Questions tagged [privacy]
81 questions
54
votes
3 answers
How do I open an incognito bash session?
Is it possible to open an incognito session in bash?
For example, when we need to enter passwords in commands and don't want bash to add them to history.
Microsoft Linux TM
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19
votes
3 answers
How are some websites able to detect on which OS I am running the Tor Browser?
Tor Browser conceals the user's operating system by spoofing user agents. Currently it is Mozilla/5.0 (Windows NT 10.0; rv:102.0) Gecko/20100101 Firefox/102.0. I decided to test whether the function actually does its job by visiting multiple…
fam33872
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18
votes
2 answers
Monitor outgoing web requests as they’re happening
I want to see a list of all outgoing HTTP requests from my desktop. I think it should be possible to monitor HTTPS hostnames as well for local clients using Server Name Indication (SNI).
OS X has a nice GUI utility called Little Snitch, which is a…
Daniel
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10
votes
2 answers
How do I hide/anonymise/defend a computer when on hostile networks?
I connect to a lot of open networks when I'm pootling around. I'm fairly careful to VPN home for anything important but that's not really my boggle. The laptop runs several services (nfs, dev http server, samba, avahi).
Not only do I not want people…
Oli
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9
votes
1 answer
Why is the default umask 002 or 022 in many Unix systems? Seems insecure by default
I have been using Linux & Unix for a long time. The first time I learned Unix is in a computer classroom with many students, where the instructor told us that you can use ssh to log in to remote workstations provided by the university I was studying…
Bossliaw
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9
votes
1 answer
gdm greeter configuration: Exclude all *except* for one specific user
I have Googled this one and tried so many combinations, with no success.
I need the GDM login greeter to display one and only one username. In effect, what I need is something like this in…
CptSupermrkt
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8
votes
1 answer
How to strip GPS location data from an MP4 video file?
I have a video file captured with a smartphone.
I want to remove the GPS location data written into it, leaving all other information intact. I tried some sed commands, but nothing seems to work.
unfa
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6
votes
1 answer
Restrict applications to access certain hardware (webcam, microphone...)
If I tell applications like VLC or Audacity to record from my webcam or microphone, they just wake the hardware if sleeping and do their work without my interference.
Although this is a good thing, I've always wondered, due to privacy concerns: is…
admirabilis
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6
votes
1 answer
Temporarily disable history in zsh
How can I enter some kind of "private" zsh shell session where none of my commands will be recorded in the on-disk history?
I know there is an option for adding a space character before any/each command to avoid it being recorded in the history,…
Totor
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6
votes
3 answers
SSH using keys in external storage - permissions?
I have a set of SSH keys to login to accounts and servers. However, ever since I moved my main work profile to a USB drive (for sync and ease of use among other reasons) I have been unable to directly use the SSH keys in the profile for…
Luis Machuca
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6
votes
1 answer
The Devuan machine-id patch - solving a problem or blowing smoke?
As reported on SlashDot, Devuan has recently introduced a patch with the following description:
A few days ago Devuan ASCII 2.1 was announced and one update has been overlooked by most media outlets: our dbus patch to re-generate machine-id at…
einpoklum
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6
votes
2 answers
How to remove the "Received: from" from an e-mails source?
I'm using:
thunderbird-10.0.3-1.el6_2.x86_64 on Scientific Linux 6.1
and if I send an e-mail (with Gmail) from my Thunderbird then I can see that the e-mail I sent contains a very-very bad thing:
Received: from [192.168.1.142]…
LanceBaynes
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5
votes
1 answer
Random MAC address each time at startup
I would like to get a random MAC address every time I turn on my Linux machine (Debian). Is this possible? If so, how?
Bryant Gibson
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5
votes
1 answer
Are remote LUKS volumes mounted locally with sshfs made visible to remote users?
I created an encrypted volume with LUKS and uploaded it to a remote directory on an untrusted host.
I can mount it locally though. I first mount the remote directory locally with sshfs and then open my volume with cryptsetup as if it were a local…
n.r.
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5
votes
0 answers
Ubuntu 20.04 disable temporary IPv6 addresses
I have a very basic Ubuntu 20.04 server installation.
I am trying to disable the system from using temporary IPv6 addresses.
My netplan is as follows:
network:
ethernets:
ens160:
addresses:
- 192.168.1.10/24
…
Anemoia
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