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

learn more… | top users | synonyms

0
votes
1answer
158 views

maas-cli login always returns 403 Forbidden

I have a test setup running with a MaaS Server, a JuJu Server and a number of Nodes in the MaaS Cluster. After I reinstalled my MaaS Server (and subsequently the JuJu-Core Server) with Saucy instead ...
1
vote
0answers
92 views

Cannot open session on Ubuntu after Install ubuntu-desktop

I have an Ubuntu-Server intalled VM. I would like to use server with GUI. I have installed ubuntu-desktop. However i cannot open session with GUI. I got "authorization faiulre". How can handle this ...
0
votes
1answer
205 views

Two-factor authentication on Ubuntu One

Is there a way to enable two-factor authentication to access my Ubuntu One account?
0
votes
1answer
355 views

Login with facial recognition in Ubuntu 13.04?

I have tried to install „PAM face authentication“ with the following commands: sudo add-apt-repository ppa:antonio.chiurazzi sudo apt-get update sudo apt-get install pam-face-authentication But it ...
0
votes
1answer
93 views

Identification and Authentication methods in Ubuntu

Since I have a very long password, I would like to additionally use an alternative login method. Which other authentication methods are possible in Ubuntu to log in?
0
votes
1answer
125 views

gksudo nautilus - incorrect password

I have Ubuntu 12.04 running on my office PC. I have a STANDARD user working on it (with limited privileges). I'm looking at the screen through Team Viewer and I am trying to run gksudo -u AdminUser ...
3
votes
1answer
305 views

Is there a secure way to pass authentication parameters for proxy to applications?

I am behind a proxy server and need to specify authentication parameters to access the internet. For this, I have exported my username, password, host and port_no in my /home/$USER/.bashrc file and in ...
-1
votes
1answer
599 views

How to Unlock Applications folder

This question relates to Ubuntu 12.04 LTS. I wish to move a folder from the desktop into the applications folder at /home/usr/share/applications. When I attempt to drag the folder from the desktop ...
0
votes
0answers
123 views

heimdal error Decrypt integrity check failed for checksum type

when I try to authentication with heimdal-kdc ,I get this error in kdc log : (enctype aes256-cts-hmac-sha1-96) error Decrypt integrity check failed for checksum type hmac-sha1-96-aes256, key type ...
0
votes
0answers
492 views

ubuntu 13.10 software center authentication error and okular cannot find component

I had installed 'Okular' but after the upgrade it gives error saying component not found. Thus i tried removing and installing again. But the software center gave following error. Software can't be ...
0
votes
0answers
15 views

Difficulty in installing dia diagram editor [duplicate]

The dia diagram editor is available in my ubuntu software center but it is requiring for a password.What will be the password?
0
votes
1answer
62 views

Cascading Authentication PAM login

I'm trying to set up an authentication scheme for Ubuntu using the pam files. However, I cannot figure out how to have two separate methods of authentication. I've set up a Yubikey authentication, ...
1
vote
0answers
126 views

Google authenticator for Galaxy Nexus with Ubuntu Touch

I'm en route to try and install ubuntu touch on my galaxy nexus (GSM-i9250). Since I'm using the google authenticator app in order to access my google account, I'm afraid that I'll be locked out of my ...
0
votes
0answers
38 views

unable upgrade 11.10 [duplicate]

Several attempts to upgrade went nowhere Update manager displays that system is up-to-date and launches a new active window stating : "Your Ubuntu release is not supported anymore." "You will not get ...
0
votes
1answer
63 views

Require password even though I removed it

Good day. One day I decided to remove the logon password from the setting. After that when I tried to change my other settings eg : install another language, Ubuntu states it required Authentication ...
-1
votes
1answer
859 views

Authentication required by wireless network appears multiple times

Sometimes when I don't use my Ubuntu for a long time - maybe a day, I can see the popup showing Authentication required by wireless network There's obviously some wireless connects and ...
1
vote
2answers
1k views

Very slow svn checkouts unless I use --no-auth-cache

Using an up-to-date Ubuntu precise 64-bit, checking out a large code base svn co https://.... takes hours. Using cygwin or tortoise it takes 5 minutes. After poking around, I found this post which ...
4
votes
1answer
172 views

