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Questions tagged [security]

Security covers a wide-ranging set of topics including Users, Permissions, Authentication, Authorization, Upgrades, Firewalling, Hardening, etc.

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1 answer
155 views

Authentication Error After Lock

So a little issue here. Whenever I unlock the system after it locks (either manual or automatic lock), the system does not seem to fully unlock. As in, I have to authenticate every single system ...
0 votes
1 answer
114 views

Finger Print Reader Dell G5 5587 15inch

I have no idea how to enable the finger print reader in order to login.. Side not how could I get fingerprint reader to then enter sudo password when required in the terminal?
0 votes
1 answer
103 views

Terminal is not accepting my user password in Elementary os

elementary OS 5.1.7 Hera Terminal is not accepting my user password in Elementary os. Very strange because I have not changed my user password and it also works when I log in. Have had many installs ...
0 votes
2 answers
397 views

How do I get mail to trust my mail server?

I'm running Zimbra mail server on a Linux box. Thought I'd give Elementary a whirl to see if it's something my family members could use. When I ran Mail and gave it my account settings, I was prompted ...
0 votes
1 answer
725 views

Can't type in my password when waking laptop from sleep mode

When I put my Vaio E Series laptop into sleep mode and wake it up, I can move my mouse and click things, but can't type my password with my keyboard at the login screen. I can click the submit ...
0 votes
1 answer
13 views

My Security & privacy disappears when lanched

OK. I tried to turn on my firewall but the security & privacy app disapers when lanched. When I click on the app (in Setup), it just disappears. .. Pleas help.
1 vote
1 answer
394 views

Elementary OS keeps on booting into a disabled administrator account

In order to better be able to administer my workstation which is used by the entire household I have set up one administrator account and took away administrator privileges for all the others. However ...
0 votes
1 answer
106 views

security updates and software updates

hi i am very new to elementary os and interested how secure the os for using with my everyday purchasing. also how often are security updates and software updates are applied to the os. many thanks ...
0 votes
1 answer
125 views

Can't login, recurring password prompt possibly due to filesystem full

NOOB alert I have been using elementary os for a couple of months without issue. I noticed a couple of days ago a low file space alert. So I increased my root partition from 12 GB to 26 GB which ...
0 votes
1 answer
79 views

Is there a way to lock certain apps?

I share my PC with my brother. So, I was wondering if there was any way to lock certain apps. Making another account or a guest account is out of the question. Is there any app to do so?
0 votes
1 answer
70 views

Autologin doesn't work (resets after restart)

Installed the last version of Elementary OS, updated. Setup in Users and accounts autologin (don't ask for password when system starts). Reboot the laptop, OS asks me for the password. Check settings ...
4 votes
1 answer
5k views

How can I sign in with my fingerprint on Elementary OS 6 Odin?

I have a fingerprint sensor supported by libfprint. How can I use it to log in to Elementary OS?
10 votes
2 answers
1k views

Why is there a delay when I enter my password incorrectly?

Whenever I enter my password incorrectly upon login, there's a delay before I can try again. Why is this? Is there a way to remove the delay?
1 vote
0 answers
1k views

(Correct) password not working

My (correct) password no longer works at login screen. At the login screen the password field accepts my password but does not allow me to log in. I just get the usual "field-shake" response and a ...
14 votes
2 answers
18k views

How to change or remove keyrings on elementary OS

It always asks me to put a password in, but I think it is annoying: Is there a way to remove this? I tried resetting the system settings, but that didn't work, I also tried to find it, but everything ...
1 vote
1 answer
601 views

Password resetting: I dont have my live installation device available.

Is there any way I can reset my password without having that live installation thing? Its stuck on loading initial ramdisk...
1 vote
1 answer
6k views

How do I install current versions of OpenSSH and LibreSSL?

The versions of OpenSSH and OpenSSL that ship with the Ubuntu base version can be several releases out of date. How can I install updated versions?
2 votes
1 answer
26 views

System is unlocked on power up

Whenever I power up my system, I am automatically logged in. I never get prompted to type in my password. However, if I suspend the system (either from the power menu or by closing my laptop) I do get ...
0 votes
2 answers
127 views

Elementary OS Updates And Security

I am very, very new to Linux. I am taken aback at how upon installing elementaryOS I was immediately hit with a series of "updates" to various functionalities. How do I know these updates ...
1 vote
1 answer
63 views

How can I recover a password from a sftp bookmark in pantheon-files?

A while ago I was working with a remote environment and I decided to bookmark it in Pantheon-Files app. I inserted my username and password and I marked the "Keep it forever" box so I don't ...
0 votes
0 answers
54 views

Thunderbird update not available

I'm using elementary OS 5.1.7 Hera and Thunderbird 68.10.0. Since there's a security warning on versions prior 78.6.1 I tried to update, with no success. AppCenter has no updates for Thunderbird. ...
0 votes
0 answers
240 views

root password demo mode Odin

I'm trying to try the Odin demo mode but when I connect to the internet, the system asks me for the password. Could someone please pass it to me? Thank you
0 votes
2 answers
2k views

How to unlock a folder

I want to install a new theme to Plank but the folder is locked and I have no idea how to unlock it. Super new to Linux.
0 votes
1 answer
95 views

Unable to install Eset Nod32

Cannot get past the first step, which requires changing permissions on the Eset installer. Has anyone else installed Eset Nod32 for Linux home successfully on Elementary OS? If so, how?
0 votes
1 answer
279 views

elementaryOS 5.1.7 Hera AppCenter and apt require password to install anything

First time question here, so Please forgive/guide me if I'm not doing it right, Thanks ! I'm testing elementary OS 5.1.7 Hera (fresh install from elementaryos-5.1-stable.20200706.iso, I did NOT tweak ...
1 vote
1 answer
190 views

Install OpenSnitch in Juno?

