Questions tagged [security]
The protection of computer systems and information from threats such as theft or data destruction.
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Can USB drives still be read or written to after hitting "Eject" in Windows 11?
After hitting "Eject" in Windows explorer, without removing the USB stick, can it still be read or written to by other software? If I leave it plugged in is there any risk of other software ...
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How do I use Mullvad's post-quantum safe tunnels with another WireGuard VPN client?
Mullvad includes setup instructions on their website for using their service with WireGuard clients on different platforms. Is it possible to use their quantum-resistant tunnel feature in a WireGuard ...
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How to disable 'Save As' option and prohibiting file saving in Adobe Acrobat?
I'm seeking guidance on how to implement restrictions in Adobe Acrobat for a PDF document.
I have password-protected the file, but I'm looking to further restrict users from accessing the 'Save As' ...
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If the Windows Security icon is disabled, will I get notifications from Windows Security?
I know I can disable the icon in the startup tab of Task Manager.
But I'm worried that if I do that, I won't get any notifications from Windows Security. So I was wondering if I would still get the ...
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Is DiskGenius Safe? [closed]
Morning, I recently got a little problem with my external HDD for which I have to run CHKDSK, but while browsing questions about it, I read about CHKDSK renaming files or even deleting them when they ...
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Why can't I access the Web Telegram website (error NET::ERR_CERT_AUTHORITY_INVALID)?
Whether I use Firefox or Chrome, I'm not able to access the https://web.telegram.org/ website. I get the following on Chrome:
Your connection is not private Attackers might be trying to steal your
...
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1
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How to create CA + 2 Certificates *with XCA* - For Host-to-Host IPSec authentication (No AD)
(This is a question about using XCA, not openssl, and this is my motivation)
I created CA, Server, and Client certificates:
Within XCA, do I need to create these certificates differently?
Does each ...
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edge - why is opendns issuing the certificate for bing.com?
Doesn't microsoft sign their own sites? Did malware install a fake certificate?
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How secure is a KeePass database and how does it work universally with YubiKeys?
I am thinking of moving away from hosted solutions (ex: 1Password, BitWarden) and am interested in using a KeePass database to store my secrets.
Historically I didn't pay much attention to KeePass as ...
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Firewall detects strange ip's (hosts) in the network
I need your suggestion.
My router antispoofing detects and blocks the ip's like: 10.211.87.139; 10.209.198.166; 10.25.59.222. I'm not using these subnets, I tried to set my adater as static with given ...
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I want to exclude a specific file from the the user account security of windows 10 [duplicate]
When I open a specific file it gives me this windows-message:
https://ibb.co/HTyrcPQ
How can I exclude this warning for this file? It comes from User account security. The method which I exclude this ...
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Supplemental WDAC policy Doesn't Override Block Rule from Base WDAC Policy (Microsoft Recommended Block Rules)
I'm working on creating a Windows Defender Application Control (WDAC) supplemental policy which supplements a base policy. The base policy is merged with the Microsoft Recommended Block Rules. This ...
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How can I configure Remote Desktop access from a specific laptop to my workstation within the LAN (no AD) with the highest possible security?
Remote Desktop access disabled is 100% safe.
Is there a foolproof method to exclusively enable Remote Desktop access from a designated laptop to a workstation within my LAN? I understand that ...
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Excel on macOS: confirm warnings once and for all
I'm using Excel 16.78 (23100802) on macOS 12.7.1 (Monterey)
I want to get rid of the following warnings:
How can I confirm these messages once and for all, such that they don't appear every time I ...
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Security risks in using ‘no @thankyou.com’ to bypass Microsoft account login during Windows 11 installation [duplicate]
One of the recommended methods for bypassing Microsoft account login during the Windows 11 OOBE is to attempt to log in using a locked account (no @thankyou.com being the most commonly recommended ...
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How to create a new user profile(standard-or-guest), along with protecting my main-administrator-profiles privacy? [duplicate]
Please help me, with creating a user profile(standard-or-guest), along with protecting, my main-administrator-profiles privacy?
which type of profiles, would be preferred for the new profile Im ...
