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

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0
votes
1answer
10 views

There is no dialog box to input password for users other the main user

I recently installed Ubuntu 15.10 (Ubuntu MATE) and created a main account, 'rwabuhesi' from which I created another one, 'qulay'. From the terminal, I can log into both accounts and even move files ...
0
votes
1answer
37 views

What is the default password for the `tomcat7` user on my system?

I'm on Ubuntu 14.04 and I installed Apache Tomcat 7 via sudo apt-get install tomcat7 and without editing any configuration I can start and stop the service tomcat7 successfully (localhost:8080 ...
0
votes
2answers
374 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 ...
0
votes
1answer
400 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 ...
3
votes
1answer
54 views

How to make GDM have a limit of incorrect password attempts before action is taken?

I am currently running Ubuntu GNOME 15.10 with GNOME 3.18, though I used to (a long while back) run Windows 7, and though Ubuntu is better in most ways, there is still a feature lacking or at least a ...
2
votes
0answers
111 views

Password in WiFi hotspot in Ubuntu 14.04 LTS not working

I am using Wired internet. Want to create a WiFi hotspot using an USB Wireless router. I tried all the possible way discussed here in AskUbuntu like: Followed step by step several times according to ...
1
vote
1answer
211 views

I forgot my localhost root password

I installed Hadoop on my machine. To start it, I was logging in as the user named hduser. I connected to the ssh port using ssh localhost command. Then I went to the bin folder of hadoop to start ...
-1
votes
1answer
45 views

password working only in text mode but not in XWindows mode

I was trying to install Nividia GTX 950 M driver. For that i need to do Ctrl+Alt+F1 and then stop XWindows(sudo service lightdm stop). It got stopped and then i started running the installation of ...
0
votes
1answer
48 views

Ubuntu 14.04 LTS cannot login 'invalid password' (not redirect loop)

I updated it, and while logged on I change my password, restarted the computer, and could not log back in. How to change password from guest account? I can't download anything, I tried ctrl+alt+F1 but ...
12
votes
4answers
34k views

Find the password for the currently connected wireless network

I want to find the password for the wireless network that I am currently connected to (and I entered the password when connecting to the network). How can I do this in Ubuntu?
22
votes
6answers
67k views

Can I set my user account to have no password?

If I attempt to change my password to nothing by opening "User Accounts", the "Change" button remains greyed out: How do I change my password to be empty? I know you can set Ubuntu to automatically ...
-1
votes
2answers
71 views

How change user password in Ubuntu-Studio GUI?

Asking users to change their password using the command line is like asking them to play Russian roulette... ( Unable to change user password in Ubuntu 12.10 How recover encrypted home when lost ...
13
votes
6answers
11k 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
5k 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: ...
0
votes
1answer
19 views

Access Prompt won't unlock

I just installed Ubuntu 15.10 and every time Access Prompt, shows up it won't unlock even know I provide the right password. It will treat it as a wrong password.
1
vote
0answers
50 views

org.freedesktop.accounts.change-own-user-data asks me for password

I'm on Ubuntu 15.10. with multiple users configured. Each time I switch to another user and come back to my account, I have a prompt windows asking me to enter my password. Sometimes it works, ...
4
votes
2answers
11k views

Is there a single line command to do `su`?

I can do an su with su <username> and it asks for my password. Is there a password parameter for su such that i wont be prompted for a password? e.g. su <username> -p <password>
0
votes
0answers
10 views

Keyring password didn't change after changing the password [duplicate]

When I change the password of the ubuntu the keyring password still uses the previous one, how to change it! I'm using ubunt 14.04
0
votes
0answers
20 views

How to stop the keyring password?

Is there is a way to stop the keyring password that pops up after booting! I read before that it's important to secure my history password or something! but there's no solution to stop it other than ...
0
votes
0answers
28 views

Keeps asking for password or passphrase after copying sshd_config and id_rsa and id_rsa.pub keys

I have recently had to reinstall ubuntu 14.04 and copied the /etc/ssh/sshd_config and all ~/.ssh/* files from the backup I had. I was hoping this would reinstate the system as it was without having to ...
17
votes
3answers
864 views

How can I force sudo to always ask for a password after waking from suspend?

Say I execute a command with sudo, then if I use sudo within the next 15/5 minutes (not sure how long it remembers me for) it won't prompt me for a password. It will only prompt me again if I haven't ...
5
votes
3answers
5k 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 ...
0
votes
1answer
37 views

Password used during installation of Ubuntu 15.10 [duplicate]

I'm setting up this box for a friend, and entered a simple password during installation. I set it to auto login, so it does come up to the desktop. All setup and ready to reset the password to one ...
-1
votes
0answers
23 views

My password doesn't show when I type it

When I'm not using my laptop I close it and ubuntu automatically locks it. However when i type my password nothing appears on the password entry box. While shuting down my computer I realized that the ...
0
votes
3answers
19 views

Display Directory Listing of .htaccess password protected directory

I want to be able to password protect a specific directory but keep others free for anyone to access, but I've found out that when a directory is password protected by a .htaccess and .htpasswd file ...
1
vote
1answer
71 views

Encrypted Home… Forgotten password, but I have the Passphrase [duplicate]

I have forgotten the password to log in to Ubuntu (15.10). My home folder is encrypted. I do have the passphrase. How should I change the user password? There are some procedures here but they do not ...
1
vote
0answers
14 views

Update apache/admin password in multpile folder

This is great work very well done. I have a problem too it is requested that you inform me how can do this. Let say i have folders named Folder1/apache/users/admin Folder2/apache/users/admin ...
0
votes
0answers
281 views

Can't connect to Wi-Fi network with la Lenovo y50

I'm trying to connect to my Wi-Fi network at home but for some reason it doesn't let me connect. I can connect on Windows but not on Ubuntu. I run Ubuntu 15.04 on my Lenovo y50 laptop. I also made ...
0
votes
0answers
20 views

how to enter password for sudo while using ubuntu in virtual box?

