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

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1
vote
1answer
455 views

I can't do “sudo”

Let's describe it from the beginning: I was planning to re-enable the password requirement in LightDM for security reasons. But, since my PC's been sluggish these times, it FC'd the password setup ...
0
votes
1answer
361 views

GPG and SSH encryption of file need help

I don't know how to use Password and Keys in Ubuntu 11.10 , what is the exactly use of this application , and how can we use this for encrypting files? Please also explain about ssh keys and gpg ...
0
votes
2answers
827 views

MySQL Administrator asks for password every time

I have instlaled MySQL Administrator and it works fine, except one annoying thing. Every time i select a table and click 'Edit Table Data' from context menu, it prompts for password. Any idea how to ...
2
votes
1answer
500 views

How can I request password when Usb hardware is plugged in?

at the moment I use Xubuntu 11.10, my question is: How can I request password when Usb hardware is plugged in? Example: I plug usb mass storage: now xubuntu open a window and show me files and ...
3
votes
2answers
245 views

Automate Password Set And Verify

I'm using this to set passwords in a script: usermod -p `mkpasswd -H md5 passwordText` user I need to create an exception in my script, just in case this command fails. What file contains the ...
5
votes
1answer
11k views

Why am I not asked for password at startup?

I have Xubuntu 11.10. When I log out and in (without restarting the computer) I am always required to chose a session and provide a password for entering that session. But when I restart the ...
-1
votes
2answers
116 views

can't download files [duplicate]

Possible Duplicate: How do I reset a lost Administrative (root) password? I'm trying to put skype and yahoo messenger onto my Acer Eee note book and the system keeps asking me to give ...
1
vote
1answer
1k views

Is it possible to store Thunderbird's passwords in GNOME keyring?

Currently Thunderbird has its own password manager, but it offers two possibilities: either you don't encrypt the password stored, or you use another password to encrypt the actual one for e-mail. ...
-2
votes
2answers
174 views

How can the rules that determine valid user passwords be changed? [closed]

Are there any particular rules on what a valid password is, speaking of length, upper- and lower and/or special characters, numbers, etc. and if so how they can be changed?
1
vote
3answers
2k views

server needs username and password to logon which is not known

i got a used server and don't know the username and password to login. Anyone know how i can reset the username and password without needing to wipe everything and starting from scrach?
0
votes
0answers
383 views

How to change the root password on Ubuntu 11.10? [duplicate]

Possible Duplicate: How to know my root password? I am using Bash. I have a freshly installed Ubuntu 11.10 and I need to change the password.
8
votes
3answers
15k views

How do I make Ubuntu not ask me for my password?

I'm confident that I do not need a password for my computer. How do I remove passwords for things like when the screensaver activates and installing software?
-1
votes
1answer
3k views

How do I recover my main Login Password?

I have forgot my main password for main log in and for everything that I need to authenticate things for. How can I recover or reset my password?
1
vote
1answer
88 views

Autochange User Passwords On Boot

I'm trying to increase the security of a remaster distro meant to be ran live and used online. To avoid tempting the user into: not changing their password not creating a new password, or using an ...
0
votes
1answer
1k views

Authentication token manipulation error when I try to change password

I get this message when I try to change my password. Everything started when I removed password for my username, so when I go to User Accounts, it says "None" for password. But when I try to install ...
0
votes
0answers
73 views

how to back to be the administrator in ubuntu 11.10? [duplicate]

Possible Duplicate: How to know my root password? how to back to be the administrator in ubuntu 11.10 i was exploring in the users account. and i have changed my account rom administrator ...
0
votes
0answers
121 views

how to back to be the administrator in ubuntu 11.10 [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? I was exploring in user accounts. I only have my account but i changed from administrator to standart. and I didn't can put to ...
0
votes
2answers
2k views

Why Ubuntu doesn't ask me for password before login?

When I had 11.04, there was an option "ask for password", something like this. I checked it out, and instead of password field I got "login" button. Now, when I got 11.10, I doesn't see that option. ...
23
votes
2answers
5k views

How do I force a user to change the password periodically?

I'm by far no network admin, but I know on the PC I use at work, we need to change our passwords every 30 or 45 days. Is there something like that on Ubuntu that can prompt users to change their ...
0
votes
2answers
625 views

Missing password [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? I just installed again ubuntu 11.10 because ubuntu asked me for a password that I didn't have... And now again... ...
0
votes
1answer
679 views

I cannot change my ubuntu user account password

Changing the user account password seems to take forever. Do any of you have this problem?
6
votes
2answers
700 views

Why I'm not asked to set a password for Root when Installing Ubuntu?

When I install Ubuntu, it never shows an option to set a password, yet there is a password when trying to log in to the admin account and when I try to install packages. I can't change the password in ...
4
votes
1answer
1k views

I broke logins to my server by fiddling with /etc/passwd and /etc/shadow

I am running an Ubuntu Server (with ebox/zentyal installed). I believe it uses a combination of LDAP users and local users but I currently cannot login (through SSH) with any of them. I was trying to ...
0
votes
0answers
54 views

Authorization Code [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? When trying to download updates, e.g., flash, there comes up a prompt for authorization code. I tried my password ...
2
votes
1answer
1k views

Does libpg-java support passwordless login? [closed]

The following command runs fine, that is, doesn't ask for a password, prints no warnings or errors, and simply provides a DB prompt: $ psql -U dbuser dbname psql (8.4.10) Type "help" for help. ...
3
votes
1answer
89 views

Which application is responsible for accepting passwords when entered in diffrent keyboard layout?

