DevOps

10 mins0

No CAA = Open Door for Fraud: Why CAA Records Should Be Mandatory

The internet is built on trust, and HTTPS is a cornerstone of that trust. However, many domain owners unknowingly leave a critical security gap wide open by neglecting to configure CAA (Certificate Authority Authorization) records in their DNS settings. Without CAA records, any Certificate Authority (CA) can issue an SSL/TLS certificate for your domain, whether you authorized it or not.
This guide explores the importance of CAA records, why they should be mandatory, and how to set them up correctly with best practices and lessons learned.

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Dimitris Kokoutsidis
126 mins0

Setting Up Let’s Encrypt SSL on Windows and Hardening Nginx with Posh-ACME and PowerShell

We’ll set up a plain Windows Server 2022 environment with NGINX and PowerShell to issue a Let’s Encrypt SSL certificate using the Posh-ACME PowerShell module. This guide will ensure that your environment is ready for certificate issuance and renewal using automated and Secure DNS validation and can be used to setup Windows 10\11 also. Contents

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Dimitris Kokoutsidis
44 mins0

Setting Up Let’s Encrypt SSL on Windows and Hardening IIS with Posh-ACME and PowerShell

We’ll set up a plain Windows Server 2022 environment with IIS and PowerShell to issue a Let’s Encrypt SSL certificate using the Posh-ACME PowerShell module. This guide will ensure that your environment is ready for certificate issuance and renewal using automated and Secure DNS validation and can be used to setup Windows 10\11 also. Contents

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Dimitris Kokoutsidis
5 mins0

Essential Pre-Step for a Critical CyberPanel Upgrade

In late October 2024, security researchers uncovered multiple zero-day vulnerabilities affecting CyberPanel versions 2.3.6 and 2.3.7, leading to unauthorized root access on over 22,000 servers and widespread PSAUX ransomware attacks. These critical vulnerabilities make it essential for CyberPanel users to upgrade immediately to the latest, patched version to protect their servers. Here’s a breakdown of the vulnerabilities and a step-by-step guide to upgrade your CyberPanel installation safely.

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Dimitris Kokoutsidis
6 mins0

Virtual Powerhouses: Unveiling Proxmox VE’s Edge Over Top Virtualization Platforms

Explore the dynamic world of virtualization as we dive deep into how Proxmox VE compares to industry leaders like Microsoft Hyper-V, Docker, VMware Workstation Pro, and Windows Sandbox. Whether you’re an IT professional managing enterprise infrastructure or a developer seeking the most efficient environment for your projects, this detailed comparison will shed light on the unique strengths and ideal use cases of each platform. Uncover which virtualization tool aligns best with your operational needs and how you can leverage these technologies to maximize efficiency and performance in your virtual environments.

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Dimitris Kokoutsidis
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