Questions about the recovery of passwords.

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359
votes
14answers
1.0m views

How do I reset a lost administrative password?

I'm working on a Ubuntu system, and my client has completely forgotten his administrative password. He doesn't even remember entering one; however it is there. I've tried the suggestions on the ...
21
votes
4answers
94k views

How do I reset a lost password (using recovery mode requires me to type the password)?

I need to reset my password. I have followed these steps: How do I reset a lost Administrative (root) password? However, then I go to "root" or "netroot" recovery options, it tells me: Give root ...
46
votes
11answers
129k views

Getting an “Authentication token manipulation” error when trying to change my user password

I am logging in to my Ubuntu Server using my username. Once I am logged in I am typing passwd command. Entering a new password but a second after getting following error messages: passwd: ...
99
votes
4answers
267k views

Authentication token manipulation error

I forgot my Ubuntu password so I booted into recovery and dropped into a root shell prompt and this is what happened: root@username-PC:~# passwd username Enter new UNIX password: Retype new UNIX ...
8
votes
2answers
8k views

I unexpetedly deleted administrator account and the other accounts are asking root password

I unexpectedly deleted my user account (the only administrator for the machine). I have another account which is standard account now i cant access my hard disk or anything with that standard account ...
7
votes
3answers
76k views

Resetting forgotten phpmyadmin password

I recently installed LAMP on Ubuntu 13.04(32-bit) but forgot my phpMyAdmin password. How can I reset its password without re-installing it?
9
votes
2answers
16k views

How do I open Access-Your-Private-Data.desktop?

Help how do I open this. the README file says THIS DIRECTORY HAS BEEN UNMOUNTED TO PROTECT YOUR DATA. From the graphical desktop, click on: "Access Your Private Data" or From the command line, ...
7
votes
1answer
13k views

Reset Windows Password with Ubuntu Live CD

A friend brought me his PC with Windows Vista to reset the user password because he didn't use it for a long while and forgot his password. So I found a tutorial on how to reset the password by using ...
4
votes
3answers
124k views

What is the default password for Ubuntu 12.04? [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? I've just had someone install Ubuntu 12.04. I am not a techie - just a user. I am now asked for a password which I do ...
3
votes
3answers
8k views

“Authentication Manipulation Error” when trying to reset my password

To reset forgotten password in 12.04 LTS. I am able to boot the computer. i choose root option and then come to password changing. they ask me to enter new UNIX password which i do type. but at last ...
7
votes
2answers
11k views

How to reset lost user password on a guest on VMWare server?

I have a ubuntu 10.10 VMWare image that I set up a while back and have forgotten the login details. Normally I'd boot into single user mode to fix this, but I'm having trouble doing this on the ...
0
votes
1answer
2k views

I deleted my original user account. The new account has no password. How can I enable it? [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? How can enable my admin account? i deleted the other one and now the new one is without password and i cant access it and cant do ...
3
votes
2answers
25k views

How to recover the root password on ubuntu server

I lost my root/super user password on Ubuntu server, i tried to boot in a "recovery mode", and choosed " drop to root shell", but it is always asks for: Give root password for maintenance (or type ...
1
vote
2answers
1k views

How to find an ubuntu password which i removed?

I removed my password from the user menu where they gave the option for no password. So i pressed that and now the computer can be logged into but they ask a password which is not my old password.......
1
vote
1answer
3k views

How to reset my password without rebooting?

I lost my password to a VM running 11.04, but have ssh access via public key authentication. Is there any way I can reset the password without a reboot? (This is to avoid downtime of services it's ...
0
votes
0answers
122 views

how to back to be the administrator in ubuntu 11.10 [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? I was exploring in user accounts. I only have my account but i changed from administrator to standart. and I didn't can put to ...
4
votes
2answers
8k views

can't log in after password change (ecryptfs)

I am on Ubuntu 12.10 with one user using encrypted home. A while back I have changed by user password and then forgot it. I then made a backup of my files using Dustin's help to an external drive. I ...
2
votes
2answers
2k views

Unable to log in and unable to reset the password [duplicate]

I was reading some blog and I found that I can manually start GUI by issuing this command sudo startx, so I did that. I did it in the terminal with the GUI already running. Now I'm unable to login to ...
1
vote
2answers
167 views

How do I prevent others from resetting my admin password in (X)ubuntu 14.04?

I was shocked to discover that my password could be easily reset via the command line. Does that mean anybody with physical access to my machine could reset the password and read the encrypted ...
1
vote
0answers
113 views

Get a new password [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? Help somebody to me please.I Installed Ubuntu 12.04 to run along with windows X P.I forgot my password. And now I ...
1
vote
0answers
205 views

Changing the administrator's password [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? I installed Ubuntu 12.04 in my computer along with Windows X P OS.I forgot the password given at the beginning.And I ...
0
votes
0answers
67 views

Reset Administrative Forgotten Password? [duplicate]

I forgot my administrative password, and I already tried going into recovery mode, where I selected the "Drop to root shell prompt." I did the method of typing: "passwd " but then I get the "...
0
votes
0answers
754 views

How to Enter into Recovery mode? [duplicate]

Possible Duplicate: How do I boot into a root shell? How would I boot into the Ubuntu and Windows recovery modes if I removed the options to do so from the Grub menu? My root password has ...
0
votes
2answers
1k views

bought off lease Dell, with ubuntu installed… need password [duplicate]

I had bought an off lease Dell with ubuntu pre-installed....whenever I try and update any updates to anything, it asks for a password, which I had never created. Nothing works...help, please? Thanks
0
votes
1answer
16k views

how to reset a lost admin password?

how can I reset a lost administrative password ,considering that Ubuntu and windows7 are both installed on the computer , considering also that "Boot up the machine,and after the BIOS screen, hold ...
0
votes
1answer
153 views

Why does clicking 'Shutdown' from Menu only log me off? [duplicate]

Possible Duplicate: “Shutdown” or “Restart” logs out Whenever I click 'Shutdown' from the menu it just logs me off. I have no accounts (Exept from Guest, but I keep it logged off) logged on, ...
0
votes
0answers
51 views

set for boot without password still while installing it asks for password. How to reset or recover the password? [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? I have only Ubuntu 12.04 LTS installed on my system. I set logon password as "boot without password" and removed the ...