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

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0answers
22 views

How to configure fFreeRadius server in ubuntu server?

I have an requirement to design internal radius server at my controller application. Can you please let me know how to configure FreeRadius Server in ubuntu? Thanks , Suresh.
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0answers
30 views

Installed Ubuntu 13.10 in Hyper-V and Speech DIspacher error now Ubuntu One Not Logging In

I wanted to set up a new web server and decided to try Ubuntu. I set up a new Hyper-V VM and installed but then on reboot I received the following error: speech-dispatcher disabled; edit ...
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1answer
46 views

Private/Public key authentication not working after reinstalling ubuntu

I backed up my ~/.ssh folder and reinstalled ubuntu 13.10 on my machine. Then I just copied the .ssh folder back into my home folder and tried to connect to my server. I'm getting the following error: ...
2
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2answers
82 views

Disable console access?

How do I disable console access to Ubuntu 12.04? I want to only allow login over SSH. I have searched the web thoroughly but no clear answer was found. EDIT: I'm talking about disabling physical ...
2
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1answer
204 views

Error authenticating some packages while upgrade

When I try to upgrade my ubuntu 13.04 to 13.10, it gives the following error: It was not possible to authenticate some packages. This may be a transient network problem. You may want to try again ...
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1answer
37 views

filter PAM_yubico.so debug stdout

I want to use the yubico-pam module (https://github.com/Yubico/yubico-pam) to enable challenge-response authentification using my yubikey when sudoing. I've managed to do that by adding the line ...
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3answers
34 views

User Auth Failure

I was trying to change my usernme on Ubuntu 12.04 lts by opening Terminal and enter this command $ sudo nautilus Then, I went to File System > home > alex (my username) I right click on ...
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0answers
59 views

Bogus FF user/pass authentication prompt on nxdomains

When I want to log into my router's web interface, I enter the following into my browser's address bar and hit return: http://192.168.1.1/Status_Router.asp (Actually, I have that bookmarked.) My ...
2
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1answer
95 views

smb authentication not working

I've recently created a windows file share (SMB). On linux however, it just says "Unable to mount location Failed to mount windows share" instead of asking for a username & password. On the shares ...
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0answers
21 views

Authentication Failed while creating folder in File System

Am very new to Linux environment and am eager to learn, so I thought of installing Ubuntu. While creating a folder in File System I am getting "authentication failed". I am using Ubuntu in ...
0
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1answer
175 views

Unable to login through GUI as a user but I am able to login via terminal

I am unable to login through GUI as a user but I am able to login via terminal. This occurred after I installed 2 steps authenticator of Google using apt-get install command. I followed these steps: ...
0
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1answer
169 views

Kerberos and google-authenticator (2-factor auth)

Does anyone know how can I use google-authenticator in combination with kerberos and thus provide to my users 2-factor authentication?
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0answers
66 views

libnss-extrausers change password

I have Ubuntu 12.04. Installed libnss-extrausers and configured nsswitch.conf. Now, users registered in /var/lib/extrausers/{passwd,group,shadow} are recognized by the system and can login. However, ...
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1answer
689 views

How to configure system wide proxy with user authentication

I would like to use my LAN's proxy server in Ubuntu Desktop 12.04, but all my attempts have failed. Here is what I did: 1) I went to System Settings Menu > Network, selected Network Proxy, Manual ...
0
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1answer
143 views

Unusual activity was logged on my system when I wasn't home

Can someone please help with this log? I wasn't home when this happened. Dec 27 07:48:13 mikky-E720 su[26915]: pam_unix(su:session): session opened for user mikky by (uid=0) Dec 27 07:48:13 ...
0
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1answer
7k views

Public Key authentication failed

I am using ubuntu 13.10, and the server runs ubuntu 12.04. I had generate private and public keys using ssh-keygen, and put id_rsa.pub to server side and added it to authorzied_keys accordding to the ...
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2answers
2k views

Software Centre Authentication Error 13.10 [closed]

So I'm very new to Ubuntu, I don't know how to edit files, everything I do to improve Ubuntu is done through the Terminal using guides I find online. Basically since I downloaded Ubuntu 13.10 overtop ...
1
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0answers
69 views

How to Authenticate a Ubuntu 12.04 Desktop on an LDAP-Server(under Ubuntu Server 12.04)

I've a Ubuntu Desktop 12.04 and a Server 12.04. I want to store all Users and Groups on the Server and then login on the Client with them. (Like an AD on Windows) I though about a LDAP-Server. I ...
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0answers
42 views

How to get users accounts info on Ubuntu Desktop using Mono C#?

Is there an Mono C# class or lib their can retrieve info abort all local users accounts on a Ubuntu/ linux system? For Ubuntu systems their is NOT on an domain-controller.
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1answer
76 views

Updates Require Authentication

My Update Manager in Ubuntu 12.04 pops up this message while installing updates: 'Requires installation of untrusted packages. The action would require the installation of packages from not ...
0
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1answer
227 views

Can I have apt-get take my authorization credentials?

I have a Ubuntu virtual machine that I use at work. I had previously been using this without any issues but there was an update put in that now requires all outbound connections to authenticate with ...
0
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0answers
25 views

How to generate keytab file in a single command line?

As the title. I am able to generate this with command ktutil, but it require sub command. Which I don't know execute sub command. If I could execute it in a script will also solve my problem.
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2answers
349 views

Software Center prompts password of another user

I have a krb5-ldap user in an "administrators" which is added to sudoers list as follows: %administrators ALL=(ALL) ALL Now that works fine for all sudo operations. But when that user wants to ...
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0answers
16 views

Authentication Issue [duplicate]

I am trying to delete two partitions that are not used on my hard drive. I am using 13.10 - I go to Disks then select the one I want to delete and a box appears asking for authentication, so I out in ...
0
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1answer
353 views

MaaS API Internal Server Error 500 while commissioning Node

I always get request to http://$MaaSServer/MAAS/metadata//2012-03-01/ failed, sleeping HTTP Error 500: INTERNAL SERVER ERROR (screenshot not posted, I lack the reputation . . . ;-) ) now, ...
0
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1answer
114 views

how can i get past the authentication code stuff if i bought from a used computer vendor [closed]

i bought a computer with Ubuntu from a pawn shop not knowing that it had this OS can someone tell me how i can get past the authenticate code screen because I'm tired of getting the update stuff when ...
1
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1answer
68 views

How to re-download unauthenticated packages

I live in egypt. we have a country specific server here. I used to download everything from there. but when I got to download encryptfs, synaptic said the package could not be authenticated, so I ...
0
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1answer
135 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
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0answers
84 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
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1answer
182 views

Two-factor authentication on Ubuntu One

Is there a way to enable two-factor authentication to access my Ubuntu One account?
0
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1answer
311 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
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1answer
91 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
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1answer
112 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
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1answer
249 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 ...
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1answer
496 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 ...
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0answers
122 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 ...
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0answers
490 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
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1answer
58 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, ...
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0answers
119 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
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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
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1answer
60 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
762 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
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2answers
815 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
155 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 ...
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0answers
203 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
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1answer
744 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
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0answers
360 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 ...
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0answers
101 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
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0answers
1k 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
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0answers
140 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: ...