I cant enter my password while using sudo in virtual box (Version 5.0.10 r104061) with Ubuntu OS (14.04). How to enter password?
1
vote
2answers
43 views

How can i see my password on the terminal?

I can't see my password on the command line and even though i am sure that i enter my password correctly, sudo doesn't accept. How can i see my password on the terminal? Is there any way to change it? ...
1
vote
2answers
63 views

How to clear password history? [duplicate]

I recently changed my Ubuntu login password. But now I want to change it back to the old password. But when I try that. It shows "Not good enough". It was a strong password when I had set it for the ...
1
vote
1answer
47 views

Confusion about what password one should use for the `sudo` command

Yester I asked this question, and tried to follow cl-netbox's advice: Highlight the Ubuntu entry in the GRUB boot menu and press the E key. Add nouveau.modeset=0 to the end of the linux line - ...
-1
votes
0answers
38 views

how to run sudo command by password in .sh file?

can i run sudo command by password? This is my .sh file : sudo service uwsgi stop nohup uwsgi --socket 127.0.0.1:4242 --module wsgi --callab application & sudo service uwsgi start
1
vote
0answers
23 views

Inputting a text to an executable file the moment it's executed

i am bad at choosing titles but my problem is that I have an executable file that returns a value when i type the word password in it using the terminal, but the problem is the file require you to ...
2
votes
3answers
2k views

PDFtk Password Protection Help

I am using Ubuntu 11.10 and am looking for a solution to password protect a bunch of pdf files in a directory in batch. I came across PDFtk and it looks like it might do what I need, but I've reviewed ...
1
vote
0answers
60 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: ...
0
votes
1answer
3k views

How to set Grub Password [duplicate]

Red Hat Linux has grub-md5-crypt for setting up a grub password. How to do the same in Ubuntu 13.10 ?
0
votes
1answer
48 views

Bootable Ubuntu USB flash drive asks for a username and a password

I just created a bootable Ubuntu 15.10 USB flash drive. On start-up, it asks for a user name and a password. Which user name and password am I supposed to enter here?
2
votes
1answer
11k views

Why do I keep getting “invalid password” when trying to log in?

I have read and tried everything that I can find and I am still having issues logging in. I have Ubuntu 11.10 that I have put on my machine a couple of weeks ago and I still cannot log in. It says ...
3
votes
1answer
8k views

Terminal problems entering password

Every time I try to enable shell theme extension or anything in general in Terminal it asks me for a password but won't accept it.
-1
votes
1answer
40 views

Getting “you need to grant administrative rights to install software” when attempting to install software

I've been getting the above message every time I want to install any software from a "unknown source." I don't know what my admin password is. How do I set up a password or what is my password ...
0
votes
0answers
26 views

password not working, memery all used up. helpme

I'm completely clueless about ubuntu and computers really. I was directed towards ubuntu by a friend and now im in big trouble really. My laptop started acting funny on thursday. It used up all ...
0
votes
1answer
40 views

Can console be suspended and ask for a password on wakeup?

Although I suspect that this is not currently possible, I would just like to ask because it would be something very useful in my opinion. Because when I close my lid and I am in the GUI my computer ...
0
votes
0answers
43 views

Network Manager keeps asking for username and password. Enterprise wifi and Ubuntu 15.10

So, as said in the title, the NM keeps asking me for my username and password, even though I have them entered correctly. Also, this is on a enterprise network, on Ubuntu 15.10. The radius server is a ...
0
votes
0answers
75 views

kerberos passwd: Authentication token manipulation error

(note - ignore the upgrade 15.10 bit, see "more info", below) I've just upgraded to Ubuntu 15.10 using the Live CD over an existing 14.04 version. Users that were configured before were lost from ...
0
votes
0answers
26 views

Password loop on toshiba laptop

I am trying to install 14.04 LTS on a older Toshiba Satellite L505D-S5965. Installing from a USB stick. Install proceeds properly, ends correctly. On reboot to the install, it asks for password. ...
0
votes
0answers
14 views

Ubuntu 13.10 password help [duplicate]

I was given a computer that runs Ubuntu 13.10 and have tried and tried to use the normal way to reset password but always get the authentication token manipulation error line....so I tried to make it ...
19
votes
4answers
13k views

Ignore “Bad: new and old password are too similar”

I receive this message when trying to change my password: "Bad: new and old password are too similar" The passwords' "similarity" is irrelevant for my needs, so I'd like to bypass this. I tried ...
-1
votes
4answers
635 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 ...
0
votes
0answers
30 views

No keyboard input on login screen

On the screen where I would normally enter my password to unlock my computer I cannot type anything. I've tried switching USB ports for my keyboard and even check to see if the keyboard does work in ...