Questions regarding passwords and the use of them. Where and when it is needed for system security.

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Ubunto Two passwords Want to change first password

Ok,so With ubuntu I have two passwords the first one I can't figure out how to change. The first password is the start up "phrase" and its a purple screen with the Ubuntu logo and word along with a ...
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15 views

Admin password doesn't work

Yesterday I got a new notebook with Ubuntu (it's my first time using Ubuntu). The problem is that I can't log in! I turn on my notebook and when the time comes to type the password below the username, ...
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1answer
27 views

Ubuntu ? username & passwrod. NOt working [on hold]

Here it goes, I installed ubuntu to my windows 7 as a dual just to test it out and see if I want a linux os. Here the kicker, I tried to configure the Ubuntu to add my wireless connection that is on ...
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0answers
21 views

Log in with password not working(Lubuntu-15.04)

I have enabled the Password:asked on login from the users and groups available in the system tools. But however it's not working for me. When I login to lubuntu it automatically goes to the session ...
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1answer
7 views

how to change the username and password for nagios site access on config files.

It is explained here how to configure username and password during initial configuration. How do I install nagios? how to change that from config files on server if i lost username and password? ...
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2answers
31 views

Help! First time setup password broken! [duplicate]

I tried downloading Ubuntu 14.04 onto my old windows vista laptop. The installation went fine, but when i loaded it up for the first time I got to this screen: Ubuntu 14.04.2 LTS Linux tty1 Linux ...
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9 views

How to password protect grub menu from changes to get into the root shell

Try to password protect through the /etc/grub.d/00_header and put in the cat lines to do so but I can still change what I want from grub.
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1answer
14 views

Compress files menu: password grayed out

I am trying to password protect a compressed file, but the option to do so is greyed out. I am using Ubuntu 14.02 Mate. How can i password protect a compressed file?
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45 views

What is sudo password? [duplicate]

I recently bought an HP Laptop with Ubuntu installed on it. I don't need a login password. I want to install a software called Open foam. For that I need a sudo password. I dont know it. How to get ...
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16 views

What remote host allows tunneling thru ssh with public key and password?

I need a virtual desktop that can only be accessed by having the ssh public key and the user password. I was trying remmina but it does not seam to support the dual authentication of public key and ...
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26 views

Problem with PBISOpen and Ubuntu 14.04LTS

Good morning I'm testing openpbis 8.3 version and i have authentification problem when i'm trying open new session on Ubuntu 14.04LTS, not in local netwark but only in distant network. Adding the ...
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2answers
46 views

Password denied after installing from Wubi

I am trying to install a dual boot with windows 7. Old wubi does the job but i have password problems. It doesn't accept my password after setup. I chose password from wubi . I had to install twice to ...
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4 views

Ubuntu WiFi password storage is per-card?

I've replaced a wlan card of my laptop HP EliteBook 2530p. I've removed Intel WiFi Link 5100 (full size mini PCIE) and put Atheros AR9832 AR5BHB116 (half size) In addition, I've flashed BIOS whose ...
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14 views

How do I password-protect a Samba-shared folder that uses “force user”?

After trying various things, I've found that this has allowed me to share an external HDD from Ubuntu to my Windows computers. Is there any way that I can add some sort of password protection to ...
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1answer
26 views

Recover encrypted home directory: login passwd changed, mount passphrase lost

I have made an extensive research through the site before submitting a new question, but on one side I'm a huge noob and on the other side non of the previous queries seems to fit my case. I'll try ...
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1answer
41 views

Ubuntu 15.04 locks and asks for unknown password (pc w/ UEFI firmware)

I got a new computer at work. It is a pc with UEFI firmware and no grub is accessible (as far as I am aware of). It came with Ubuntu 15.04. When I turned the computer on it logged directly to Ubuntu ...
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0answers
8 views

how do i change the password prompt format

When i ssh to ubuntu thru putty using username, it prompts for password. I want to change the format of the word "password". below is the current format. Using username "kraj". kraj@x.x.x.x's ...
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15 views

Cannot reset password on X Term, [duplicate]

I cannot reset my password on X term, it will result in saying 'Authentication token manipulation error', and it will not change my password. I tried using the command 'chromeos-setdevpasswd' in both ...
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28 views

Is it possibe to add a password to the Guest Account in Lubuntu? [duplicate]

I'm trying to create a fairly basic Kiosk type installation for a Visitor Centre, but they need to have a password on the machine to make sure they know when somebody wants to use it (so they can ...
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22 views

When Ubuntu updates what does it change the password to?

i have two machines with three different disks where the password has changed. I got a system 76 box and put the password on it. All was fine until I updated. Now it's locked I can't log in to do more ...
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1answer
65 views

I can't change my password [duplicate]

Am completely stuck. I set a fairly standard password to my account by Ubuntu doesn't recognize it. I tried to change using command. Seems to have work but again Ubuntu doesn't recognize the new ...
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1answer
30 views

Ubuntu login screen, ctrl+alt+f1 incorrect password

So hi! First question, which seems to be a big and common problem. And that is the login screen problem, where everything works fine until you enter your password and hit enter. I've read some posts ...
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1answer
16 views

Login automatically after PC goes to sleep

My user account's state is this: However, when my laptop falls asleep, it prompts me for a password when I awaken it up (by moving the mouse for example). How to avoid that?
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1answer
36 views

Issues Unlocking Computer and Changing Password [closed]

I've been restoring directories and files that I backed up from Ubuntu 14.10 before I had to reinstall the OS (still 14.10), and it appears that I've befuddled some important files on my computer. I ...
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29 views

GUI login problem

I am using a ubuntu server. when i start that server it directly opens the command line. so to get GUI i have installed ubuntu desktop. It is installed properly... but when i press Ctrl+Alt+F7 it ...
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23 views

