Jan 8 · 8 min read · If you work in a secure cloud environment, you have probably faced this problem: You need to access an EC2 instance or RDS database in a private subnet, but you are not allowed to create a Public IP. Maybe your organization has a Service Control Poli...
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Dec 31, 2025 · 2 min read · 💻 Mô hình Mô hình cơ bản như hình dưới: Trang cấu hình của máy pfSense chỉ nên được truy cập từ phía LAN chứ không được phép từ phía WAN, vậy nên mình sẽ cấu hình một tunnel VPN bằng OpenVPN đơn giản để có thể cấu hình pfSense trên laptop. 🛠️ B...
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Nov 27, 2025 · 7 min read · I’ve always been the type who tinkers with tech until it either sings or screams. A few years back, I ditched my go-to commercial VPN after one too many slowdowns during a late-night coding session—turns out, sharing bandwidth with half the internet ...
Join discussionAug 25, 2025 · 4 min read · Requirements VPC (Virtual Private Cloud): VPC is a virtual network dedicated to your AWS account. It enables you to launch AWS resources (like EC2 instances) into a virtual network that you define. It provides control over the virtual networking env...
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Jul 24, 2025 · 6 min read · When setting up a self-hosted VPN, picking the right protocol is crucial for a smooth and secure experience. WireGuard and OpenVPN are two leading open-source options, each with distinct strengths. Whether you're securing remote access to your home s...
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Jul 9, 2025 · 5 min read · When tech enthusiasts talk about open-source operating systems, Linux often tops the list. With its flexible architecture and rock-solid reliability, Linux is a favorite among developers, system admins, and privacy-conscious users. But as secure as i...
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May 20, 2025 · 12 min read · Project Overview In this hands-on project, we’ll be provisioning a secure, remote-accessible Ubuntu Linux workstation on Microsoft Azure using Terraform. The VM will have a full graphical desktop interface environment (XFCE) accessible via Remote Des...
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Mar 16, 2025 · 7 min read · Kickstart (Automate Linux Installation) Kickstart is a method to automate the Linux installation without the need for nay intervention form the user. With the help of kickstart you can automate questions that are asked during the installation. Exa...
Join discussionFeb 27, 2025 · 2 min read · Setting up an OpenVPN server and client on Ubuntu can be a straightforward process when following the right steps. This guide will walk you through the process of setting up an OpenVPN server using a script from angristan and then configuring a clien...
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Jan 9, 2025 · 2 min read · Phần mềm VPN client nổi tiếng với số lượng người dùng đông đảo OpenVPN Connect, vừa qua đã nhận được bản ván cho một lỗ hổng nghiêm trọng, gây rò rỉ thông tin khoá bí mật (private keys) đang tồn tại trên ứng dụng này. Thông tin lỗ hổng Định danh lỗ ...
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