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

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How to install applications through a standard user account with blank password

In standard user account with no password specified, I want to use apt-get which subsequently requires the password of the current account. (I have the administrator password): user@System:~$ sudo ...
-1
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0answers
20 views

wghy needs your passwoord multiple times [on hold]

14.xx is like windows vista. every time one want to change one little item, yo need to enter your password. shoul only need password to logon. period.
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0answers
11 views

Login Password not accepted after Killall command on logged in user

I am new to Ubuntu and experiencing an issue after below mentioned action performed. installed Ubuntu (dual boot) in windows 7 created username "aslam" while installing Ubuntu (everything running ...
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1answer
22 views

Problem with login after power outage

I know similar questions have already been asked here, but they all seem to be different from my problem. After a power outage I cannot login locally with my main user. I can ssh into it with the ...
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0answers
34 views

root password required

I cannot use my network or other functions because every time I try, I am asked to enter a root password. Ubuntu does not ask for the password I used to set up the OS, it automatically logs me in as ...
0
votes
1answer
12 views

my stand alone laptop

I have a Lenovo think pad with Ubuntu 14.04 installed I set a new password to the administrator account and I forget what that is. I can use the machine but making changes it asks for the password in ...
0
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1answer
11 views

Need Help!! Encryption problems [on hold]

Just did a fresh install on 13.10, im new to this. I encrypted my hdd and when it boots i cant type the passphrase. The keyboard works untill this screen.
3
votes
1answer
33 views

Cannot login using correct password

I installed Ubuntu server on a PC, with correct user + password. We installed webmin, and we are running a website on this PC. It works. I can remotely update webmin and ubuntu package. However, I ...
0
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0answers
14 views

unidentified app asking for authorization via my email password in gnome dash

Since last week I am facing a strange problem, each time I open the gnome dash and start typing, I have some app (unidentified) asking for authorization via my email password - the only hint is there ...
0
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1answer
27 views

Can't use sudo commands after removing the user password [duplicate]

I was searching for a way to disable sudo password promot , then I found a command to remove the user password sudo passwd -d username but after I wrote it and try to make sudo commands it asks for ...
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0answers
24 views

Password not accepted (ubuntu 14.04 / zorin os 9) [closed]

I just upgraded my computer from Zorin OS "6" to version "9". Problem: I have to type in my password after the thing has booted. However, it is not accepted (without any comment, just the login ...
0
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0answers
11 views

Unlock keyring keyboard entry error?

Ever since I installed Ubuntu 14.10 on my laptop (about a month ago, so I'm very new to this!), I sometimes cannot unlock my computer on startup.. On startup, i'm always prompted to insert my ...
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0answers
6 views

StackExchange Password Reset deleted previous posts [migrated]

For some reason my password didn't work after I logged out. I had made some posts. I did a password reset and now my previous posts are totally gone. But everything else, the profile, etc.. was ...
0
votes
1answer
18 views

How do i set password expiry for all users?

I need to set the password expiry time for ALL users at once with the terminal, or at least by group. Is there any way to do this? Without using suspicious or sketchy software/sites? Thankyou!
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0answers
27 views

Xubuntu 14.04 Won't prompt for password when connecting to a wireless network?

I recently updated my Thinkpad X61s from Xubuntu 12.10 to 14.04. I've always used XFCE. Before I was always able to click on any network from the wifi icon on the task bar, if the network required a ...
0
votes
1answer
20 views

Cannot login into new install of OpenLDAP

In Oracle VM Virtualbox I installed a fresh new copy of Ubuntu Server 14.04.1 64 bit version, with OpenSSH installed as well. Steps I done: sudo apt-get install slapd ldap-utils nano ...
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0answers
35 views

Modify PAM to run script at password fail

Today I've installed Ubuntu 14.04 LTS on my laptop and I decided to get a bit more control on who is doing what while I'm not around. So what I'd like to do is to modify PAM to run a script on ...
0
votes
1answer
40 views