Save Passwords in Ubuntu-Touch Brower

I am looking for a way to save login details for websites on my Aquaris E5. Does anyone know, if the default browser supports this? - I could not find anything in the preferences... Alternatively: ...
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1answer
51 views

Ubuntu 14.04, disable password lock when waking from screensaver for ALL users

I am in the middle of setting up a bunch of lab computers running Ubuntu 14.04 at the local University and would like to disable the need to use a password when exiting screen saver (but not necessary ...
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33 views

gnome keyring problem and/or network manager does not store passphrase in keyring

So on very new wifi connection, network-manager stores the passphrase in its file in /etc/NetworkManager/system-connections directory instead of the gnome keyring. Either if I choose to store it for ...
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80 views

SQLSTATE[28000] [1045] Access denied for user 'root'@'localhost' (using password: YES) ubuntu

I installed magento and mysql on AWS. when I am trying to change the root password of mysql then it is working fine in phpmyadmin panel but magento giving error. I have checked local.xml file in ...
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23 views

login screen to decrypt hard drive

When I boot Ubuntu up, I have to enter the password to decrypt the drive and proceed with the regular boot process. However, all I get is a black screen, no splash screen and no where to enter the ...
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2answers
41 views

How to password protect a hidden directory

I want to encrypt and password protect hidden directory and its components (.folder/something/some/) using a secondary password (not login password). I have downloaded Cryptkeeper but i didnt find an ...
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0answers
23 views

User password reset

I purchased two refurbished T43s. The passwords provided worked for one, but not the other. The vendor did not know the solution. How can I reset the password for the second T43?
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1answer
20 views

How to configure password requirement for shutdown from unity

I configured one of the PCs to act as a server. It will be used by other emloyees as well via the guest account. Obviously I don't want the PC to be shut down by any user. Also I have to shut it down ...
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1answer
23 views

Use of leading # in password

On install I used a password #some1thing# (said it was strong) Now it won't let me log in. So I used the guest account. Open a terminal and echo #test produced a blank line. Echo t#est echoes OK. ...
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19 views

Unable to reset Ubuntu One password

I've forgotten my Ubuntu One password and need to reset it. However, when I enter the validation code and enter my new password, it throws me out again with the message "bad bot, go away!". I'm ...
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2answers
187 views

root password on meizu mx4 ubuntu edition

I just got this brand new phone from Meizu, and immediately after unboxing it, tried to open a terminal, and failed to go to root! Is there any default root password? I sucessfully changed the ...
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1answer
31 views

Creating custom text expansion for password template

Let me explain. As a security measure, my current password system is a complicated combination of letters and symbols, to ensure a different password is used for each website I use a base password as ...
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14 views

help. not letting me type password and task bar gone

My laptop task/menu bar that runs along the bottom of the screen has disappear. I found a useful question and answer that said to press ctrl alt f1 then login in and type unity-reset. So I tried that ...
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2answers
80 views

Bash script and escaping special characters in password

I have been reading a lot of questions already asked here, however, somehow nothing is working for me. I have a bash script where I have to send password which dump database on remote machine, so its ...
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1answer
39 views

Password Strength

I don't understand why on my Ubuntu install there is such a small password character restriction. I think it's about 13 characters. Is there a way to modify Ubuntu so that I can have much longer ...
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1answer
30 views

How to change sudo passwords [duplicate]

When I try to change a sudo password, it say it doesn't work even running the mount -rw -o remount / When you run that command it would say i worked from the root menu but would still be invalid when ...
0
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0answers
31 views

Does Ubuntu store passwords from failed login attempts?

This is probably a stupid question, but if I type in an incorrect password while attempting to log into my account, does that password get stored anywhere? Assuming that I don't have any third-party ...
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2answers
63 views

ubuntu 14.04 cannot log in, keep going back to password

I have dual win8+ubuntu 14.04. havent used ubuntu for a while. Today I found I am not able to login. I typed the corrected password and it keeps going back to require password after a flash. Tried ...
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35 views

Need to reset password, can't bring up grub2

I purchased a new dell laptop preloaded with ubuntu 14.04 LTS, and I need to reset my password. However, I can't bring up the grub2 menu to enter recovery mode (holding down shift during boot up does ...
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1answer
22 views

I can not change password length complicity by editing common-password

I can not change password length complicity by editing common-password if edit common-password file, i can change all things except password length, the password can be possible to make length up to ...
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0answers
40 views

NAS won't auto-mount at boot

I want to set up a low-powered system with a netbook (Eee PC) and a NAS for torrent purpose. I’ve made a clean install of Lubuntu 15.04, I installed Samba and updated everything. NAS auto-mount ...
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1answer
20 views

Can I make the Windows folder require a password to access it? [Edit/change or add flder and data]

Recently, I was thinking that while running wine an application that contains a virus can inject into the windows folder. I don't know if this is possible, but it would be nice to make the Windows ...
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1answer
29 views

Can't type anything in to to reset admin password [duplicate]

When I go to reset my password in root mode and type passwd lunar It won't let me type to change my password so I need help here the laptop I'm using is a Lenovo G580 (windows on it got corrupted so ...
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26 views

Blank password not working on lock screen

I have removed my user account password following this Works fine. But when the laptop goes to lock screen, then Ubuntu is not accepting blank password. It is also not accepting the old password. ...
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1answer
71 views

Unable to lock Ubuntu 15.04?

I have ubuntu 15.04. When I press alt+ctrl+l to lock my ubuntu, a black screen appears with my mouse pointer. When I start to move to pointer the black screen goes and ubuntu desktop appears(as if it ...