Questions about authenticating wireless connections, SSH keys, or passwords in Ubuntu.

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1
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1answer
382 views

Directory path for home to an external NTFS hard drive

OK, I have run into a problem with authentication and I think I have figured out the problem but i cant seem to find the solution anywhere I look. I am using Ubuntu 12.04 running Lamp (individually ...
2
votes
0answers
318 views

Atheros ar9285 can't connect to specific AP

My laptop (asus UL80J) has Atheros AR9285. the ubuntu is 12.10 -64 bit the problem is my wirless adopter work good with all AP that I have except one I tried: dmesg |grep wlan And it gave me ...
2
votes
2answers
678 views

gksu not working in menu mode but works in cli mode

I'm running 12.04, latest updates. when I use gksu in the menu to start a application the prompt for password doesn't appear and the application starts with user priviledges. If I use gksu from ...
0
votes
1answer
1k views

i cant remember my password [duplicate]

my computer goes on standby every 5mins and will then request for an authentication password; i cant remember setting any password. so i will have to restart the computer again before i can use it. ...
0
votes
2answers
5k views

Why do I get “Authentication Failure”? [duplicate]

I recently installed Ubuntu 12.10. As i started the terminal and ran the command su which we usually use to perform root operations and to get the # symbol. After running the command it asks me to ...
2
votes
1answer
442 views

Suddenly, I Can't login with correct password (greeter & tty)

This might be a duplicate of other password related questions but it's somehow eccentric. I have three accounts in my Ubuntu 12.10 system (one standard and two administrators). One of the ...
1
vote
1answer
331 views

“Permission denied (publickey).” error when trying to ssh into server

I am trying to connect to a server via SSH. I am getting the following log from using the command: ssh -vvvT ubuntu@ec2-176-34-121-133.eu-west-1.compute.amazonaws.com. Please could someone help me ...
0
votes
1answer
266 views

Log file size or age

I'd like to change various log files (particularly auth.log) to retain info for anywhere from the last 30-90 days. Right now it only has about 4 days worth of info. How do I modify these settings ...
2
votes
2answers
1k views

'The Authentication failed' error in Ubuntu One using 12.04

I had a computer with 12.04 that Ubuntu One was working seamlessly. But I had to reinstall it in another computer (a brand new computer I've received at work). Since then Ubuntu One is not ...
0
votes
1answer
254 views

Can't install Ubuntu 12.10 from USB

I can't install Ubuntu 12.10 from USB drive. I tried LiLi, UNetBootin, Universal usb installer and others for create USB. It boots and I can select "Try Ubuntu without installing" and "Install Ubuntu ...
3
votes
0answers
103 views

Ubuntu One oAuth token - time of life

I try to develop some Java application that works with Ubuntu One account. Everything is ok, I have access to my U1 space but I'm not sure of one thing. How long may I use my oAuth token? Has it some ...
2
votes
2answers
2k views

Graphical authentication works; why does sudo say my password is wrong?

I'm trying to install a theme, and when I enter the command sudo cp -r $HOME/Desktop/Overglossed /usr/share/themes the terminal asked for my sudo password which I entered, however I'm told my password ...
1
vote
2answers
130 views

I get this message when I try to install software in the Software Center Ubuntu 12.10. No fixes I saw here helped

Software can't be installed or removed because the authentication service is not available. (org.freedesktop.PolicyKit.Error.Failed: ('system-bus-name', {'name': ':1.168'}): ...
0
votes
1answer
335 views

Can not authenticate in Gnome to install packages

I can not install anything through 'Ubuntu Software Center'. The system refuse to accept the su password that it accepts in terminal. It might be relevant that I've had change the user's password a ...
1
vote
0answers
467 views

Incomplete system-wide proxy settings on Ubuntu 12.10 [duplicate]

Possible Duplicate: Where are the system-wide proxy server settings? The new: System Settings>Network>Network proxy does not allow me to configure the user and password for my proxy, and ...
3
votes
0answers
208 views

Authentication problem-I can't enable my wireless driver

I have just installed Ubuntu 12.10 after trying it on a usb stick which worked fairly well. But currently I am not able to install anything because every time I want to do something I'm prompted to ...
0
votes
1answer
3k views

