Questions tagged [kali-linux]

This tag should be used if your question involves Kali Linux, a Linux distribution based on Debian. Questions regarding Kali Linux should not be related to specific setup (installing specific driver, modifying sources.list...) but oriented toward usage of Kali Linux tools. Kali is often used for security testing and comes with a huge set of tools for that. It is not a general-purpose Linux desktop distribution.

Kali Linux is a security-related GNU/Linux distribution. It’s based on Debian and its default out-of-the-box installation includes many professional tools for security analysis and penetration testing of computer systems and networks.

Target audience

Kali Linux is not a recommended distribution for beginners or users who are unfamiliar with Unix. It’s also not particularly suitable for general use as desktop operating system. The developers themselves recommend that

Kali is a Linux distribution specifically geared towards professional penetration testers and security specialists, and given its unique nature, it is NOT a recommended distribution if you’re unfamiliar with Linux or are looking for a general-purpose Linux desktop distribution for development, web design, gaming, etc.

See also: Why is Kali Linux so hard to set up? Why won't people help me?

Related links

2338 questions
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How to set custom resolution using xrandr when the resolution is not available in 'Display Settings'

I'm a new Linux user trying to change the screen resolution as there is no option under display. I have successfully managed to add new resolutions by fluke by following online guide. I don't have a GPU, I don't know if this is the issue? Below is…
nick
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Why does "drm:vmw_host_log [vmwgfx]] *ERROR* Failed to send host log message" show up and what can I do to fix it?

This error shows up everytime I install Kali Linux, whenever I try to boot it. Then, it dissapears and the screen blacks out. The error is the following:+[drm:vmw_host_log [vmwgfx]] *ERROR* Failed to send host log message. Here's also an screenshot…
43
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5 answers

Attempting to compile kernel yields a certification error

I'm currently attempting to follow Hardening Debian for the Desktop Using Grsecurity guide in order to install the 4.5.7 kernel with Grsecurity on my Kali Linux desktop. I am following that list of instructions verbatim, except for the fact that…
John Doe
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7 answers

Invalid signature for Kali Linux repositories : "The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository"

I cannot update my Kali Linux, when trying to execute apt-get update I get this error message: # apt-get update Get:1 http://kali.mirror.garr.it/mirrors/kali kali-rolling InRelease [30.5 kB] Err:1 http://kali.mirror.garr.it/mirrors/kali…
Abenezer
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34
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Is it possible to have APT accept an "invalid" certificate?

I had discovered something funny today. So, I have Kali Linux and I am trying to fully update the system using the repo http://http.kali.org/kali. All is good and well until I get 403 denied for backdoor-factory and mimikatz. At first I thought it…
Alexis Evelyn
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34
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2 answers

How to connect to wifi from command line?

I'm using latest version of Debian-based Linux Kali. Maybe it is an XY problem, as the main problem is after I log in to the system I get a blank screen and mouse pointer. Somebody on the Internet recommend me to change window manager. But I'm…
user902383
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Error when trying to use Xorg: Only console users are allowed to run the X server?

So when i try to use the Xorg command as a normal user, this is the error that it gives me : /usr/lib/xorg/Xorg.wrap: Only console users are allowed to run the X server but i don't understand, what are the "console users"? and when i switch to…
John P
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How to fix "E: You don't have enough free space in /var/cache/apt/archives/."

E: You don't have enough free space in /var/cache/apt/archives/. root@kali:~# df -H Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 406M 7.0M 399M 2% /run /dev/sda6 12G 11G …
Navdeep Gupta
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30
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6 answers

"showmount: command not found": how do I know what to install?

Sometimes you run a command and get a "command not found" error message. After that you try to install the package that contains that command (I think that's what happens anyway?) e.g. showmount: command not found apt-get install showmount does…
27
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How to get Kali Linux to not go to sleep?

I'm using Kali linux on vmware in windows7. I've been trying to crack my wpa password and noticed that when I leave the system running (in process of cracking password) and leave the laptop on and go away for about 10-15 minutes, Kali linux goes to…
Educ
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3 answers

What are the contents of /bin/bash, and what do I do if I accidentally overwrote them

I accidentally overwrote the /bin/bash file with a dumb script that I intented to put inside the /bin folder. How do I get the contents of that file back? Is there a way I can find the contents on the web, and just copy them back in? What are my…
GarrukApex
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How do I fix wget on an HTTP url not trusted errors in kali?

When I try to run the wget command on http urls I get this error message: ERROR: The certificate of `url' is not trusted. ERROR: The certificate of `url' hasn't got a known issuer.
Mordechai Hadad
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24
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4 answers

Where is .bashrc file found in Linux?

I am not finding my .bash_login and .bash_profile root@linux:~# locate…
user109285
23
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4 answers

Unable to negotiate with port 22: no matching host key type found. Their offer: ssh-rsa,ssh-dss

I am trying to use the command: ssh -i id_rsa root@ This gave me the error as: Unable to negotiate with port 22: no matching host key type found. Their offer: ssh-rsa,ssh-dss Also after googling a bit, I tried: ssh…
Mukund
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23
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3 answers

Guest additions 'unable to locate program' Kali Linux 2.0

Problem: When trying to install guest additions in Kali linux the following error occurs. Oops! There was a problem running this software. Unable to locate program This occurred after a fresh install of Kali Linux 2.0 in Virtual Box 4.3.32 Action…
Chris
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