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3
votes
2answers
656 views

How to configure a SSH server to use a certain public key?

I have a dual boot Windows 7 / Ubuntu 12.04 desktop and I have installed openSSH server in both (using cygwin64 under windows). I connected from my laptop, running Ubuntu 12.04, to the Cygwin64 ...
1
vote
2answers
133 views

Multimedia email key doesn't work in KDE

My laptop keyboard have two multimedia keys: email and www. Key to open www browser works and has no problem, but email key after it has pressed doesn't open email client. When I configure this ...
0
votes
2answers
74 views

Unknown pgp key in my key ring

I have a key in my keyring and I don't know how it got there. Every other key I imported other than this one. How do keys make it into the keyring other than by me importing them?
4
votes
1answer
173 views

Is Ubuntu's archive signing key available via HTTPS somewhere?

I'm writing a program that needs to download GPG keys for various distributions to do unattended net installs. To do this securely and in an automated way, I need to download the key via HTTPS, which ...
3
votes
1answer
61 views

Why did Ubuntu source repository key signature fail with security warning?

Downloading Ubuntu source code gave a security warning: # apt-get source gedit Reading package lists... Done Building dependency tree Reading state information... Done NOTICE: 'gedit' ...
2
votes
1answer
329 views

How to interpret the contents of ~/.gconf?

Consider a key like /apps/metacity/global_keybindings/cycle_windows I can access this this key using gconf-editor. However when I cd to ~/.gconf/apps/metacity I find an empty file named ...
1
vote
1answer
41 views

Cannot delete expired key

While trying to manually get update I got a gpg error: W: GPG error: http://apt.freegeek.org precise Release: The following signatures were invalid: KEYEXPIRED 1422819173 W: Duplicate sources.list ...
1
vote
1answer
73 views

VirtualBox release key after a few seconds

I am using Ubuntu in VirtualBox and it works pretty fine, but there is a problem that I am having since I started using it. I use Emacs and therefore, I use a lot of combinations/shortcuts/bindings ...
1
vote
1answer
131 views

setup ssh encryption keys

Here is the situation: I have 4 Linux servers. /home is same for all the four servers. (It's a network drive). I want to setup a password-less SSH via setting up encryption keys. I created RSA key ...
1
vote
1answer
595 views

Ubuntu 12.04 + Eclipse 64 bits key binding error

The text is quite extense so, this is just a part of it: !SESSION 2012-11-23 10:15:52.442 ----------------------------------------------- eclipse.buildId=I20120608-1200 java.version=1.7.0_09 ...
1
vote
1answer
260 views

Override custom keyboard shortcut limit

I would like to add a custom keyboard shortcut for the "Home" button, but I get the error: The shortcut "Home" cannot be used because it will become impossible to type using this key. I am using ...
1
vote
1answer
885 views

Preseeding: Can't access cdrom?

At work we often need to install Ubuntu Server and several extra packages while offline. To make this faster, I'm creating a custom Ubuntu Server install via preseeding (following this documentation: ...
0
votes
1answer
94 views

How to change a specific third level character? [Ubuntu 14.10]

For example, pressing third level chooser (not compose key, as I posted earlier) + v = @. However, I want third level chooser + v to print #. Is there a way to accomplish this?
0
votes
1answer
17 views

Bootmenu hiding it?

Is there a way to hide the boot menu ? For example i got 2 ways of booting ubuntu/windows. I want to hide boot and to boot directly to windows. And also it may be reactivated for pressing two keys ? ...
0
votes
1answer
369 views

problem with using git using private key

sorry if this question seems so easy but I'm new with UBUNTU and I still couldn't figure that out. I've been given a private key with password to clone and install a software from a repository using ...
0
votes
1answer
127 views

How to make non-ascii-armored public key from ascii-armored secret key

I have old key pair (GnuPG keys), both only ascii-armored 1 fresh Ubuntu-Desktop 14.04 installation How can I make a non-ascii armored public key from the old secret key?
0
votes
1answer
897 views

Dell Inspiron 5220 Screen Brightness buttons

I've installed Ubuntu 13.04, everything seems fine except using the FN-key to change the laptop's brightness. It just stays permanently on full brightness. Even if I go into System Settings and ...
0
votes
1answer
224 views

How do I set ctrl+e to be “end of line”?

I have recently gotten a system 76 gazelle lap top with ubuntu 12.10. So far a I very happy except with one feature. I am use to ctrl+e for end of line. ctrl+a for beginning of line. These ...
0
votes
1answer
1k views

Generating WPA/WPA2 Key in linux bash?

How can I generate a new random wpa/wap2 key in the linux terminal? I tried pwgen but this is not generating hexadecimal values.
0
votes
1answer
241 views

Wake up from screen off (like Windows and Mac)

Is there a way to configure Ubuntu such that it doesn't require 2 keystrokes to wake it up from the state where the screen is disabled after being absent, but a simple touch on the touchpad suffices ...
2
votes
0answers
23 views

Amazon aws type keys generation

There is perfect security model when connecting to Amazon AWS instance. But I would like to be able to make such key my self for custom user. To be clear it will be user with git repository, but it ...
2
votes
0answers
3k views

Private key not found

I have tried to generate server certificate for apache2 earlier.... I have noticed one error in apache server. Which means that Apache can't find the private key component of new SSL certificate. Now ...
1
vote
0answers
41 views

What is the use of modifier keys in Xmodmap?