Finger print driver for Dell Vostro 3460

Where do i get the driver for finger print recognition for Dell Vostro 3460 and how can I use my fingerprint reader for login? Fingerprint Reader: Validity Sensors, Inc. VFS5011 Fingerprint Reader ...
0
votes
1answer
1k views

No password set - how do I authenticate? [duplicate]

Possible Duplicate: How do I reset a lost administrative password? I am running Ubuntu 12.10 and have removed the password on my account. When I need to Authenticate, the system doesn't ...
3
votes
2answers
5k views

Retrieve Windows 8 Product Key from mainboard

My new laptop came preinstalled with Windows 8. Naively, as I am, I just formatted the harddrive and installed fine old Ubuntu. Now I want to install Windows 8 for dual boot again, but I have no DVD ...
1
vote
2answers
2k views

Update manager will not update due to authentication error

I press 'Install Updates' and then it will say Requires installation of untrusted packages The action would require the installation of packages from not authenticated sources. then it will ...
4
votes
1answer
114 views

How can I get the authentification dialog programatically?

Instead of using gksudo in a bash script, I want to invoke the authenticate dialog ( as in screenshot) instead. Is it possible? If yes, how? Thanks.
1
vote
1answer
937 views

How to authenticate Squid against a custom backend?

I want to setup a proxy service using squid and want it to authenticate against a database or another service. There is an example config at ...
3
votes
1answer
2k views

What causes “pam_unix … conversation failed” in auth.log

There are thousands of entries in my auth.log like this: sudo: pam_unix(sudo:auth): conversation failed What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to ...
3
votes
2answers
688 views

Immediately after login, my 12.04 LTS desktop asks for my password for “Authentication is required to change user data”

I have two Ubuntu 12.04 systems, one a desktop, and the other running as a NIS/NFS server (a desktop with lightdm disabled). When I login, I get the dialog (not error) "Authentication is required to ...
1
vote
0answers
130 views

Can not authenticate form system tools

Whenever I try to run a program from gnome, I get messages like Authenticated is required to run the Gparted Partition Editor The same goes for all programs that need root permission and I try to ...
1
vote
1answer
262 views

I cant login in Ubuntu Server after passwd command [duplicate]

Possible Duplicate: Authentication token manipulation error I installed Ubuntu Server using Oracle VM on my Windows 7 for practicing GNU commands. I used the passwd tool but after using ...
1
vote
2answers
261 views

“Ubuntu One” authentication Failure in Windows 7

I just updated the Ubuntu One client on my Windows 7 machine today. When I try to sign in, I receive the "authentication failed" error message, even though the same credentials work on the Ubuntu One ...
2
votes
4answers
1k views

Can't connect to a remote server with Nautilus and a private key

The remote server requires a private key and passphrase for authentication. I'm trying to connect to the server as root (on that server) from Nautilus running on behalf of my non-root account on my ...
0
votes
1answer
355 views

Use a proxy which connects to the school proxy

How to get my computer use a proxy ON my computer, which connects to the school proxy ? The reason I ask this, is because I need all programs on my computer, absolutely the whole system to go through ...
-2
votes
2answers
2k views

authentication is required to change user data

I set administrator password to blank. Now, I can't install new programs (message see in title), or change the admin password ("change" button grayed out). I tried a suggested fix from inside the ...
2
votes
1answer
3k views

vsftpd any password work for local users

My setup of vsftpd allows for local users to login using their usual passwords and another set of users to login through a passwd file. The problem I have now is that when using a local user's login, ...
1
vote
1answer
48 views

Ubuntu One Installer Win 7 Cannot find My Ubuntu One Account

When I run Ubuntu One installer on Win 7 Home Premium it gets as far as the screen that asks to log in with and existing Ubuntu One account or to create a new Ubuntu One account. When I enter my email ...
15
votes
3answers
17k views

“Software can't be installed or removed because the authentication service is not available. ”

I have 12.10 ubuntu and when I try to remove / install programs I get notification : Software can't be installed or removed because the authentication service is not available. ...
0
votes
1answer
4k views