How to disable shutdown/restart/hibernate without authentication

I do not want to allow my desktop to shutdown/restart/hibernate without authentication. How can I achieve this? I am running Ubuntu 12.04 LTS with unity. Most of the questions previously asked ...
1
vote
0answers
228 views

Polipo HTTPS Authentication Problem

I use internet behind http proxy, and that requires authentication. I tried using polipo to bypass the authenticated proxy to 127.0.0.1:9134. Applying these settings to my browser, works fine for ...
0
votes
1answer
792 views

Bypass Authenticated HTTP Proxy :Ubuntu

Is there any way to bypass authenticated http proxy to something like 127.0.0.1:port, so that we could use it any application, simply by filling out the proxy 127.0.0.1:port (which could be used for ...
0
votes
0answers
364 views

Ubuntu 12.04 LTS dual boot with windows 7 wifi stops working after suspend, keep requesting authentication after reconnecting attempts

I am using an HP Pavilion dv7 laptop that has wifi driver: Intel(R) Centrio(R) Wireless-N6150 (if you are not sure where I got this, it is in the "Device Manager"/ "Network Adapter"/. you need to ...
1
vote
0answers
107 views

pam radius module access-reject

I am trying to set up an Ubuntu server that my users will connect to. I already have a Radius server running on a Windows box, and I would like for connections to this Ubuntu box to authenticate to ...
1
vote
0answers
2k views

Password authentication problem [duplicate]

So I wanted to download some software, and it says I need to put in my password, but I didn't put a password on my account, so I didn't add a password and clicked authenticate, but it says that my ...
1
vote
0answers
149 views

How can I add proxy authentication parameters for Ubuntu tweak? [closed]

I was trying to play around with Ubuntu tweak, when I tried to access Tweaks → Love Wallpaper HD and encountered the following error: Distribution: Ubuntu 12.10 quantal Application: ...
0
votes
0answers
284 views

Ubuntu 13.04 Firefox Proxy Authentication Delays

We are using a Proxy server in my company. My proxy settings are ok and normally I can access Internet using our proxy server. Only Firefox and Thunderbird are acting very weird. When I try to access ...
0
votes
2answers
77 views

Installing apps programs etc

Im new to Ubuntu. I'm trying to install apps etc, but it keeps asking for authentication. I don't where or how to create a password. I've had a look in system settings but no joy
0
votes
0answers
103 views

Authentication for my google account

I've tried fixing something and made things worse...! I tried to set up Evolution with my Google account to receive email. It didn't work immediately, which I put down to using two-factor ...
0
votes
1answer
879 views

Install software without root access?

Is it possible to give a user the rights to install software, without giving him other sudo-rights? Let's say I were to install Ubuntu on the student's computers at a school. I would like them to be ...
0
votes
2answers
2k views

Catalyst Control Center (Administrative) prompts for password, then won't open?

I have a fresh (non-wubi) Ubuntu 13.04 x64 install, with successfully installed AMD Radeon HD 7870 drivers that were obtained by Software & Updates > Additional Drivers > AMD Graphics accelerators ...
0
votes
1answer
164 views

Proxy settings not working in ubuntu12.04 but working fine with windows 7

Proxy authentication settings are set properly in the /etc/apt/apt.conf and even in the network settings. But the sudo apt-get update command gives an error "something wicked happend in resolving ...
2
votes
1answer
3k views

MongoDB super-admin authenticates fine but still gets unauthorized query errors?

I have started using MongoDB with authentication. As per the documentation I used the localhost exception to create an admin user with the single role of userAdminAnyDatabase. That all went fine. ...
3
votes
4answers
2k views

Not able to login through GUI in Ubuntu 12.04

I'm unable to login through GUI. On typing the correct password, I get a black screen and back to login screen. However, when tried with tty1 I was logged in. Then I tried reinstalling lightdm and ...
1
vote
1answer
506 views

Cannot ssh with publickey into Ubuntu 13.04 cloud instance

I'm running Ubuntu 13.04 in an OpenStack instance. When I created the instance, I specified a keypair, and I may ssh into the box with the command: [laptop]$ ssh -i keypair.pem ubuntu@my-instance ...
0
votes
1answer
595 views

Authenticate in ubuntu

I have a administrator privileges in Ubuntu 12.10 but when I try to install some applications Ubuntu requiere authentication, I write my password, but doesn't work somebody could help me?
1
vote
0answers
76 views

How to use a multi factor authentication device with ubuntu server 12.04?

