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

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8
votes
5answers
4k views

Use different username on CUPS remote printing

I'm using CUPS to print on an enterprise network. The job gets submitted fine, but I need to submit it as another username. Now I'm jon but I need to send it as say jonallard. On the command line, ...
0
votes
1answer
677 views

likewise open auth to AD

I have installed likewise open via apt-get on 11.04 server 32 bit and have sucessfully joined our domain. however when trying to login via putty using a domain account I cannot complete the ...
0
votes
1answer
4k views

How do I enable account lockout using pam_tally?

I am trying to implement account lockout in ubuntu using pam_tally. I have tried adding the follwing lines in /etc/pam.d/common-auth auth required pam_tally.so deny=3 account required ...
2
votes
3answers
6k views

Can Ubuntu act as a Domain Controller for multiple OSes?

I would like to install Ubuntu server at my church to start testing a few options (to eliminate Microsoft usage). Some PCs use Windows XP, and some use Ubuntu. I would like the Ubuntu server to be a ...
3
votes
2answers
6k views

Save print server authentication credentials

At my work, I print through a print server. My /etc/cups.d/client.conf file is: ServerName the.appropriate.server.location With this configuration I have to log in with a username and a password ...
1
vote
1answer
322 views

Danger of using an untrusted apt mirror or proxy

My vague understanding of the authentication mechanisms behind debian/ubuntu packaging tells me that it should be safe to install packages downloaded from an untrusted server or proxy as long as apt ...
0
votes
1answer
449 views

Does the Linksys Secure Easy Setup (SES) button work with Ubuntu?

Does the Linksys Secure Easy Setup (SES) button work with Ubuntu? I'm housesitting for someone tonight, and when I asked what their wireless password was, they told me about the SES button they press ...
3
votes
2answers
5k views

Authentication at CUPS web interface

When I try to perform any administrative task on CUPS web interface I get pop-up window that requires me to authenticate at CUPS. Authenticating both as root and as a my user fail, even though my user ...
9
votes
2answers
1k views

What is the least insecure way to store a password that is used by a script?

I have a Bash script that automatically authenticates with a service using my username and password. The credentials are currently stored as plain text within the script. What precautions should I ...
3
votes
2answers
1k views

How do I approve specific computers to ssh into a machine with password authentication disabled?

The instructions in help.ubuntu.com/community/SSH/OpenSSH/Configuring recommend disabling password authentication so that "it will only be possible to connect from computers you have specifically ...
4
votes
1answer
1k views

How to authenticate googlecl using terminal

I'm trying to use googlecl on my Ubuntu server to send pictures from my server to picasa. I can't seem to authenticate via google using w3m, so I'm wondering if there is some other way to ...
0
votes
1answer
2k views

$_SERVER['PHP_AUTH_DIGEST'] empty with mod_auth_digest enabled

The output from sudo apachectl -t -D DUMP_MODULES Loaded Modules: core_module (static) log_config_module (static) logio_module (static) mpm_prefork_module (static) http_module (static) ...
6
votes
2answers
691 views

How do I configure a fingerprint scanner?

I have a HP dv6-3079tx. One feature I like about it is the fingerprint scanner, Is there a utility out there that will allow me to swipe my finger whenever I am required to enter my password?
64
votes
10answers
73k views

How can I set up password-less SSH login?

I want to be able to login to a remote via ssh without having to enter the password all the time. How do I set it up? Is a different command required to execute a password-less session?
4
votes
2answers
284 views

I cannot install applications because I don't know what to do with the authentication dialog

Whenever I try to download an application, I'm asked for authentication. With what? A password? I tried to use my Ubuntu-One password but that didn't work.
1
vote
1answer
1k views

Problems with disappearing authentication window

When I try to use the software center, the authentication windows pops up and disappears after 1 second shaking sideways (like when the password is incorrect) even though I was not able to type ...
8
votes
0answers
256 views

How to move keys to “Login” in seahorse? [duplicate]

Possible Duplicate: Is there a way to move passwords from “Default” to “Login” in seahorse? I want to move a few passwords into "login" in Seahorse, so that I will ...
3
votes
1answer
2k views

Authentication failure won't resolve in Ubuntu One

today U1 started to throw an error when trying to connect. At first I got a rather cryptic message (something with AUTH_FAILURE maybe?) upon which I found the following instructions: ...
7
votes
3answers
3k views

Install packages without root permissions

Would it be possible to install packages without admin rights(sudo?) on Ubuntu? It doesn't have to be system-wide, maybe a private installation within /home. I want this because I'd like to setup my ...
18
votes
6answers
31k views

How to run an application using sudo without a password?

