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

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2
votes
1answer
32 views

sudo password in terminal not accepted

Assuming my login password is the one being referred, I cannot type that, or in fact, anything when password is requested. I read through the answer to an earlier question on this problem and tried ...
1
vote
1answer
15 views

Google Chromium asks for keyring to unlock 14.04

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
13 views

Forgotten new password so how can I log in to my computer? [duplicate]

I can not log in to my computer except as a GUEST because I tried to change the password to a simple 8-character keyboard sequence that could be inputted half-awake using just one hand. Unfortunately ...
0
votes
0answers
26 views

Password does not work in the Ubuntu terminal [duplicate]

hola ojala me entiendan español yo tengo un lenovo thinkpad sl500 y tengo instalado ubuntu 14.04 lts en una micro sd de 16 gb cuando intento installar pipelight me pide contraseña y no me deja ...
0
votes
0answers
10 views

Free Radius User Authentication

I have a question regarding Freeradius.As of right now I this is a sample of how my users are set up /etc/freeradius/users Test Cleartext-Password := "test123" Service-Type = ...
0
votes
0answers
18 views

After software update cannot login

I have installed Ubuntu 14.04 on my computer besides windows 8. I don't know if thats important but I had used supergrub2 to install Ubuntu AFTER windows 8. Recently, I used the software updater for ...
1
vote
0answers
11 views

Caffeine and system settings and upper right hand corner

I was able to go to the terminal and type in the command for caffeine, but I don't find caffeine anywhere in the system settings and it doesn't show up anywhere on the upper right hand corner of the ...
1
vote
0answers
15 views

Cant login after installation

I have installed Ubuntu 15.04 but then i try to login using my password the screen goes black and some text is shown realy fast in the upper left corner then I am back at the login. Why cant I login?
0
votes
0answers
6 views

Defining what happens after trying 3 times to add a user with a pass that doesn't match the pass-policy set in pam.d

I've set a password policy, when creating a user for example, so that just passwords with at least 1upper- 1lower-case, 1symbol, 1digit and minimum 10character length are accepted. Now the problem ...
1
vote
1answer
30 views

Set password security with pam.d (urgent homework)

I am trying to change the password security check. I would like to set rules for the password when adding a new user. Here is the content of my /etc/pam.d/common-password file: password ...
0
votes
1answer
47 views

how can i find out my password for root since i am not a sudo user? [duplicate]

i am asked for the password for root to edit my account settings,upgrade,especially for authentication,but i am not a sudo user.so i don't know how to solve this password asking problem if i enter ...
3
votes
2answers
35 views

How can I find whether I am a sudo user or not

I am asked for sudo password frequently while entering sudo commands in the terminal, but I can't remember whether I am a sudo user or not. Similarly I don't know any superuser do password. I am ...
4
votes
0answers
24 views

KeePass2 and KeePassX, which is more secure?

I use KeePass2 on Windows and KeePassX on Linux. I understand the arguments between the two on database compatibility and cross-platform performance. What I'm curious about is whether either one is ...
2
votes
2answers
355 views

After new Ubuntu 15.04 installation, startup asks for password even though no disk encryption was set up

I installed a brand new SSD into my laptop and did a fresh install of Ubuntu 15.04, with NO system encryption used (only Home directory encryption). However, it still asks me for a password when ...
0
votes
2answers
40 views

Dumn question, what's the current SU password on version 15.04 ? new install [duplicate]

I want to change the SU password but wont let me, what's the current SU password on version 15.04 ? it is a new install, thanks
0
votes
0answers
20 views

Disable Root — what password will it ask for when I do Sudo

My web-host recommends disabling root. I've created a non-root-user with a non-root-user's-password in the sudo group. So far so good. Here's my question. Usually, when I do sudo, Ubuntu asks for ...
0
votes
0answers
20 views

Password restriction is not working in Ubunutu 14.04

Earlier I tried installing some apps (PlayOnLinux and Wine) and used the previous command in a terminal. Maybe this is the reason? sudo apt-get install curl Also Im getting a pop up requesting to ...
0
votes
0answers
10 views

Password protect NFS

I am wanting to password protect access to my NAS. I have a /etc/exports like this /HDD/NAS/ *(rw,fsid=0,insecure,no_subtree_check,async) And I have tried adding: password=bar But that just ...
2
votes
1answer
95 views

Upgrade to 15.04. Now asks for private key password at boot

I just upgraded Ubuntu from 14.10 to 15.04 and when I boot I now get a question before the login screen that asks me for my private key password. I didn't quite now what this password was so I've ...
1
vote
1answer
47 views

Disable authentication prompts in 15.04?