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Win10 Wifi securty too strict to watch EagleCam site ERR_ADDRESS_UNREACHABLE
I want to watch an eagle Live Camera site dickpritchettrealestate.com it always gives the error message ERR_ADDRESS_UNREACHABLE.
Using Chrome
Using Win10
Using Wifi
Using built in Windows firewall
...
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About denying full-control for other users in folder-files security permission?
Windows 10, have two profiles and also two partitions, one mine, Administrator account, and another newly created guests account for cousin... but, when I logged in, I was shocked to see, that it had ...
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Host Protected Area: User Data Logs/Versions?
I recently sold a computer that had sensitive financial information stored on it. I stumbled across this article and I am now very worried:
https://www.easytechjunkie.com/what-is-a-host-protected-area....
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My Sandisk Ultra USB 3.0 32GB flash drive won't decrypt
I am running Windows 10 Pro 64.
For some reason my
Sandisk Ultra USB 3.0 32GB flash drive will not decrypt. It’s the whole drive that was encrypted I think.
Its stopped working in VeraCrypt 1.26.7 it ...
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Sign in with password when only PIN set up (Windows 11)
I recently bought a new computer which came with Windows 11. During setup the following options were selected:
PIN (Windows Hello)
Settings > Accounts > Sign-in options > Additional settings ...
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Why do most Linux distros rely on `sudo` instead of using capabilties?
Sorry if this isn't the right QA forum. I couldn't think of where else to post this question.
The Linux kernel has supported capability-based security for quite some time but I don't see many ...
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What file did Microsoft Safety Scanner removed a virus from? If any?
Microsoft Safety Scanner seems to be contradictory:
I ran Microsoft Safety Scanner, it showed a trojan was deleted, it did not say from what file, and its log says no infection was found.
What is ...
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Prevent terminal scrollback from being saved to disk?
My question is the opposite of Where is the scrollback location for the mac terminal?
I want to generate a google authenticator code. This will show a QR code on the command line which I can scan ...
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Is the script I ran malicious?
I ran the script below hastily, and now I am afraid my laptop is compromised. How can i confirm my data is good.?
What data will they be able to get from this? can someone help me??
Warning:: please ...
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What does the OpenVPN 'auth' directive do?
What does the 'auth' directive do in an OpenVPN config file?
I am using a PKI system with my OpenVPN setup, as detailed here, and i have got everything working OK (I.E Client connects to server). ...
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firefox certificate manager tab Authentication Decisions does not let remove decisions
On firefox I cannot select which certificate to use when entering some sites that require certificate.
I have found some posted answers to similar questions explaining how to use the certificate ...
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Why is it written in nmap official doc that -sL does not send any packet, when it actually send them?
Sniffing with wireshark, I see a bunch of ARP, and DNS requests.
So why in the official doc it's written this:
The list scan is a degenerate form of host discovery that simply lists
each host of the ...
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Setting a safe admin password on Aastra 67xxi VOIP phones
I administer a network on which there are VOIP phones. Some are old Aastra 67xxi. They have a built in web interface for administration. The phones are on an Ethernet network physically separated from ...
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Google Authenticator - What to keep for emergency restore
I started to use Google Authenticator to secure my SSH servers with 2FA.
Running $ google-authenticator generates and prints a set of emergency keys beside a secret key and a verification code.
Your ...
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Is there an opposite of an exclusion for Windows Defender?
If I had a file that I know is safe, but Windows Defender thinks it's unsafe, I could add an exclusion. My question is, can I do the opposite?
I have a file that Defender thinks is safe, but I want it ...
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How to log the activities only of a specific rule of Windows Firewall from PowerShell Or Other alternatives
I want to monitor network activities only of a specific rule in the Windows firewall.
Because the firewall makes huge logs of all the enabled rules which makes it hard to analyze traffic on 1 specific ...
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1
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Is there any residual data from booting from a USB?
I've been getting ready to boot from a Kali Linux Live Boot USB. Is there any way my privacy can be compromised after I remove the USB by going through logs or otherwise hidden data? If so, is there a ...
