family some time ago and I lost the passwd for my (unique) admin user. I can access with other users, but none of them has admin priviledges. I tried the ...
Jlm70's user avatar
  • 11
1 vote
1 answer
605 views

Meizu Pro 5 ubuntu - forgotten passphrase

I forgot the passphrase I set and I am stuck at the lock screen. How to either reset the device or somehow bypass the lock screen. Googling my problem, various places suggest turning it off and then ...
1F596's user avatar
  • 11
1 vote
0 answers
421 views

My ubuntu 14.04.3 on VMware Player VM gets stuck in a login loop

I used to use Guake terminal. When I was using last time Guake stuck and stop working. Pressed F12 several times in order to close the terminal. Then system logged off and login screen shown up. ...
Sardor's user avatar
  • 11
1 vote
1 answer
173 views

How can I recover the password of an encrypted Home folder?

I forgot my encryption password and now can't access my laptop. I have tried using the command line to remove it, and the bootloader. The home folder is blocked by the encryption code. Is there a ...
Markmus007's user avatar
1 vote
0 answers
488 views

Administrative Password doesn't work after it changed by GUI

I am new to Linux. I have changed my administrative password by GUI (under user accounts setting). But Now its not accepting my password. It says wrong password try again. I am using Ubuntu 14.04 LTS ...
Madan Bhandari's user avatar
1 vote
1 answer
447 views

I reset password in the recovery mode, but still unable to login in ubuntu

I booted in recovery mode and then typed: mount -o rw,remount / passwd username I got numerous options, none of them worked. Then I type passwd and hit enter. It asked for new password, I reset the ...
user149061's user avatar
1 vote
0 answers
521 views

How can I log into or out of a Lubuntu guest account?

I discovered I had a guest user account logged in when I tried to shut down and Lubuntu told me I couldn't. When I try to switch users from my administrator account to the guest account I am asked ...
Michael Bishop's user avatar
1 vote
1 answer
1k views

Boot to safe mode to reset password not available

Ubuntu 11.10 Password to root was lost Trying to reboot in safe mode to reset Holding shift (left or right) Esc F1 None are effective during bootup. No BIOS setting appear applicable. All forums seem ...
user72847's user avatar
0 votes
0 answers
76 views

Resetting password

I really need help my cousin changed root password of Ubuntu based compute please note that it was done months ago and I didn't face any problem at that time.. But now that I'm trying to run ...
Aera's user avatar
  • 1
0 votes
0 answers
54 views

how to get files from Oracle VirtualBox without running it

hope this message finds you well. I am currently experiencing difficulty accessing machine from Oracle VirtualBox that is running on my windows 10 because I have forgot the password. I'm wondering if ...
Taim 7's user avatar
  • 1
0 votes
0 answers
60 views

Wordlist generation for password recovery

I'm trying to build a wordlist to recover a password to a file. I know what the password consisted of, but not which order the components were in. How would I go about building a wordlist out of ...
Thystra's user avatar
  • 93
0 votes
0 answers
248 views

Password Works for Logon but Not for Update Authentication (Ubuntu 22.04.2 LTS)

My password in Ubuntu 22.04.2 LTS is being rejected for authentication of updates, app install/uninstall, unlock, ... However, it does work when I log on after a restart. Until a week or so ago it ...
BeFreeIL's user avatar
0 votes
0 answers
146 views

Crack the password of a zip file given original files

I have a legacy zip file encrypted with a password. I don't have its password - it has been lost. However, I have a few of the original unencrypted files - both txt and images. Is there a way to crack ...
Nagabhushan S N's user avatar
0 votes
0 answers
25 views

Ubuntu 20.04 Dell desktop won’t load into boot menu

I just received a dell desktop with Ubuntu 20.04 i went through the initial process of setting it up, but i forgot my password, i’m trying to reset the password by going in the boot menu by pressing ...
Ahmed Rafeeq's user avatar
0 votes
1 answer
148 views

I forgot my password for my password manager (regular ubuntu password manager)

I forgot my password for my password manager (regular ubuntu password manager) is there any way to find out what the password is?
tito rangel's user avatar
0 votes
0 answers
171 views

Unable to access GRUB menu for password reset in Ubuntu 20.04

I am facing difficulty in resetting a lost admin password for Ubuntu 20.04.3 According to various online resources, the recommended method is to access the GRUB menu, enter recovery mode, and reset ...
user1695860's user avatar
0 votes
0 answers
51 views

Help with Keyring change

So when I buy my notebook I set a Keyring password, but now, I don´t remenber what was the password. Is there some way to I change without nowing the password? I use Ubuntu 22.04 <3
Natinha's user avatar
0 votes
1 answer
466 views