I'd like to know how I can disable the authentication prompts when opening apps such as Synaptic, mounting disks and so. I got my user as passwordless set in sudoers, but seems the change to systemd ...
0
votes
0answers
5 views

lock screen user with direct access

I have just installed Ubuntu 14.04 LTS and created an user with direct access ( i.e. no password needed to log-in). But after 5 minutes idle, the screen lock appears and asks for a password to ...
1
vote
2answers
36 views

Is there a way I can password protect a folder without encrypting/compressing?

I have got a folder that contains private stuff and I don't want others to be able to see its content. I will frequently open it and the folder is quite large. I know I can password protect it by ...
0
votes
1answer
23 views

Reset password for mysql in ubuntu: [duplicate]

Refer from this question (Resetting forgotten phpmyadmin password) I am trying to reset the password of mysql installed.But run the third command mysql -u root mysql i will get the error ERROR 1045 ...
0
votes
0answers
8 views

How to set credentials for network printer when setting it up through CUPS web interface

I'm working on setting up an Ubuntu Server, it's in a virtual machine now, but will go physical once I figure all this stuff out. I have a Windows 7 box which acts as a print server, all my Ubuntu ...
0
votes
1answer
258 views

What is the live session user password in Kubuntu 15.04?

What is the live session user password in Kubuntu 15.04? Furthermore, why is there a password for the live user at all?
2
votes
1answer
37 views

I can't login to Ubuntu?

When I want to log into my account, Ubuntu claims my password is wrong. Even after a fresh install, Ubuntu still does not accept my password at login. What is wrong here and how should I proceed?
1
vote
0answers
37 views

reset password? [closed]

Let me start off by saying I am, what some would call, paranoid with password security. I change all of my passwords at least twice a year. So paranoid, that I crested a password file to remind me of ...
0
votes
0answers
10 views

No password stuck HELP [duplicate]

I changed the password to no password. It locked and now it wont accept any password because there is no password!! I can't download a thing without the password. Give me exact instructions on what to ...
0
votes
0answers
10 views

View Powerpoint (pptx) password protected files without Powerpoint

I have tried Libre Office, but it doesn't work, online it says it can open protected word and excel files only. I have the password, just don't have powerpoint to open it with.
0
votes
0answers
22 views

How to make nautilus forget SMB session passwords without logging out

I'm testing the accessibility of a couple of samba shares through nautilus. When inserting the password for the first time, I've chosen "remember password until you logout" but now I'd like to make ...
1
vote
3answers
40 views

Constantly being asked for unknown password

I'm using Xubuntu. Whenever I log in, and periodically when I'm using the computer, I'll be asked to enter my password to access the keyring. The problem is that I don't remember ever setting this ...
0
votes
1answer
24 views

“Mail Authentication Request” prompt [closed]

My brother uses Thunderbird 31.6.0 on Linux Mint 17.1 (Cinnamon) and when he forwards me a message (I am on Lubuntu 14.04.1), it prompts me with a "Mail Authentication Request" for my email provider's ...
1
vote
0answers
22 views

Sometimes ubuntu ask me my password to mount and shutdown my computer

Sometimes Ubuntu ask me my password to mount my partitions (and I haven't set this feature) and whenIi want turn off my computer. I guess is related with a partition using GParted ( I do this to ...
0
votes
0answers
38 views

Recover Password - Ubuntu Desktop 14.02

Forgot my password on Ubuntu Desktop 14.04. I think I also changed root password at one point, forgot that too. I tried recovering via grub I believe but when I log in with the changed password, it ...
0
votes
0answers
24 views