Virtualbox Ubuntu Image Username / password

First of all I am totally new to Linux. I decided to load Ubuntu Linux on Virtualbox and found an ova file here: ...
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0answers
20 views

Cannot enter password to start Ubuntu

I'm running Ubuntu 14.10 with the system disk encrypted with luks. When I start the computer, it shows the Ubuntu logo and asks to enter the password to unlock the disk. However, I cannot enter the ...
0
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0answers
22 views

Upgraded to 12.04.5 and I don't know the password it wants

I just upgraded my dell precision m6300 to Ubuntu 12.04.5 LTS (Precise Pangolin), and it is asking for a password which I don`t have, my old one does not work, can you help?
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0answers
20 views

Unable to decrypt disk on normal Lubuntu boot

I'm having trouble starting up my system. I use VirtualBox to run Lubuntu 14.10 on Mac OS X 10.10.1 host. I have used the built-in disk encryption available when installing (L)Ubuntu. When it boots ...
2
votes
2answers
43 views

Cannot unlock session if user has no password

I created an account with no password for my 3 years old child. After some time of inaction on that account, the session locks. Then I cannot unlock the session. Trying to unlock with an empty ...
1
vote
3answers
50 views

Is there a software that allows people to have different passwords?

Is there such a software that allows you to enter different passwords. When you login with one of them you can see all your files, but when you put in the another one, you can only view selected ...
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0answers
13 views

cannot add or update ubuntu 13.10- do not know owner password, errors [duplicate]

New to linux but I have searched the other questions on these errors, eg Getting an "Authentication token manipulation" error when trying to change my user password and I am still coming up ...
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0answers
33 views

Unable to connect to my university wifi

I am on Ubuntu 14.04.1 and trying to connect to my university wifi (UWF). The security is a WPA/WPA2 enterprise PEAP. I enter my credentials but it just keeps asking for my password over and over ...
0
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1answer
49 views

Is my drive encrypted? I can read encrypted partition without providing password

Please help me determine if my is drive encrypted or not, what did I do wrong? I used Ubuntu Disk Utility for creating encrypted partition and I choose encrypted partition and provided a password, ...
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3answers
29 views

UBUNTU is not prompting for password

I am using UBUNTU 14.04 on Sony vaio computer. I'm dual booting with windows 8.1. till now everything works fine but recently my OS(UBUNTU) is not prompting for password. I am using gnome while ...
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0answers
11 views

Digikam asks for password when trying to access shared folder

I have a samba folder mounted in Nautilus (everybody allowed to do anything), where all my fotos are in. From Digikam I cant access the mounted folder directly, but have to enter the network again, ...
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0answers
18 views

my Ubuntu password has become corrupted [duplicate]

I had the same problem as a previous user in that my Software Center would not start. I followed the advice given to that user, but when I got to entering my password, the program asked me to try ...
0
votes
1answer
36 views

How to block an ip address after several wrong login attempts

I have an web application which needs the user to login. On the server there is an php page who does this (it will check the user input against a mysql table). If an user tries to login with a wrong ...
16
votes
1answer
495 views

How do I produce a É character in the tty login prompt?

TL;DR : How can I produce a É character in the tty login prompt ? Long story : Ok so I was playing with the application "Unity Tweak Tool" to discover some nice features but at some point the whole ...
0
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0answers
19 views

Authenticate password [duplicate]

I've read and tried some ways, I have read here but I don't understand and it didn't work. I even cannot change my user password. I don't have current password, so I want to create one. However, after ...
1
vote
1answer
26 views

Gnome is not prompting for a password

I’m using using Ubuntu 14.04 on a Sony Vaio. My problem is that the gnome shell is not prompting me for a password when the PC is already turned on. When I restart, it is prompting me for one. I’ve ...
0
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1answer
46 views

