Articles about security | UserComp.com

Creating SSL Certificate for Website Hosted on MacOS Sonoma System using Third-Party SSL Provider

Learn how to create and install an SSL certificate for a website hosted on MacOS Sonoma system using a third-party SSL provider.

Preventing Windows from Asking for a Passkey

Learn how to stop Windows from asking for a passkey and improve your security. This guide covers disabling passkeys in Windows settings.

Do Authenticators Work on GitHub Sites?

A user encountered issues using authenticator apps on GitHub sites, specifically with Sophos. This article explains the problem and suggests solutions.

GPG Key Marked: Managing a Revoked Personal Key

This article discusses the process of managing a revoked GPG personal key, including how to list keys with a revoked mark and the steps to generate a new key.

Optimizing Microsoft Defender: Troubleshooting High Resource Usage

Learn how to optimize Microsoft Defender's resource usage, including suggestions for improving exclusions and other troubleshooting steps.

Using Unified Kernel Images (UKIs) for Enhanced Security with systemd-boot

Learn how to use Unified Kernel Images (UKIs) with systemd-boot to take advantage of hardware security features for a more secure boot process.

Mysterious Android App Surveillance: What is ScreenHello and Why Does It Install?

Learn about the mysterious Android app called ScreenHello, which installs on some devices without the user's knowledge. Find out what it does and how to protect your privacy.

Preventing DNF from Changing CGI-Bin Directory Permissions

This article explains how to prevent DNF from changing permissions of the CGI-Bin directory during software updates.

Expert Help: Things Keep Changing After Modified Eventual No Control Computer - New OS Install

If you've been hacked and are experiencing things changing on your computer after a modified eventual no control situation and a new OS install, our tech support experts are here to help. Read more for guidance.

Recovering from a Virus Infection that Affected Every Writable Bit: A Tech Support Guide

Learn how to recover from a virus infection that has affected every writable bit on your computer, including the BIOS and routers. This tech support guide provides suggested steps and solutions.

Hydratool Not Checking Entire Wordlist: A User's Experience

A user shares their experience with Hydratool not checking the entire wordlist during a password cracking attempt. They created a custom wordlist and placed it in the 10th position, but the tool only checked a portion of it. This article provides a possible solution and explains how to ensure Hydratool checks the entire wordlist.

Ensuring Your Used Laptop Purchase is Safe: Wipe it Thoroughly

A paranoid buyer, possibly considering a ThinkPad, asks if they should completely wipe a used laptop before use. While not always necessary for non-high-profile targets, wiping the laptop ensures nothing malicious remains.

Configuring Captive Portal with pfSense: Prevent Unauthorized Wi-Fi Users

Learn how to configure Captive Portal on pfSense to manage and secure Wi-Fi access for your network. Prevent unauthorized users from connecting and ensure secure browsing.

Windows 10: ATT Router Replaced but 2nd Computer Hacked - BSoD, Blocked Security Permissions, Downloading Windows Installation Directly to USB

A user reports that they have replaced their ATT router and changed its password. However, they have encountered issues on their second computer, which was hacked and now displays a Blue Screen of Death (BSoD). The user is unable to run malware scans or updates on the affected computer and suggests that the issue may be related to browser search settings. The user seeks assistance in resolving these issues.

Understanding Concepts: Permissions vs. Sharing Tabs in Folder Properties

In this tech support article, we'll clarify the difference between the Permissions and Sharing tabs in folder properties.

Proxmox: Root Password Changed Randomly in a Four-Node Tree with One qDevice

A user reports experiencing an unexplained root password change in a Proxmox four-node cluster with one qDevice. This article provides suggestions and steps to troubleshoot and secure the system.

Root Assigns Global IPv6 Addresses Dynamically: Allowing or Disallowing Access to Local Network Devices

Root users in Linux systems can assign global IPv6 addresses dynamically. This article explains how to allow or disallow root access to local network devices using these addresses.

Decoding Base64-Encoded Commands on Schedulers: A Security Concern

This article discusses the potential security risks of finding Base64-encoded commands on schedulers and provides suggestions for decoding and mitigating these threats.

Limiting Minimal Permissions for Excel COM Operations

Learn how to limit required permissions for Excel COM operations, including best practices for managing AD Service Accounts.

Configuring Firewall Logging: Correctly Setting Up Logging for SRV1 and SRV2

In this tech support article, we will guide you through the process of correctly configuring firewall logging for SRV1 and SRV2. Set up BIND logs on SRV1 to send logs to SRV2.

Preventing Programs from Reading Chrome Data: A Comprehensive Guide

Learn how to prevent unwanted programs from accessing your Chrome data, including local storage and passwords, without the need for administrator access.

Preventing Client IPs from Connecting: PPPOE Clients

Learn how to prevent specific client IP addresses from connecting to a server using PPPOE (Point-to-Point Protocol over Ethernet) clients.

Disabling Screen Lock after Multiple Wrong PIN Guesses

Little children or unintended users repeatedly entering wrong PINs to unlock a PC can cause the screen lock to require a restart. Here's how to disable the screen lock feature or set a safer password.