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Strange redirection to a different website on my chrome browser
I have been using a certain website (AirTable.com) on a regular basis. Yesterday I noticed that my chrome browser refused to go to the website (error was certificate not valid). Upon inspection, I ...
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Does anyone know how to permanently lock security key in MouseWithoutBorders app on windows 10/11?
Does anyone know how to permanently set/lock security key in MouseWithoutBorders app on Windows 10/11?
It keeps on changing every time the pc reboots. I don't see anything in settings, or a command ...
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Double Router setup does not help hiding the computers behind it from each other
I have the following situation:
Router 1
Computer 1
Computer 2
Computer 3
Router 2
Computer 4
Computer 4 should not be accessible or visible to the other Computer X. But Computer 4 needs ...
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Windows smart locking? Prevent laptop from automatic locking when docked
I am using a Lenovo ThinkPad P53s (20N6) as my main personal computer, at home 99% of the time. Occasionally, I will bring it outside and it could be stolen. Therefore, I wish a potential thief who ...
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How to password protect Icecast2 portal webpage
I have a Raspberry Pi with a microphone attached, which is streaming audio. I have DDNS and port forwarding setup on the router, and so I can listen to the audio over the web.
Problem is, the Icecast2 ...
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How to prevent a website from redirecting to other websites?
One forum I frequent is running ads that sometimes redirects the users to questionable websites. The ads inject a script that uses window.location.href to change the URL of the current page.
I've ...
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Does the Microsoft update for BlackLotus mitigation SKUSiPolicy.p7b require Memory Integrity to be on and working in the Security Center?
In other words is the "Code Integrity feature" on this Microsoft kb5025885 page:
The Code Integrity Boot Policy (SKUSiPolicy.p7b) uses the Code Integrity feature of Windows to prevent ...
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is https really secure about the first data packet transmitted?
is https really secure about the first data packet transmitted?
I dont know much how it works, but i understand that the first packet transmitted is not encrypted otherwise how would my pc know how to ...
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Deploy encrypted password on Windows 10 without key
I've previously been using mkpasswd to encrypt a password on Linux, and piping it to chpasswd to set the password of a new user.
I run mkpasswd standalone on a machine:
$ printf "s£cr3t" | ...
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Bash script header for virtual machine
I have a little compiler pet project that generates bytecode for a virtual machine. To run the generated bytecode from the terminal I would always have to invoke the virtual machine with the generated ...
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is using passwordless wifi dangerous?
If I'm using public free wifi (in a supermarket) on my phone (android), is it dangerous in any way ?
If I don't login anywhere, and those apps where I'm already logged in are using https (google, ...
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Can anyone with the passphrase decrypt a file encrypted with GnuPG plus the symmetric flag?
Say that I own Laptop A. Say that, on Laptop A, I encrypt a file using the command:
gpg --symmetric my_file.txt
And say that I then install that encrypted file on a USB stick.
Now suppose that six ...
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Securing a ubuntu server for dev purpose
I'm working on a website project with a friend, and we're using instances like Keycloak and MongoDB for our project. To avoid the need to install everything on each of our devices, I've rented a ...
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Need some form of redundancy for Blink Cameras
Please direct me to question if this has already been answered.I searched hard for a duplicate.
I have about 5 Blink network cameras. 3 indoor, 1 outdoor, 1 blink mini. I live in a very boring ...
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How to config trust between two realms in one KDC?
I'm using one KDC to manage two realms in two different databases (like krb5kdc -p 2001 -r REALM1 -p 2002 -r REALM2), how can I config them to trust each other? I know the steps when it's in two ...
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77
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Using perf from a user account
I'm following admin-guide/perf-security.html from the kernel docs to set up perf with a user account. Briefly, I set up the capabilities on the binary and change group ownership to perf_users. However ...
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How to best isolate computer in public LAN
I need to use a shared LAN with other people I don't know, which I can't control and about which I know nothing about. That means I can't change settings in the router and I don't know how isolated ...