Bought used Ubuntu laptop, can't change password to access account

I recently purchased a used ubuntu 14.04 laptop. The previous owner didn't scrub their account and I want to reset the computer to set up my own account. I can't do this feature from the guest ...
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0answers
30 views

Forgot Ubuntu Log in Password [duplicate]

I forgot my Ubuntu log in password. Could anybody provide the steps to recover it?
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0answers
33 views

Not accepting the crypt disk password at boot to unlock the disk for ubuntu 14.04

This is really a major issue. Check what happened. Please Help me with a solution... I had windows 7 installed in my laptop. I decided to install ubuntu 14.04 and remove windows 7. So while ...
0
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0answers
60 views

Password incorrect + newly installed Ubuntu freezes

We've updated Ubuntu to version 14.04. After the restart, there was the usual GUI with text field asking for a password. After logging in, a dialogue saying "system program problem detected" on Ubuntu ...
0
votes
2answers
27 views

Lost access to Admin rights, account on Standard, need to get switched back

Good Day ma'am/sir, I need help, and am not locating the right type of help. I just got my mother a new PC with Ubuntu on it, after initial setup and updates, all was operational...upgraded to 14:04 ...
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0answers
63 views

How do we implement requirements of password policy?

This question might look similar but I could not find a solution to this which covers all the below requirements of the policy, Hence please help me: - Incorrect pass lockout (after 3 incorrect ...
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0answers
25 views

Lock screen asks for password on no-password account

The lock screen always asks for password even if the account does not have password. Why it's not like the login screen: a button "connect >" for non-password account ? To unlock screen, I have to ...
0
votes
1answer
55 views

ubuntu 14.10 not accepting my password

I've tried changing it from grub recovery mode and using root@username mount -rw -o mount / and typing passwd username and entering my new password but when I try to login with the new password the ...
1
vote
1answer
34 views

Password box on boot up

Still a newbie. Using a clean maching, purchased from System 76 with Ubuntu 14.04 LTS installed. Got it mid-May of 2014. Key words: Ubuntu 14.04 boot password When I start my machine, I am taken ...
0
votes
1answer
31 views

login credentials of 14.04 LTS

I am running ubuntu 14.04 lts from a dvd.I am prompted to enter login and password.I tried ubuntu.guest etc.., but of no use Please guide me how to proceed. Regards, Dr Srikanth 918801245435
0
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0answers
63 views

Root password asking for authentication is required to change user data

When I'm going to set ip address and click on save its showing "authentication is required user data" the its asking "root password" though I've no root password. I've single user account thats it. ...
0
votes
0answers
11 views

Resetting a Win 8 Password Using Ubuntu [duplicate]

A friend of my husband and me died in Feb 2013 and left his all of his tangible possessions to my husband. Our friend had just purchased a new HP laptop with the Win 8 OS installed on it. This laptop ...
0
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0answers
26 views

sudo password 14.04 after some maintenance

After an update and using system janitor I no longer have syncing password for sudo. initial ubuntu login works but screen lock password for admin account no longer provide sudo in terminal, system ...
0
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0answers
31 views

software center fails to open

I am not a programmer so have a limited understanding of the Terminal use. I cannot log in to the terminal when it asks for a password I understand it does not display, but I cannot log in. Attempting ...
0
votes
0answers
15 views

password in loggin session not working properly

I have Ubuntu 14.10 installed on Acer Aspire 5253. After create a standard user, the loggin session is not working properly. It is supposed to ask for my password when I choose my user but it doesn't. ...
0
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1answer
116 views

Ubuntu won't accept password

I have a notebook with Ubuntu 14.04 installed... My user is set to auto login, but everytime I need to input the password (for installing applications for example), it won't accept the actual ...
0
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0answers
20 views

FireFox 24.0 canonical 1.0 want to update can't get “recovery screen” [duplicate]

When I tried the "shift" key to get a "recovery-mode" Ubuntu just started up as usual with GUI screen."authentication passwd" is asked for when I try to "install updates" from the "software updater" ...