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

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6
votes
4answers
7k views

How to move wifi passwords to a new installation

I have an Acer Aspire ZG5 netbook which is currently running Jolicloud, but I've decided it isn't for me and plan to switch to Lubuntu or Xubuntu. However, I do lot of travelling and have many saved ...
16
votes
1answer
498 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
votes
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
votes
1answer
50 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 ...
1
vote
2answers
3k views

Remove sudo password when connecting to *new* WiFi network

So currently when my non-admin user tries to connect to a new WiFi network (e.g. at a cafe say) NetworkManager prompts for the admin user's password. Is there a way to turn this off and to allow the ...
-1
votes
0answers
30 views

Forgot Ubuntu Log in Password [duplicate]

I forgot my Ubuntu log in password. Could anybody provide the steps to recover it?
1
vote
0answers
37 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 ...
2
votes
2answers
3k views

Assign VNC password using script

I am using a script to automatically set up a computer. I need to assign a password to the vnc server for the user, which is normally done using the vncserver command. However, it prompts for the user ...
0
votes
0answers
64 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
28 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 ...
21
votes
4answers
188k views

How to change root password for mysql and phpmyadmin

I've set up mysql and phpmyadmin and chose not to set a password when installing hoping that once set up i could login with root and no password but i get the following error from phpmyadmin: Login ...
2
votes
0answers
64 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 ...
3
votes
3answers
150 views

lock screen asks for root password which I never set

I recently installed Ubuntu server on my server and I found out it had no GUI by default. So I installed it with the help of this page Everything seemed to be fine so I started copying some files to ...
18
votes
2answers
26k views

How can I allow SSH password authentication from only certain IP addresses?

I'd like to allow SSH password authentication from only a certain subnet. I see the option to disallow it globally in /etc/ssh/sshd_config: # Change to no to disable tunnelled clear text passwords ...
1
vote
1answer
85 views

SSH to computer with user not logged in

I have two computers with Ubuntu 12.04.4 and 12.04.2. The 12.04.2 is set up to request a password before login on start up. When the PC is turn on I am able to connected to the 12.04.2 from 12.04.4 ...
1
vote
0answers
26 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
58 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 ...
0
votes
1answer
50 views

How do I password protect a single file [duplicate]

How do I password protect a single file so that an authorised Windows user can open it on his machine? I want to send a file to a friend who is ignorant of all things Linux. While none of the ...
0
votes
0answers
34 views

Ubuntu took my windows username, kindof

i used a program that will put an iso on a usb stick. so thats what i did with ubuntu. i installed it through windows onto another drive. when doing it this way, its asks for you to give ubuntu a ...
3
votes
3answers
1k views

Unable to save connection remmina RDP

I have been using windows remote desktop from remmina, what i feel so awkward is I don't see the save password button enabled, I need to frequently use my remote connection, and don't like entering ...
5
votes
2answers
6k views

How to avoid typing ssh-add everytime

I read and followed some online documentation on how to set up a ssh-agent so that I don't need to type in password every time I ssh to a remote machine. However, with the help of ssh-agent, I still ...
1
vote
1answer
40 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 ...
6
votes
4answers
795 views

Making touchpad and resume password changes permanent

in Ubuntu 10.10 I really don't want any password on resume on my EeePC, so I have to run gconftool-2 --set --type=bool /apps/gnome-power-manager/lock/suspend false and I want two finger middle ...
5
votes
1answer
156 views

password on resume

I would like to not have to enter my password on resume after closing the lid on my laptop. I used to be able to do this but can't find the option anywhere anymore. all the notes I have found say go ...
1
vote
2answers
43 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 ...
0
votes
1answer
35 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
votes
0answers
70 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
votes
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
votes
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
votes
1answer
124 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
votes
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" ...
1
vote
1answer
44 views

Unlock password when reboot Ubuntu 14.04

Every time I reboot the computer I got question to unlock the disk. Is it possible to remove this? The computer is used by several people and I don't want to give out the root password.
0
votes
0answers
27 views

Unable to enter password and logged into a different machine

I am using Ubuntu 12.04 on Virtual Box and I have been using it for about a year now. Now I get the log on screen showing my username but when I try to enter my password by clicking on the text box, ...
0
votes
0answers
14 views

How to secure or protect files and derectory with password using software [duplicate]

I am now use Ubuntu 14.04 desktop and I want to secure directory or files using password then please suggest me to best software or else if any other methods than also suggest me...
19
votes
5answers
20k views

How to set a short password on Ubuntu?

When I install the Ubuntu, I set a short password(<4). Now I want to change the other short password by "passwd" or change passphrase on "Password and Keys" program, it needs a password >4 char.
0
votes
0answers
12 views

Password reset problems [duplicate]

After I get to recovery menu and them root I typed in the reset command. Passed username it pulls up enter new UNIX password when that pulls up my keyboard stops working can anyone help me fix
0
votes
4answers
8k views

How to run a file with sudo without a password? [duplicate]

Possible Duplicate: How to run an application using sudo without a password? I've made a script that preforms various system tasks, that I run regularly, but I have to use sudo to run the ...
1
vote
2answers
88 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 ...
0
votes
0answers
22 views

LightDM does not ask for login password

I have an auto-logged in non-sudo user called "screen". I have a passwordless sudo but login-protected user called "support". I'm pretty sure this was working fine before, somehow maybe the latest ...
3
votes
2answers
1k views

Installation Failure of VirtualBox Extension

I'm attempting to add the Oracle VM VirtualBox Extension Pack 4.2.12 to my VirtualBox Settings. When it asks me for authorization, I enter the same password I use with Ubuntu Software Center or any ...
1
vote
0answers
29 views

Stuck in Unbuntu Login Loop 11.10 / 12.04

I know there are places discussing login loops, but not of the solutions I have seen and tried have worked for me. Two days the computer froze, and when I restarted, I got a blank screen with a ...
0
votes
1answer
21 views

need information about my username and password [duplicate]

Just got my laptop and Ubuntu was already installed when I switched it on. I don't know my username nor password, no disk / paper was included. So I can't install applications or run this program ...
1
vote
2answers
143 views

Forgot default keyring password Ubuntu 14.10

So...I forgot it. I actually might have spelled it wrong first... Any advice?
0
votes
0answers
26 views

ssh connection problem

Hi everyone i am developing a robotic app, i want to run my launch files under a ssh connection with this script but when i run script it wants may password, i write it but nothing happens although i ...
0
votes
0answers
11 views

problem with remastering. how to remaster with remasterys without including my password configuration?

I want to make iso for my own ubuntu customization. I using remastersys command line, but after all operation done, and I try the .iso with virtual box, but after bootscreen there are any password. I ...
5
votes
4answers
4k views

How to extract saved password from Remmina?

I don't remember my password for one of my servers. I have a working connection saved and want to get the password from it. From Remmina faq: Q: How are my passwords stored? Are they secure? ...
1
vote
1answer
269 views

Ubuntu SSH Server freezes client after password over internet

I can log in to my Ubuntu server via SSH from anywhere in my local network, but I cannot from the internet. When I attempt to, It requests my username, displays the banner, and prompts for the ...