... but still be required for applications that need admin privilegies? In order to allow the following: $ apache2ctl restart httpd not running, trying to start (13)Permission denied: make_sock: ...
2
votes
1answer
174 views

Admin authentication takes forever

I am running ubuntu 10.10 installed through wubi. When every I have to authenticate for administrative privileges (like for installing software), the authentication window just hangs there forever ...
1
vote
2answers
2k views

Samba issue with sharing directories on NTFS/FAT32

I have some strange problems with Samba server. I am using samba Version 3.5.4 on Ubuntu 10.10. I have two Windows XP machines, one on VirtualBox on Ubuntu and another office laptop. Windows machine ...
3
votes
2answers
6k views

git authentication with Active Directory user

I use likewise-open to connect to a Windows AD, and I am able to see AD users. What should I do to authenticate a user for git when I push to and pull from a git repository? Where is this ...
3
votes
2answers
3k views

How do I install FreeNX server so that it works correctly?

I've tried every single possible way of installing the server now, I've read every how to available and I still can't get it to work. Please let me know in which step I do wrong. I'm using ubuntu ...
0
votes
2answers
2k views

Authorization pop-up requested by http://localhost:51675 every time I run Firefox

Using Ubuntu 10.04. Whenever I run Firefox I get a pop up requesting authorisation. It says 'a user name and password are being requested by http://localhost:51675. The site says "server" I have ...
1
vote
2answers
1k views

How can I use face authentication to log in?

I got a new Dell laptop and I used to login into Windows using webcam authentication. Now I have removed Windows and installed Ubuntu but I could not find any application for face authentication. How ...
2
votes
2answers
660 views

SSH Key problem

I want to setup my home server to use ssh keys but when I follow the tutorial on https://help.ubuntu.com/10.04/serverguide/C/openssh-server.html for setting up ssh keys I get this: Bad port 'umask ...
3
votes
5answers
4k views

Gnome/X logs off immediately after login — which logfiles are relevant?

I've been tinkering with fingerprint-gui as well as X/xrandr resolution settings. When I start my machine, it boots up normally. As soon as X and gnome have finished starting, it logs me off ...
0
votes
1answer
232 views

User credentials not recognised in virtual terminal

Whenever i switch to a virtual terminal, using ctrl+alt+F1 etc.. it asks me for my user credentials: *computername* login: At this point i enter my Username, followed by my Password. However the ...
1
vote
1answer
611 views

Is there a way to force Ubuntu use WPA with my adapter?

I've built-in WiFi adapter in my notebook (made 5 years ago). Latest (dated 5 years ago) Windows drivers allow it to use WPA. I'm using Lubuntu 10.10 but it allow me to use only WEP (same situation ...
5
votes
2answers
2k views

USB drive Login token system?

Is it possible to have a USB drive function as a login token? IE: I turn on my computer, plug the USB drive into my system and the system recognises it and logs me in? Likewise, logs me out should ...
6
votes
1answer
379 views

How do you Make Ubuntu One re-authenticate?

I was trying to restart syncing with Ubuntu One because it was not syncing my music folder. However, I accidently deleted my computer from the sync list: (Ubuntu One.com > Account > View the ...
1
vote
3answers
4k views

Cannot connect to Internet from Terminal and other programs (authentincation involved)

I have a brand-new Ubuntu 10.10 installed in a VMWare 7.1 Workstation. I am in a LAN and we're connected to Internet through a proxy which requires authentication. I use 3 (three) browsers: The ...
5
votes
2answers
2k views

Unauthenticated software sources

My Lucid (10.04) installation recently started warning me that the updated packages were unauthenticated. For instance, if I open Update Manager and click the "Install Updates" button, it warns me ...
1
vote
1answer
12k views

How do I manage users in ProFTPD?

How do i add a new user to my FTP server running ProFTPD. I have the server running, i added a system user but i get Login incorrect. Thank you for your help in advance.
16
votes
2answers
10k views

How can multiple private keys be used with ssh?

I was able to setup ssh to use private/public key authentication. Now I am able to do ssh user@server1 And it logs on with the private key. Now I want to connect to another server and use a ...
3
votes
3answers
481 views

Common Desktop Login via Network (like AD for Windows)

One of the reasons we use Windows in the office at work is Active Directory. It makes it a piece of cake to bring up a new workstation and have a new or existing user login and do their work. Once all ...