Questions tagged [privacy]

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What's the best way get privacy while surfing in the net or deep web on Kali Linux? [closed]

I think using VPN is not secure, and TOR browser is not enough. What is a proxy? What is the difference between a proxy and a VPN?
5
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1answer
134 views

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 ...
0
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2answers
31 views

Privacy when Running Windows Software Under Gnome

I've been running POP-OS 18.04 on a System76 Meerkat. I've been advised that I can run Quickbooks for Windows if I first install gnome-boxes. If I do so, will I have as much privacy as before? Or will ...
2
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1answer
88 views

When did GNOME/gnome-calendar ask for my Google account credentials?

At some point I added my Google account credentials to gnome-calendar but I can't recall when. I don't believe that I manually opened the application and explicitly added this account, as I don't ever ...
0
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0answers
14 views

Upgrading Kernel - Subgraph OS Alpha

I m using my subgraph os on laptop downloaded today itself. So I discovered it was running on kernel v4.9, Last OS i was using 4.19 kernel and touchpad two tap scroll and other keys like brightness ...
0
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1answer
239 views

Is Firefox now biting Google? Specifically, domains like adservice.google.com?

E.g. using the uMatrix extension to Firefox, one can see that third-party websites often pull in content from multiple Google-owned domains. These domains include adservice.google.com (and adservice....
0
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0answers
41 views

Seek local shell history, or ways to move .bash_history off site (ssh)?

There is no doubt that a shell history feature a la .bash_history makes it simple to keep keep track of stuff. However I do not wish to clutter an ssh account needlessly leaving a history of my ...
0
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1answer
289 views

Should I go for Debian Stable or Testing? [closed]

I've been using Debian Stable for 1 year. I like Debian for their Privacy Policy, no telemetry and security. Now I need to reinstall my distro and I want to go for security distro. I don't know ...
2
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1answer
236 views

What is the nature of the network traffic I see on bootup?

Linux Mint 19 (cinnamon) On boot up I see connections to the following: golem.canonical.com and pugot.canonical.com all-systems.mcast.net and igmp.mcast.net 224.0.0.251 (multicast, is this local?) ...
0
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0answers
65 views

Can I tell my terminal emulator to push URLs to private mode?

I'm using neomutt as my mail client, in Gnome Terminal 3.28.2 on Ubuntu 18.04. I'd like to open inline URLs in a Firefox Private Window by default -- right now they open a new tab in an existing, non-...
1
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2answers
53 views

Privacy as regular user against root?

I need to run a script as a regular user on a remote machine whose root I do not trust. This script outputs very sensitive data to stdout. What steps can I take to ensure only I can read the script’...
1
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1answer
85 views

Disable metadata in Claws Mail

How to disable the following metadata in the E-Mail Header in Claws Mail? In the accountrc file i didn't find the right line. AF: NF:0 PS:10 SRH:1 SFN: DSR: MID: CFG: PT:0 S:myaddress@example.com RQ: ...
0
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1answer
182 views

Clear terminal history after less is closed

Basically, I need the following: run a command with confidential input pipe output to less clear history with less output on screen (or at the moment it is closed) The idea is to make sure that ...
3
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6answers
3k views

How to see which file a user is editing in vi

If I do a w, I can see that a user is editing a certain file in vi. However there are several files with the same name in different directories. How do I see which of these files is the one that the ...
0
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1answer
45 views

What do su - usrnm get? [closed]

I will running some closed source programs in the current logging Konsole window by su - usrnm command, I know that'll share the desktop screen with the programs running under usrnm, not safe enough, ...
1
vote
1answer
741 views

How to redact all IP addresses from a log file in Debian?

I have a pure-ftpd log file I would like to anonymize periodically. How would I go about doing this? I would like to strip IPv4 and IPv6 addresses. I'm afraid I do not know sed / awk. The log file ...
1
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1answer
254 views

Making a Deleted folder Impossible to Recover [duplicate]

Suppose you visit a bad location on earth with your laptop. Thieves are about to break in and steal your laptop. So you run : rm -rf /folder but what if thieves have very advanced tools to recover ...
5
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2answers
2k views

How can I protect my user passwords and passphrase from root

How can I safely access "my" web services and accounts in a computer in which I do have sudo rights but the administrator(s) have, naturally, remote root access as well? Details I use a dekstop ...
6
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1answer
3k views

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.
1
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0answers
98 views

GUI app for sending emails through specific smtp servers

Anyone know of an application like swaks but with a GUI? Preferably the application would have auto resolve of MX for the recipient domain. The purpose would be to be able to manually send email ...
0
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3answers
658 views

Preventing other users from viewing my files [closed]

Ref: Can root/superuser read my read-protected files? My Ubuntu user account name "user-3121" with type as "Administrator". There is one more account named "admin" with type as "Administrator". How ...
8
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1answer
5k views

Why is the default umask 002 or 022 in many Unix systems? Seems insecure by default [closed]

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 ...
3
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2answers
709 views

Mint vs Ubuntu vs rolling release security [closed]

Maybe a broad question, but I would like to know if is there any difference between those distros regarding security and privacy. For instance, I was not able to find an official privacy policy for ...
2
votes
2answers
44 views

Use different ipv6 depending on destination

I have a very particular wish. I am my own network admin at home, so I can trust it and tweak it. I have a /48 with simply two /64 linked together by a router. So I would like to use stable ipv6 ...
1
vote
1answer
481 views

BindAddress in ssh config on laptop

I have a section in my ~/.ssh/config for connecting to a server via IPv6. But as I have enabled privacy extensions for IPv6 and to avoid my ssh connections being cut I've added BinAddress to that ...
2
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0answers
25 views

What meta data shares my Linux via Wifi?