Avoiding the password prompt on relogin

I'm running Kubuntu 14.10. I've arranged my settings so that when I start up my system, it starts automatically without a password prompt. But I still get a password prompt if I log out and then try ...
3
votes
1answer
78 views

Can't access my encrypted home folder

My problem is the following: I decided to do an apt-get dist-upgrade. At first it said that it had to remove a lot of programs, which seemed a little suspicious, but I trusted the upgrade system. I ...
1
vote
0answers
22 views

Find sensitive data/way tool

For an IT challenge, I've been asked to find all sensitive data (bookmarks, browsing history, pictures, videos, logs,passwords, ... ) on a protected Windows host machine. So far, I've been able to ...
0
votes
0answers
20 views

Issues with users/passwords after install cinnamon

Under Ubuntu 14.04 I've installed Cinnamon. Everything seems to work properly except the users access and passwords, let me explain: Before Cinnamon There are 4 users, 1 admin, 1 general with ...
0
votes
0answers
33 views

TeamViewer Invalid Password Ubuntu 14.04 LTS

I have two laptops both running Ubuntu 14.04 LTS. I have installed TeamViewer 10 remote desktop application on both. When logging in, during authentication, a message is returned that the password is ...
0
votes
2answers
41 views

Ubuntu Password Change [duplicate]

I am trying to change my password. I was able to change the password using the root shell, then I rebooted my computer. I tried to login using the new password and it seemed to work, but after putting ...
-2
votes
0answers
14 views

Locked Out as User, Signing In as Guest [duplicate]

Please help. I'm new to this OS and I'm a techie idiot to boot. If you're gonna give me instructions, I respectfully ask that you state it in a simple manner. I was gifted a laptop yesterday and it ...
0
votes
0answers
34 views

Can't change password Ubuntu 14.04 LTS after try many ways

I'm suffering with a suck problem. When I installed Ubuntu 14.04, I created a password but seem I tick start without log in. After few day using normally, I show a pop-up ask me to authentication for ...
0
votes
0answers
26 views

Exporting the Gnome Keyring

I'm making a backup on an encrypted drive and I want to make a backup of my passwords (wifi, web, svn etc). Since I don't write down sensitive information, restoring my system after a fatal crash ...
14
votes
4answers
1k views

I change the last line in /etc/passwd and I can't use sudo

Here is what I have done: Change a username in the last line: tiny to abc tiny@tty7:~$ sudo vim /etc/passwd Change this: tiny:x:1000:1000:tiny,,,:/home/tiny:/bin/bash to this: ...
0
votes
0answers
19 views

Password problems(nooby question) [duplicate]

I just recently followed a guide to get Ubuntu on my chrome book, link to the guide I followed: http://lifehacker.com/how-to-install-linux-on-a-chromebook-and-unlock-its-ful-509039343 Anyways, when I ...
0
votes
0answers
21 views

log in password problem in ubuntu 14.04

I have set the password and choose automatic login:off but when I Shut down my computer and try to log in again although it asks for password it opens without it when I just click or press the enter ...
0
votes
1answer
64 views

Can't login to Ubuntu server 14 after fresh install; never given chance to set password in first place [duplicate]

I'm very new with Linux and I'm trying to set up a testing network with VMs by following this video series. I downloaded Ubuntu server 64bit version 14 and installed it using VMware workstation. I ...
0
votes
1answer
39 views

Password is not required when log in to ubuntu 14.04LTS [duplicate]

I am using ubuntu 14.04 LTS for a week only. First, there was a password. Then I made the setting 'log in without a password.' After 2 days I again made a password. It is required for authentication ...
0
votes
1answer
37 views

How to change password complexity requirements in Ubuntu 14.04LTS

I am trying to setup some OLD laptops with Ubuntu 14.04LTS at an elementary school. I would like a simple password for the students to type but the password I am choosing keeps failing password ...
1
vote
0answers
30 views

Auto Login sometimes fails and requires a password

I am setting up some old laptops with Ubuntu 14.04 for students in kindergarten through 3rd grade. I want to have them boot automatically into Ubuntu with a username of egpl I do NOT want to require ...