Encouraging Microsoft Defender to Download Additional Intelligent Scanning Definitions: A Possible Solution

Learn how to safely encourage Microsoft Defender to download additional intelligent scanning definitions to improve system security.

Enabling BitLocker with PowerShell: Avoiding Startup Authentication for Endpoints in Private Networks

Learn how to enable BitLocker on Windows endpoints in private networks using PowerShell scripts, bypassing startup authentication for offline systems.

Understanding Passkeys from a Secure Perspective: A Non-Political Tech Support Guide

Learn about passkeys and their importance in maintaining security. This non-political tech support guide provides a clear understanding of passkeys and their role in securing your digital world.

Configuring Edge Transport Server: Recommended Ports for Filtering Security

Learn about the recommended open ports for Microsoft Edge Transport Server to optimize filtering security. Place the Edge Transport Server in a DMZ or outside LAN.

Preventing Direct Access to URLs with X-Accel in Tech Support Sites

Learn how to prevent direct access to URLs with X-Accel in tech support sites by configuring the Nginx server. This method secures private files and images located behind the root.

Understanding OpenVPN Scripts: Preventing Leakage and Reverse Connections

In this tech support article, we'll discuss examples of scripts that prevent OpenVPN leaks and explain what reverse connections are. We'll also cover how to create and implement these scripts to secure your OpenVPN connection.

Unprivileged Users and INMOD Driver Use in Linux: Not Recommended

Unprivileged users in Linux should not use INMOD drivers due to potential security risks. INMOD drivers utilize the CAP_SYS_MODULE capability to insert modules into the kernel. This article discusses the issue of a test driver creating a debugfs init_module and explains why unprivileged users should avoid using INMOD drivers.

Tracking Filenames Transferred Between USB Sticks or Computer's RAM

Users often transfer files between USB sticks or temporarily store data on a computer's RAM while working. In this tech support article, we discuss whether it's possible to track the filenames of these transfers.

Best User-Friendly Hide Email Options for Enhanced Security

Struggling with unwanted emails or privacy concerns? Discover the best user-friendly hide email options, including Apple Hide Email and ProtonMail's hide email feature.

Windows Defender Detecting Samples Even After Automatic Sample Submission Disabled

While experimenting with virus samples on a computer, you noticed that Windows Defender continues to detect and submit samples even after you have disabled Automatic Sample Submission. In this article, we will guide you through the steps to resolve this issue.

Can Opening an XLA File in Excel Infect a Windows PC with a Trojan?

Learn about the risks of opening an XLA file in Excel on a Windows PC and the potential threat of a Trojan virus.

Resetting Windows Defender on Windows 10: Boot partition alteration

Learn how to reset Windows Defender on Windows 10 after altering boot partition values in the registry.

NFTables: Using Ethereum Addresses for Forward Chain Filtering

Learn how to use Ethereum addresses for filtering traffic in NFTables, a next-generation firewall technology.

Configuring Windows Devices: Understanding Local Security Policy Objects (LSPO) in Windows 10

In this tech support article, we'll guide you through the process of managing Local Security Policy Objects (LSPO) in Microsoft Windows 10. These policies are a crucial part of the larger Windows management system, helping you secure and configure your devices effectively.

Preventing Pinging of Docker Container with WireGuard Client in Network Lab

Learn how to prevent pinging of a Docker container running a WireGuard client in a network lab environment. This article provides step-by-step instructions for configuring the Docker network settings and WireGuard client to block incoming ICMP requests.

Error Installing Parrot Security Edition Version 6.0.1

Users encounter issues while installing Parrot Security Edition Version 6.0.1 from the official website. This article provides a solution to the installation error.

Securing Sudo User Input: Avoiding 'Invalidoption' Errors in Bash and Sh

In this tech support article, we'll discuss how to prevent 'Invalidoption' errors when executing arbitrary commands as a specific user with Sudo. We'll cover the use of 'sudo -l' and setting user-specific profiles to improve security.

Block Browsers in a Standard Windows 10 Account for Specific Users

Learn how to block browsers in a Standard Windows 10 account for specific users. This article explains the steps to configure user controls and apply restrictions for better security.

Unauthorized Access to Computer: Recent Activity and Microworkers

Recent unauthorized access to your computer has been reported. Discover the source of the intrusion and protect your documents from Microworkers.

MacOS: Enabling Disabled Developer Mode After Ignoring Extension Request

Learn how to enable Disabled Developer Mode on MacOS after accidentally ignoring an extension request.

Bypassing GEOIP Protection with VPN: A Web Application Firewall Issue

A user reports that their web application firewall, which has GEOIP protection enabled, allows traffic within a Canadian site, but Google Analytics shows connections originating from Asia. This issue might be due to VPN usage. In this article, we'll discuss possible solutions to bypass GEOIP protection and ensure accurate geolocation data.

Bare Metal OS Routes Traffic Through Tor: A Comprehensive Guide

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