Is there a way to find out what kind of data my Linux shares with a wifi host? Like, he'll probably know my (wifi interface) MAC address, IP address, hostname. But what about other information like ...
4
votes
1answer
350 views

Is it possible for a sysadmin to eavesdrop a user's screen/graphics?

I am interested in several things: - is it possible? - how to do it? - is there a way for a sysadmin to configure the machine so that it will beep or send an e-mail to the user so that he is aware ...
0
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2answers
92 views

Evercookie and formatting

Will formatting the system or deleting a virtual machine delete all evercookies that a site could have installed on the PC?
1
vote
1answer
46 views

How to remove data that shows up from 'strings' on a file?

I've downloaded a video via a website that forces a login. Thus, it knows my login. If I run the following on it, I get results that I do not want to have: strings video.mp4 | grep "my user name" ...
1
vote
1answer
152 views

UMASK privacy- how can I make user files private to the users

I have a debian virtual machine set up and thought of something in regards to UMASK. First I would like to ask if the function of UMASK is to set CHMOD values on any file created by a user. Secondly, ...
51
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3answers
4k views

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.
1
vote
2answers
398 views

How Does Whonix Keep The User Anonymous?

How does Whonix Linux keep a user secure? I am aware of how it works in terms of the Gateway which uses Tor, but how does the Whonix workstation ensure nothing is logged, or stored, on the OS and no ...
0
votes
1answer
269 views

How to censor the MAC from a dmesg output?

INPUT: dmesg | grep [0-9][0-9]:[0-9][0-9] f0:de:f1:11:22:33 ... OUTPUT: dmesg | SOMEMAGIC | grep [0-9][0-9]:[0-9][0-9] f0:de:f1:52:22:17 ... How did I get the "52:22:17"? echo 11:22:33 | cksum ...
4
votes
2answers
464 views

Is whois command safe for privacy?

I remember in the past that companies such as Network Solutions will steal your searched domain name when you perform a domain search at their website. I want to know, is the built-in command whois ...
3
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1answer
402 views

Prevent wpa_supplicant from joining hidden networks

Is there any way to prevent wpa_supplicant from trying to join hidden networks? If SSID Foo is out of range, wpa_supplicant seems to broadcast "Is Foo available?"-queries. This is not particularly ...
9
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1answer
9k views

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 ...
2
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0answers
155 views

What information is sent from client to the server when a SSH connection is established?

So let's say I'm on machine A and connect to machine B, and then from there I connect to machine C (with three different usernames). So the SSH connections are: A (john) --> B (eli) --> C(bill) ...
8
votes
1answer
2k views

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 /etc/gdm/...
1
vote
1answer
669 views

Auto-delete LUKS Key-slots

After installing Kali with the Nuke feature I'm wondering if there's an easy way to limit failed login attempts by simply erasing the LUKS keys-lots. EDIT: I'm asking with the idea in mind to store ...
1
vote
1answer
1k views

Mount home partition on user login

I got a VPS with a user dedicated to store my files. As i am aware of the current situation with the NSA and many other governments, and my VPS is hosted on a doubtful country i would like to ensure ...
0
votes
1answer
201 views

Is it possible to have a seperate firefox profile for root?

There's a shared office PC that employees can use to surf / look up information on, etc. There are times when it would be convenient for me to use the same PC to check my email / log into secure ...
2
votes
2answers
175 views

Keep track of all files accessed by a specific process?

There has recently been a (publicly unconfirmed) report that Skype is accessing files that it shouldn't be, without user intervention. I have no idea if this is the case with Skype on linux, but it ...
2
votes
1answer
209 views

Prevent `finger` from giving out mail info

To quote from finger's man page Mail status is shown as No Mail.'' if there is no mail at all, Mail last read DDD MMM ## HH:MM YYYY (TZ)'' if the person has looked at their mailbox ...
4
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1answer
10k views

Random MAC address each time at startup [closed]

I would like to get a random MAC address every time I turn on my Linux machine (Debian). Is this possible? If so, how?
0
votes
1answer
1k views

locating somebody on IRC servers over the Internet

Is there a way to locate somebody by his nick or IP address on the internet's IRC servers? I guess the protocol doesn't seem to support it! Still... can it be done? like crawling the web for IRC ...
0
votes
1answer
72 views

Prevent access to files on linux file server

I have a linux system running Debian Wheezy stable on it and am using it as a file repository (not a true file server because I am using BitTorrent sync to move files as I move around the world). Some ...
4
votes
1answer
261 views

Editing Truecrypt Hidden Volume's Outer Volume?

I just created a tor hidden (plausible deniability) volume. I used a 32GB USB flash drive, for the outer volume, and made the inner volume 20GB. Does this mean that I can safely add another ~12GB of ...
4
votes
1answer
958 views

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 ...
4
votes
4answers
1k views

Are commands executed through SSH transparent to a remote host's administrator?

Can administrators know what commands I execute non-interactively through SSH? For example: does echo hello get logged somewhere at remote if I run this? $ ssh me@remote "echo hello" Can remote ...
2
votes
1answer
507 views

What are the key differences between “SSH tunnels” and “Squid reverse IPs” in regards to web page scraping and private browsing?

What are the key differences between "SSH tunnels" and "Squid reverse IPs" in regards to web page scraping and private browsing? Interested to know if there are any differences between using "SSH ...