I just noticed that when I'm prompted to enter my password to unlock the system, no matter what layout I choose (Persian or English) as long as I press same buttons that resembles my password in US ...
0
votes
1answer
947 views

No password set but still asks for a password [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? I decided to turn off the password. A couple days after this I tried downloading a webcam app and it asks me for my ...
1
vote
0answers
86 views

User account password removed but terminal still asking for password [duplicate]

Possible Duplicate: Authenticate user that has no password? I'm new to Ubuntu. I recently installed 11.10 and removed the user account password. However, now when I try to do anything in ...
3
votes
1answer
810 views

How to read FTP login data stored within nautilus?

I forgot my ftp user name and password, yet I have a bookmark stored within nautilus so I can still access it. I wonder if I could extract these data from nautilus.
1
vote
0answers
1k views

Can't login after fresh install of Ubuntu 11.10 [closed]

The Situation I have just went through a fresh install on 32bit version of ubuntu 11.10. After the installation finished the computer rebooted and a login screen shows up. I entered my password from ...
1
vote
2answers
1k views

Network Printing Requires Authentication

I am trying to print a PDF on an Ubuntu, and the printer is hooked up to my Windows desktop. Everything is going fine, but when I test-print a page, it asks me for authentication. The default username ...
0
votes
1answer
1k views

How can I find my password?

So I installed xubuntu on a netbook with windows 7 already on it. Install seemed to go fine, boot works fine with proper dual boot options; but at the login screen, options are the same main account ...
1
vote
1answer
536 views

How can I change my password? [closed]

How can I change my password? I have looked around Ask Ubuntu but haven't found anything promising. A few answers got me close, but the advice always came from a more advanced user. I am new to the ...
2
votes
3answers
451 views

How to remove sign-in (password) fields when i boot up? [duplicate]

Possible Duplicate: How can I stop being prompted to unlock the ‘default’ keyring on boot? I have to sign in five times after opening Ubuntu. Three times for the login keyring which says it ...
1
vote
1answer
193 views

How do you log in when you first start the new install?

How do you sign in? Ubuntu 11.10: I've installed it twice and the first time it wouldn't recognize my password; the second time there's no "login" button or anything to start the whole process ...
0
votes
1answer
4k views

Authentication problem - and I still can't change the password [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? My question has been previously asked by other users, but has been dismissed by those who answered. I changed the ...
2
votes
2answers
9k views

Change user password while password is empty [duplicate]

I have a realy strange problem in Ubuntu 11.10. I have by accident my password set to empty. If I wan't to install software now the system asks for a password, but I haven't one anymore. If I enter my ...
6
votes
1answer
4k views

Storing passwords with python keyring

I'm using keyring library to store passwords in my python app. import keyring keyring.set_password('My namespace', username, password) keyring.get_password('My namespace', username) And this works ...
0
votes
1answer
3k views

Protecting samba shares with ubuntu 10.04

I'm using a linux distribution based on Ubuntu 10.04 (Backtrack 5 R1). I successfully managed to create a samba share that is read/write accessible to everyone in my network. I want to protect this ...
0
votes
0answers
173 views

After disabling the password login the system will no longer accept any password meaning I cannot do anything that requires authentication [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? The system tells me my root password is wrong even though I know it is right. Resetting the password with passwd ...
0
votes
0answers
107 views

After disabling password at login, the system will not accept a password to modify the system. Cannot install, uninstall, or modify anything. HELP? [duplicate]

Possible Duplicate: How do I reset a lost Administrative(root) password? I have been using Ubuntu on and off for a number of years. I have always been a fan. I have been having issues on ...
0
votes
1answer
149 views

Parental control of log in? [duplicate]

Possible Duplicate: How do I disable the guest session? I gave my daughter's user account on Ubuntu 11.10 a password that only I know so that I could control her use of the computer if ...
1
vote
0answers
258 views

Saved passwords not being saved [closed]

So I installed Kubuntu 11.10 on my thinkpad x201 laptop. I found that while it runs great, I'm just not in love with the KDE interface, so I'll settle for the notorious unity. I insalled the entire ...
7
votes
1answer
3k views
2
votes
1answer
1k views

Why Firefox asking for the master password frequently?

I am using a master password to protect my saved password in Firefox. However, Firefox is asking for the master password in approximately one hour periods. Is this normal? I thought it was ...
40
votes
5answers
6k views

How can I prevent someone from resetting my password with a Live CD?

Recently one of my friends came over to my place, within 15 minutes he hacked my account using a Live CD and reset the password in front of me. I was baffled to see such a thing. Please guide me to ...
10
votes
2answers
6k views

How to discard saved password for samba share in unity?

I access samba shares from unity on Ubuntu 11.10 and saved username/pass for it. Now, I want to use a different username. Each time I go to the share and open it, it just opens without asking for ...
1
vote
3answers
145 views

How do I limit administrative tasks for normal users?

I want to limit administrative tasks, so users cannot mess up the system. My idea was to install Ubuntu, set up automatic login, and hand it to the users without them knowing the password. However, I ...
1
vote
2answers
223 views

How do I keep stored passwords from Ubuntu 10.04?

I want to re-install the PC my mother uses and since she's not very handy with computers, she has a bunch of passwords stored in Firefox which she probably forgot and won't be able to enter again. ...
5
votes
2answers
4k views

How to disable password on Hibernate/Suspend?

I have installed Ubuntu 11.10 and on suspend/hibernate I am asked for password. I couldn't find apps > gnome-power-manager > lock in gconf-editor. What's the solution for this?