Has anyone managed to install OpenSnitch in Juno ? I tried the install it using the procedure from the README.md, but the "make" command fails with the following error : Command "python setup.py ...
1 vote
0 answers
47 views

Is elementary a Good Choice for a Corporate Setting?

Would elementary os be a good choice of Linux distros for a corporate setting? I'm just curious.
0 votes
1 answer
53 views

No password prompt on lock acreen

I have a 5.0 install that has upgraded to 5.1. since the initial install, I've never had the password prompt come up for getting back into the machine after locking. I verified that I do have locking ...
10 votes
1 answer
2k views

How can I remove the password prompt from the lock screen?

I have enabled Auto Login in the settings. But if the laptop goes inactive, the screen get locked and wants to know the password. Is there a solution to deactivate the password query on the lock ...
2 votes
1 answer
145 views

Forgot passphrase of an encrypted disk

I did the encrypted disk option upon setup and have forgotten my passphrase. I wrote down the backup code it gave me, but don't know where to use it. Also, how do I turn off this encryption? It's ...
19 votes
3 answers
3k views

Does elementary OS perform any sort of remote data collection?

What happens with my data, if I do not enable Privacy Mode in System Settings? What data does elementary OS collect from my device in general? And is the Amazon Web Search which Ubuntu implemented ...
0 votes
1 answer
42 views

How do I get a vulnerability patch for sudo?

Is there a patch available for sudo in elementary OS? I see there's one available for Ubuntu, but I can't find anything about elementary OS. I'm running elementary OS, and it's completely updated, but ...
9 votes
2 answers
25k views

I forgot my password

I'm very worried because I forgot my password to log into my Elementary System and now I can't log in, please help me as soon as possible. Thank you very much.
1 vote
1 answer
563 views

On Juno, updates authentication dialog crashes on loop

Since yesterday nights, there are those updates: When I go on and update, there is on loop a crashing authentication dialog that shows up: The two dialogs are flickering super quickly, you cannot ...
0 votes
0 answers
47 views

Showing that Password is incorrect even though I'm typing the exact correct password

First i thought that I forgot the password literally, then i went to the system recovery to change the password. After changing the password the same thing is happening i.e. It is showing incorrect ...
1 vote
0 answers
45 views

How to remove the password request from the key deposit

I would like to not have to type the password every time I start google chrome in the system. Thanks in advance
1 vote
0 answers
78 views

Save passwords for applications not working

I installed a elementary OS on my notebook last week. Everything works fine until the password saving for applications like Thunderbird or ownCloud desktop client. I never got this problem before. I ...
0 votes
1 answer
118 views

Is it true that Elementry OS is quite vulnerable to Mass Surveillance programs like PRISM?

I've been told that Elementry OS is built from Ubuntu and Debian.Many of the digital rights webistes were not recommending UBUNTU derivative distros for privacy since Canonical’s Ubuntu contains ...
0 votes
1 answer
76 views

Storing notes securely

I'm moving from macOS to elementary OS and so far I already have most of the tools I use covered. There are some things still missing though, and one of them is the place where I keep passwords and ...
1 vote
3 answers
737 views

Unable to boot elementary OS after new important security and hardware support update

I have installed above update and after that system cannot boot. it displayed the "e" logo and after that everything goes black again, does anyone know how to fix this? already tried recovery mode. ...
18 votes
3 answers
6k views

Multiple password prompts on resume from sleep: "Authentication is required to refresh system sources"

I've recently installed 0.4 Kodi Beta 2 on my XPS 13 as the broadcom WiFi chip installed on it only started receiving support on Ubuntu starting 16.04 on which 0.4 Kodi is based. So far everything has ...
0 votes
1 answer
202 views

Krack attack security updates?

I just read about the Krack attack, which describes a weakness in the WPA2 protocol that impacts almost all devices that use WiFi. More info: https://www.krackattacks.com/ https://github.com/...
1 vote
1 answer
3k views

Is it possible to disable password

Is it possible to bypass password forever I grow tired of entering it all the time. I would like to set up the computer so that my parents do not need to enter a password upon wake up and when ...
1 vote
0 answers
78 views

Suspension of system results in unresponsive lockscreen

As the title says, the system will randomly "lock me out" of my laptop if it goes to sleep by itself. The lockscreen won't allow me to click and input my password again, which forces me to do a full ...
0 votes
1 answer
38 views

I want to disable the crypto password when I switch on my laptop

How do I disable the crypto set up password when I switch my laptop, it is not the login password but the one when you power on your pc. please help I am using os loki thanks
1 vote
1 answer
53 views

After change Admin-PW I can't log in anymore

I changed the password in the admin functions, I restart the Laptop and when I want to log in I write the password and enter → the display turns black for one second and the field for password is ...
0 votes
3 answers
7k views

How to get username or password on elementary Os?

Unfortunately i forgot my username or password for my account, how do i know what is my username?? I can open the terminal at login screen, and then the terminal screen shows this elementary OS Loki ...
2 votes
0 answers
576 views

(Is it possible to find out) what caused or might have caused my encrypted home folder to get unmounted?

Two days ago while I was working with OpenShot video editor that was constantly crashing, my home folder got unmounted. When I tried to access my data there were only two files in my home folder: ...
1 vote
0 answers
582 views

How to harden elementary OS [closed]

I use Elementary OS. How can I secure it? I am not a advanced linux user, but in the past 8 months I have gotten comfortable with using terminal.
2 votes
1 answer
1k views

Did I install Firefox right and safely?

I didn't realize firefox could be downloaded inside of OS so I went online and found this code to type in the terminal. sudo apt-get update && sudo apt-get install firefox Is there any ...