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

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5
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1answer
238 views

Multiple Passwords on One Account

I'd like to join three ideas into one interesting and sometimes useful feature. There was a question about using multiple passwords earlier this year, but it didn't receive much attention. I'd like to ...
1
vote
0answers
15 views

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 ...
0
votes
0answers
17 views

Admin password doesn't work [duplicate]

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, ...
1
vote
2answers
127 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 ...
-1
votes
1answer
30 views

Ubuntu ? username & passwrod. NOt working [closed]

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 ...
1
vote
2answers
59 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 ...
1
vote
0answers
54 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 ...
0
votes
2answers
97 views

Installing apps programs etc

Im new to Ubuntu. I'm trying to install apps etc, but it keeps asking for authentication. I don't where or how to create a password. I've had a look in system settings but no joy
2
votes
2answers
155 views

Password for apps

I want to limit access to running apps with a password. Is that possible? I have an app in the tray icon and I want to close it for unauthorized access. Greetings
0
votes
1answer
12 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? ...
1
vote
2answers
35 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 ...
0
votes
0answers
12 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.
0
votes
1answer
25 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?
0
votes
0answers
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 ...
1
vote
0answers
100 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 ...
0
votes
0answers
20 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 ...
0
votes
0answers
8 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 ...
0
votes
1answer
103 views

Create temporary root password

Is there a way to give the root user a temporary password? That is, after a certain time, or after it is manually deactivated, the password will be deleted. I want to give my colleague permission to ...
0
votes
0answers
22 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 ...
0
votes
1answer
39 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 ...
0
votes
1answer
62 views

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

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 ...
-1
votes
3answers
183 views

How to get Ubuntu to ask for my password at login screen again?

I used to have a password prompt but then I, from somewhere in User Accounts, unchecked "Require a password for login." Now, I want Ubuntu to prompt for a password again at login screen, mainly ...
1
vote
0answers
11 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 ...
2
votes
2answers
5k views

How do I set a password for guest login

Want to set a guest session password for login. How do you do this after skipping it at OS install?
0
votes
0answers
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 ...
5
votes
4answers
1k views

After Login there is a strange window asking for a password

since upgrading to Ubuntu 13.04, I get a window asking for a password for my email address. The window appears after logging into the desktop. The window is titled "Zugangsanfrage" (access request) ...
0
votes
0answers
31 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 ...
80
votes
1answer
95k views

How do I run specific sudo commands without a password?

On one particular machine I often need to run sudo commands every now n then. I am fine with entering password on sudo in most of the cases. However there are three sudo commands I want to run ...
0
votes
0answers
23 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 ...
-2
votes
1answer
71 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 ...
2
votes
2answers
129 views

After returning from suspend, Ubuntu will not accept password even though it is correct.

I have only had Ubuntu 14.04 installed for a couple weeks. A couple days ago, whenever I would return from suspend, the password would not be accepted. However, if I restarted my computer, typing the ...
1
vote
1answer
44 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 ...
0
votes
1answer
24 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?
0
votes
0answers
38 views

Password prompts dither after entering password for authentication

I'm having a problem with my new Ubuntu installation. Any password prompt (except in Terminal!) dithers after I enter my password. I have tried changing my password; I was successful but it didn't ...
1
vote
1answer
37 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 ...
0
votes
1answer
64 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 ...
0
votes
0answers
35 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 ...
1
vote
2answers
4k views

sudo credential caching on by default

Just installed a minimal ubuntu 12.04, then installed xfce4 and xinit from the command line after first boot. Totally vanilla installation afaik. I'm noticing that sudo caches the password until I ...
0
votes
1answer
205 views

Google Chromium asks for keyring to unlock 14.04, but I don't want the password to be the same as my ubuntu login [duplicate]

I don't want this prompt to use my default ubuntu login, I would like this to match the password I would use either on a chromebook, mac, or windows. In other words, similar behavior to the other ...
0
votes
0answers
25 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: ...
14
votes
2answers
10k views

How do I prevent PolicyKit from asking for a password?

For years, I've had the following in my sudoers file: scott ALL=NOPASSWD: ALL For those who don't know, this prevents sudo and friends (gksudo, etc.) from asking for a password. However, over the ...
0
votes
0answers
52 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 ...
0
votes
0answers
202 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 ...
0
votes
0answers
30 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 ...
0
votes
1answer
100 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 ...
0
votes
2answers
49 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 ...
10
votes
6answers
4k views

Why can't non-admin users install software?

This is probably something I don't understand since I am used to Windows and am only starting out with Ubuntu. I know that software in linux comes in packages what I don't understand is why can't ...
2
votes
2answers
279 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 ...
0
votes
0answers
26 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?
0
votes
1answer
22 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 ...