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Cooper Reagan

Network and security specialist focused on VPN protocols, proxies and server hardening. Cooper spends his days breaking and fixing tunneling setups (WireGuard, V2Ray, Xray) so readers can follow battle-tested configurations instead of guesswork.

567 posts

How to check if CloudLinux is installed?

How to check if CloudLinux is installed?

What you will read?1 Check the OS release file2 Check the Kernel Version3 Use cldetect Tool4 Check for LVE Utilities5 Use hostnamectl6 Bonus – Check Yum Repos To check if CloudLinux is installed on your server, here are a few quick and effective methods: Check the OS release file CloudLinux replaces the default CentOS/RHEL release…

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How to enable secure boot for CloudLinux 9.2

How to enable secure boot for CloudLinux 9.2

What you will read?1 Verify UEFI Mode Is Enabled2 Check Secure Boot Status3 Enable Secure Boot in BIOS4 Install Required Packages5 Create Machine Owner Key (MOK)6 Reboot and Enroll the Key7 Sign the Kernel (Optional for Custom Kernels)8 Verify Secure Boot Is Active Enabling Secure Boot on CloudLinux 9.2 can help enhance system integrity and…

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How to Boot Ubuntu 24.04 into Rescue Mode

How to Boot Ubuntu 24.04 into Rescue Mode

To boot Ubuntu 24.04 into rescue mode, you don’t need external tools or third-party ISOs. The GRUB bootloader offers a built-in way to access a minimal recovery shell. Here’s how you can do it manually. Reboot your system. As soon as your machine starts, hold the Shift key (on BIOS systems) or press Esc repeatedly…

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How to Start VNC Server in Linux from PuTTY

How to Start VNC Server in Linux from PuTTY

What you will read?1 Step 1: Connect to Linux via PuTTY2 Step 2: Start the VNC Server3 Step 3: (Recommended) Tunnel VNC Over SSH with PuTTY First, make sure you already have: A VNC server (like TigerVNC) installed and configured on your Linux machine A desktop environment installed (XFCE, GNOME, etc.) PuTTY installed on your…

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How to start VNC server from command line?

How to start VNC server from command line?

What you will read?1 Step-by-step: Start VNC Server from Terminal2 Customize VNC Server Startup (e.g. Desktop Environment) To start a VNC server from the command line on a Linux system (like Ubuntu), you can follow these steps. I’ll use TigerVNC as the example since it’s one of the most commonly used VNC servers. Step-by-step: Start…

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How to Upgrade from Ubuntu 24.04 to Ubuntu 24.10

How to Upgrade from Ubuntu 24.04 to Ubuntu 24.10

What you will read?1 1. Make sure your system is up to date:2 2. Enable upgrade to non-LTS releases:3 3. Start the upgrade process:4 4. After upgrade: ⚠️ Warning: Upgrading to a non-LTS version from an LTS can introduce instability. It’s better suited for developers or testers. 1. Make sure your system is up to…

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What is the default folder for Syncthing Windows?

What is the default folder for Syncthing Windows?

What you will read?1 Change the Default Folder Path in Syncthing (Windows)2 Run Syncthing as a Windows Service On Windows, the default folder used by Syncthing to store shared or synchronized files is usually: C:\Users\<YourUsername>\Sync So, for example, if your Windows username is Ali, the default folder would be: C:\Users\Ali\Sync This folder is created automatically…

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How to Boot Safe Mode on Ubuntu 24.10?

How to Boot Safe Mode on Ubuntu 24.10?

Safe Mode in Ubuntu is called Recovery Mode, and it’s built into the GRUB bootloader. Here’s how to access it: First, restart your system. While the system is booting up, hold the Shift key (for BIOS systems) or press Esc repeatedly (for UEFI systems). This will bring up the GRUB boot menu. Once you’re in…

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How to install TigerVNC server on ubuntu 24.04

How to install TigerVNC server on ubuntu 24.04

First, make sure your system is up to date: sudo apt update && sudo apt upgrade -y Then, install the desktop environment. Ubuntu Server doesn’t come with a GUI by default. For a lightweight option, install XFCE: sudo apt install xfce4 xfce4-goodies -y Next, install the VNC server. We’ll use TigerVNC, which works well with…

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