Please unlock disk mmcblk0p3_crypt on hp laptop

I keep getting this when I turn on my laptop. I am assuming this is requiring a password which I do not remember. Any help would be appreciated.
Sue's user avatar
  • 1
0 votes
0 answers
100 views

Login not working after password change

I ran into the unfortunate scenario of forgetting my password on an old laptop running Ubuntu. I didn’t think much of it and changed the password using passwd, not realizing my home directory was ...
Thescenario 's user avatar
0 votes
0 answers
374 views

Password login issue, can’t open grub

So I changed my password using the command line using using the passwd command. I restarted and cannot login using the new password or any of my old passwords so I am unable to use my computer. I have ...
Michael Puckett's user avatar
0 votes
0 answers
57 views

Error in Mysql running

Please check the below image and let me know how to stop the terminal or end the process. This happened after I entered sudo /usr/sbin/mysqld. Also do inform me about how to reset the password as ...
Pikaschu's user avatar
0 votes
1 answer
232 views

Typing master password of pass wrong

I have successfully setup pass with a gpg key. When I ask for a stored password I see a counter for three attempts. My first question is what happens after three attempts? Does it only add a timeout, ...
mcocdawc's user avatar
  • 177
0 votes
0 answers
365 views

I can not open Ubuntu

I am using Ubuntu 20.4 LTS. After changing my password with sudo passwd username, this code and got problem. I reboot to test the password but it stuck with: sda6: clean xx/xx file, xxx/xx block. How ...
shahed chowdhury's user avatar
0 votes
0 answers
53 views

web-based user password reset

I am configuring a server for a small group of users. The server runs a ftp server, email-server and wordpress. I would like to have a webbased password recovery that will send an email to a pre-...
Fabian de Pooter's user avatar
0 votes
0 answers
251 views

Password is not working in ubuntu after turning on my computer

I have a user in my ubuntu 20.04. When I turn on my computer, it requires password. I write my password , it works. So far So good. Problem is when I write sudo or anything that requires password my ...
Elvin Jafarov's user avatar
0 votes
0 answers
72 views

Can't change login pw

Ubuntu MATE 18.04 LTS. Have forgotten my login PW so have attempted to change it following these directions https://itsfoss.com/how-to-hack-ubuntu-password/ Boot into recovery mode Get into shell ...
Bachalo's user avatar
  • 753
0 votes
0 answers
163 views

My ubuntu system not accepting password

I changed permissions of home directory to list files only after that when I restarted my system its not accepting my password which is correct one. So after that I searched for solution on internet ...
Mitesh Dube's user avatar
0 votes
1 answer
156 views

When i open my webbook it need a log in password and i forgot it

Is there another way to pass this log in site. Because i have more the 5 years trying to open it.
Landslord's user avatar
0 votes
1 answer
254 views

Forgotten administrative password

I have forgotten the administrative password on my laptop. I have tried booting into recovery mode as suggested but I don't get the menu where I can use the cursors to select recovery mode. All I get ...
Freddie Lyttle's user avatar
0 votes
0 answers
960 views

How to reset password of Ubuntu app 16.04 on Windows 10

I have installed Ubuntu app 16.04 from the Microsoft store. Now I have forgotten the password of the ubuntu user. How to reset it? Thanks you so much!
Thien Hoang's user avatar
0 votes
0 answers
51 views

After 18.04 update not able to login

My laptop got auto update of 18.04.1 from 16.04. After the update, the login tab appears with user name (my name). I can't login because I have no password. I never used password to open my laptop ...
H N S Mani's user avatar
0 votes
0 answers
110 views

Tried all the ways but can't reset my passwd

I have tried the sudo command, I have tried the init=bin/bash (or something like that - now I don't remember), I have tried the mount -o -n remount/ sw, and without the -o and everything that I have ...
flx's user avatar
  • 17
0 votes
0 answers
789 views

Ubuntu not showing recovery menu

I'm new to Linux (Ubuntu) and forgot my administrative (main login) password. Now also my computer won't even login the regular user. The hard drive light is not flashing, it's dark. The screen shows ...
Ome Willem's user avatar
0 votes
1 answer
2k views

no login credentials and can't get to grub

I have an old laptop on which I want to install ubuntu. I do not have the login credentials. I have found methods for accessing the /etc file, but I can not get it to boot into grub; neither f8, f12 ...
eubillie's user avatar
0 votes
0 answers
659 views

Password doesn't work after upgrading Ubuntu 17.10 to 18.04

When I used Ubuntu 17.10 at first I had problems updating with sudo apt-get update && sudo apt-get upgrade I had major broken dependencies errors, so I rewrote the sources.list. I also blocked ...
Gorge's user avatar
  • 9