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Questions tagged [debian]

One of the earliest Linux distros and officially consist of only free software. Many distros has been derived from the Debian codebase, like Ubuntu and Knoppix.

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1answer
335 views

Suspicious SSH connection

this is the situation: vps with debian 8x32 virgin (new template of the provider's repository); exotic "user" and strong "password" ; 30 seconds later: command (apt-get update); 30 seconds later: ...
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1answer
260 views

/etc/sudoers file with permissions set to 640 instead of 0440: what does it mean?

So I'm still new to GNU/Linux: recently I installed Debian 9.1 with KDE. Now after executing: stat --format '%a' /etc/sudoers I found out that my sudoers file has the 640 permissions instead 0440 ...
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2answers
647 views

Is wiping LUKS header needed?

So I previously had an encrypted install of Debian, and wanted to install a new distro with full system encryption again. Now I understand that you don't need to fill the disk with random data if you ...
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1answer
409 views

Is my system infected with Operation Windigo in Kali Linux? [closed]

I did my research and the first things that I did to test my system was to run some commands based on my research. The problem is trying to determine if I am truly infected. Any, confirmation will be ...
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2answers
96 views

How do I analyze traffic chain when using both Tor and a browser-configured proxy

For example, I have set up the Tor network in Debian. I then set up proxy in Iceweasel browser (via the Preferences). How can I examine the traffic chain to determine if browser requests first go ...
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0answers
37 views

Is it possible to contract a virus on Ubuntu/Debian from an Apache Nutch web crawl?

For the fourth time now I have contracted a virus while doing a large web crawl on webmd.com. I'm not certain that this is where the virus is coming from but I don't see what else it could be. Is it ...
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0answers
30 views

Using the same private key for both WSL-Ansible and Putty (or WSL-OpenSSH for that matter)

I use Windows 10 home on my PC and SSHing to up to 5 Linux IaaS machines with either Debian/ArchLinux as server environments. I use Ansible to orchestrate and continuously integrate and continuously ...
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2answers
179 views

How does default Debian boot drive encryption works?

When installing Debian, I chose an option to create Encrypted LVM (Logical Volume Management). So now, when I turn on my PC, it asks me for an encryption password. It looks ok, but how does it work? ...
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1answer
97 views

secure the code of a server physically rented to the client

My company rents a Debian server to the clients, that they have to connect to their own network. The server provides various services, an administration interface, and connects to the online service ...
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0answers
60 views

Does `npm install` retrieve binaries or sources?

I am starting to use npm install a lot for development, but I fear about its security consequences. Does npm install retrieve binaries or sources? If it's binaries, it's already a deal breaker for ...
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2answers
371 views

resolv.conf: my router acts as a nameserver - a vulnerability? How to change it?

I'm running Debian 9.1 with KDE and when connecting to the Internet by default I get these two lines in my /etc/resolv.conf file: search localdomain nameserver {ipofmyrouter} I guess that these - or ...
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1answer
173 views

Debian 9 opted out of data collection, doing it anyway?

I've noticed when I log in to my Debian 9 account, it informs me that there are updates. I update and upgrade in terminal and it informs me that 0 bytes have been downloaded but requests to upload ...
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1answer
267 views

Starting a server without SElinux or Apparmor [duplicate]

The Debian kernel that compiled for Beaglebone Black, doesn't support SElinux and Apparmor, AFAIK. I just want to know, is it safe to put a server on the internet without SElinux or Apparmor? However ...