I was following this question to do some remapping. In the question, there is: Additional information: The sequence of these mappings is Key, Shift+Key, mode_switch+Key, mode_switch+Shift+Key, ...
1
vote
0answers
134 views

Can't SSH with Key Authentication

I created an RSA keypair using ssh-keygen on Ubuntu Desktop 14.04.2 LTS ssh-keygen -b 2048 -t rsa -f ~/.ssh/<keyname> -o Than I added the public key to the remote Ubuntu Server 14.04.2 LTS ...
1
vote
0answers
33 views

Complete walk through on creating a new user +Key if nessecary

I am very new to all of this. I use PuTTY to access my WHM Minecraft server without any issue as root. I want to make a new account, I have googled for 2 days and nothing is working. ...
1
vote
0answers
198 views

The following signatures couldn't be verified because the public key is not available: NO_PUBKEY

When I look for my error key number 0429ACCAF7AA50B3, it is not in the database, thus I cannot receive or generate anything even none of this did not work: ...
0
votes
0answers
4 views

How to lock keys in Ubuntu?

I am looking for a way of locking some keys (from the keyboard) because hitting those keys while launching a particular apps make it crash. Practical example : When I start my application, I want ...
0
votes
0answers
16 views

Hotkey problem - some keys not working

Ok, so the problem WAS : I got a hp laptop with ubuntu (12.04) and out of the box everything worked fine...until one update that somehow interupted the wi-fi on/off togle which is located on the f12 ...
0
votes
0answers
45 views

Some keys not working properly on Ubuntu 14.04 LTS

I'm new here. I could not solve my problem with the threads I already found in this forum. The problem is as follows: Since recently, when I try to type in "n" or "b" (German keyboard: n is next to b) ...
0
votes
0answers
53 views

Ubuntu Trusty Tahr Ctrl, Alt, Shift and Super (Windows) keys sticks

I have just installed a freshly downloaded .iso of Ubuntu Trusty Tahr. After installing I'm having some issues with my keyboard. Whenever I press any of the Ctrl, Alt, Shift or Super Windows key and ...
0
votes
0answers
128 views

How to cleanly swap alt and ctrl keys in xubuntu?

I have found many answers to this question, but none worked for me. I'm using xubuntu 15.04. I'm trying to swap the ctrl and alt keys. I have tried that : How to swap Command and Control keys with ...
0
votes
0answers
39 views

How can i modify AltGr with xmodmap?

Hi i have a little problem with the order of two keys in my keyboard, instead of being [AltGr] +[<>] like in most of the keyboards in my country, my keyboard comes with the keys this way: [<>] + ...
0
votes
0answers
110 views

Change printscreen key to options key

Lenovo l440 has a pretty stupid key design, where options key(emulates a right click) is gone and we have a printscreen key in its place. Is there a way to get options key function on prtsc key ?
0
votes
0answers
53 views

How to set some key turbo pressing instead of usual middle mouse button behaviour?

There is a browser game. Sometimes I need to press a key on a keyboard very fast. How can I simulate turbo key pressing when middle mouse button is pushed and then recover it's behaviour after ...
0
votes
0answers
39 views

Seahorse: Does “file export” always just exports the public key?

Or in other words: is it always secure to do "File -> Export" in Seahorse and mail this file to a person you want to share data (safely via encryption) with? So Seahorse never includes any crucial / ...
0
votes
0answers
67 views

Keyboard keys not working all of a sudden?

OK,I'm running Ubuntu in the 'Try without install' mode.The keyboard was responding alright for the few minutes.Then all of a sudden one by one the keys started losing functionality. Right now I'm ...
0
votes
0answers
73 views

How to Reassign/Replace a keyboard key with other one

My laptop's spacebar key is broken. You all know it's a very important key. So please tell me how do I reassign spacebar to any other key, e.g. capslock Please help, I am using Ubuntu 12.04 LTS i386 ...
0
votes
0answers
142 views

Gaming macros on ubuntu

I've been able to run League of Legends on wine, and now i'm trying to associate macros to my mouse buttons. I've used xbindkeys+xte to simulate keystrokes. For example: # Press mouse button 1, will ...
0
votes
0answers
45 views

Generate decryption key for manual recovery

I'm new to Ubuntu. I'm just learning Linux now. I did try to find the answer first before posting, but could not. Got lots of stuff on encryption, but not the answer I needed. I installed Ubuntu ...
0
votes
0answers
93 views

Issues entering letter “O”. Ubuntu 14.04, Lenovo ThinkPad S1 Yoga

I have problems entering the letter "o". I am running Ubuntu 14.04 in a Lenovo ThinkPad S1 Yoga (dual boot with pre-installed Windows 8) Sometimes right from the beginning of the session I have ...
0
votes
0answers
64 views

Change keyboard layout (specific keys) or exchange the functionality. Ubuntu 12.10

I've this new keyboard where the keys from F1 up to f12 have custom functionality (like music control, next track, and brightness control ...). All this is OK but the problem is that these custom ...
0
votes
0answers
119 views

Enable Google Authenticator with PEM key-based auth of AWS EC2 Ubuntu Server

I am trying to configure to use Google Authenticator with AWS EC2 PEM file key-based auth. I have tried a number of setups with the closest being a combination of this: ...
0
votes
0answers
20 views

small case won't type in terminal,

all characters type everywhere else, keyboard not faulty, can type uppercase F and scale down using alt l so only in terminal and only lower case f. Anyone have any ideas>?
0
votes
0answers
73 views

Cannot set 'alt-a' as shorcut in system shorcuts

I'm using Ubuntu 12.10 and I'm trying to set a hotkey alt-a, but the alt key highlights the menu bar and so when I press a it goes back to 'All Settings' and doesn't set the hotkey. How can I set ...
-1
votes
0answers
15 views

Ssh disable password login

I wanted to ask since recently i have asked if ssh was secure enough to have port 22 open. I am working on getting the key ready but i have one thing. I have set passwordauthentication to no, and i ...