Password Authentication Problems [duplicate]

Possible Duplicate: How do I reset a lost administrative password? I am new to Ubuntu, am extremely delighted with the performance and speed, as compared to Windows 7-However, I messed up, ...
1
vote
1answer
182 views

Authentication problem — locked out from changes [duplicate]

Possible Duplicate: How do I reset a lost administrative password? Why can’t non-admin users install software? Authentication for everything I am really frustrated about the ...
1
vote
0answers
102 views

How to set Global Proxy where the username contains an “@” character? [duplicate]

I'm connecting Internet via proxy (with authentication) There is no problem with Firefox but I can't connect to the Internet on Software Center. I've checked this topic but my username contains '@' ...
0
votes
1answer
446 views

After 12.10, no GUI can authenticate for administration, such as Software Center

I upgraded to 12.10, and now I can't use Software Center or Network Administration. It keeps giving me an authentication errors. When I check /var/log/auth.log, I see: Oct 31 21:10:45 mike ...
16
votes
7answers
10k views

Access Prompt keeps asking for GMail password

A pop up keeping appearing in Ubuntu (running 12.10), asking for the password to my gmail account. The icon has a silver shield, and it is labeled Access Prompt. The actual window has an image of ...
3
votes
1answer
567 views

Proxy to Direct Connection

I access internet through a Proxy Server which requires Proxy Authentication. How do I setup a Direct connection so that applications do not need a Proxy Address ? Something that could redirect all ...
0
votes
1answer
95 views

hp desktjet 1000 j110 network needs authentication

I have a DesktopJet 1000 j110 printer that is detected and shared among the network i have setup..the problem I'm running into is it WANTS authentication to print..I never setup a password, or a ...
5
votes
1answer
296 views

OAuth/Authenticating user for Unity Lenses

Trying to create a lens that would touch a web service that requires oauth authentication. And a search here, netted me this: https://wiki.ubuntu.com/Unity/Lenses I was using this tutorial to ...
6
votes
2answers
574 views

Authentication required to modify a printer- what's the password?

I have 12.04 and have 2 printers installed, both wirelessly over my personal network, no printer sharing. When I try to modify the printers I get a window asking for authentication (username and ...
5
votes
3answers
2k views

Prevent duplicate wireless authentication windows

First I need to specify that this is not a duplicate of this: How do I turn off wireless connection notifications? Neither is this a duplicate of this: How to disable notification from ...
5
votes
1answer
20k views

connect to openvpn using username and password

Is it possible to connect to an openvpn server using a username and password. I read that you need a config file on ubuntu, but I don't have a config file. How can I connect to my openvpn server ...
2
votes
1answer
90 views

How do I turn on a login page for Bugzilla?

I have Bugzilla 4.2.1 running on my Ubuntu 11.10, It working as it should and everything is fine. Now when somebody accesses the URL www.myapplication.com/bugs without logging in, it allows the user ...
1
vote
1answer
1k views

Unable to install wubi on windows 7 home premium 64bit [duplicate]

Possible Duplicate: Wubi “could not retrieve the required disk image” When I try to install wubi in a partition made on my hard disk I get a error message saying "could not ...
3
votes
1answer
2k views

Google authenticator for the desktop

Is there a desktop application for Google authenticator (an equivalent to the phone app, not the PAM lib)?
4
votes
4answers
5k views

Wireless Network Found, can't connect, repeated requests for authentication

After trawling through the internet, on forums, support websites, and through dozens upon dozens of answered questions on this site, I've not found a solution to what seems like a fairly regular ...
4
votes
3answers
5k views

“Successful su for user by root” - suspicious entries in my /var/log/auth.log?

This post on reddit made me go through my logs. That's when I discovered the following entries which appeared on two non-subsequent days. "user" is my user account. Aug 4 22:50:37 UbuntuSystem sudo: ...
5
votes
2answers
7k views

Installed perfectly but password not working for login or authentication

I installed Ubuntu on an old XP machine (replaced XP with Ubuntu) and it seemed like it went well... Until I tried to download and install the suggested updates! The password I set during ...