I have a multi factor authentication (MFA) device similar to http://onlinenoram.gemalto.com/ Is it possible to use it with ubuntu server 12.04? If yes, what packages do I need to install to get it ...
0
votes
1answer
107 views

Pam face authentication terminal install went wrong

I was following the steps from this link http://lkubuntu.wordpress.com/2011/06/28/pam-face-authentication/ I was trying to set it so I could use my webcam and face recognition to unlock my computer. ...
0
votes
1answer
506 views

What is the authentication password?

I'm very new to ubuntu, and i just installed it on my new chromebook acer c7. I never made an authentication password, and when I try to download something, it asks me for it. Please help!
2
votes
0answers
233 views

Unable to access limited access folder from Windows 7 PC

I am a complete novice at Ubuntu and Linux systems in general. I have wanted to play around with the OS for years and finally set up a spare computer and installed Ubuntu 12.04.2. My goal is to make ...
2
votes
2answers
11k views

OpenVPN - Password Authentication Only

When using the OpenVPN Client for Windows, I can log into the OpenVPN server with only a username and password. I can't figure out how to make the same thing happen in Ubuntu. It seems that some kind ...
2
votes
0answers
412 views

How to have cntlm configuration per user?

This tutorial http://zipizap.wordpress.com/tag/cntlm/ suggests configuring cntlm using the file etc/cntlm.conf. It works great, but it means that all users logged to the machine will be using the same ...
0
votes
2answers
4k views

su: Authentication failure

I have downloaded the Eset Nod32 Antivirus from its website, and I got a eset_nod32av_64bit_en.linux file. I have right-clicked on it, Properties - Permissions, and checked the Allow executing file as ...
0
votes
1answer
39 views

Cannot authenticate to SBS 2003

I am trying to connect my machine to my work's entirely windows network and I am having a few issues: Whenever I try to access the server, the authentication dialog just keeps popping back up. I ...
0
votes
1answer
135 views

Delay on ssh authentication

I've just installed 12.04.2 server amd64 in VMWare Player and noticed that there is a 3-5 seconds delay after I put the password and before the shell appears. The same happens when I try to connect ...
1
vote
1answer
317 views

authentication method for likewise to join a domain

I installed likewise and joined my an active directory domain. I'm finding it's a bit unclear on how the default authentication works. Do I have to do any extra configuration to enable kerberos? If I ...
1
vote
1answer
2k views

connect to another proxy through squid

i have an HTTPS proxy outside which uses username/password for authentication and i want to configure squid on ubuntu 12.10 to direct all connections which are not in it's cache to that proxy. how can ...
2
votes
0answers
315 views

Annoying Wireless Authentication Prompt [duplicate]

When my internet connection fails and tries to reconnect (Which happens quite frequently on my crappy Uni Wireless) the following prompt pops up every 20-30 seconds: I consider this to be a major ...
0
votes
0answers
69 views

Cannot install google chrome - package cannot be authenticated [duplicate]

I have a puppet setup which adds the google package signing key, the google repo and then tries to install google-chrome-stable. It has been working fine on many servers for the past 6 months until ...
0
votes
0answers
19 views

help with authentication password [duplicate]

When I try to install or remove software it asks for an authentication password but I don't have a password and never set one so how do I reset the password
9
votes
6answers
32k views

Trying to do ssh authentication with key files: server refused our key

I'm trying to setup ssh authentication with key files in stead of username/password. The client is a Windows box running PuTTY and the server is a Ubuntu 12.04 LTS server. I downloaded puttygen.exe ...
4
votes
4answers
323 views

How can I prevent a user from changing their password? [duplicate]

I want to prevent a user from changing their own password. Additionally, if possible, I want to prevent them from changing it via sudo.