Introduction to Hyper-V Shielded VMs Shielded VMs are a Windows Server 2019 Hyper-V security feature that protects virtual machine data from administrators with physical or Hyper-V host access. A shielded VM’s virtual hard disk is encrypted with BitLocker, its state is sealed by virtual TPM (vTPM), and it can only run on hosts that have […]
Introduction How to Set Up MySQL with SSL on CentOS Stream 10 on CentOS Stream 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]
Introduction to Cross-Forest Active Directory Trusts An Active Directory forest represents a security boundary. A Cross-Forest Trust is a two-way or one-way trust relationship between two separate AD forests that allows users in one forest to authenticate to resources in another. This is commonly needed after mergers and acquisitions, for inter-company collaboration, or when separate […]
What Is Azure AD Hybrid Join? Azure AD Hybrid Join is a device registration state where a Windows computer is simultaneously joined to your on-premises Active Directory domain AND registered in Azure Active Directory. This dual membership enables Conditional Access policies, Windows Hello for Business, seamless SSO to cloud resources, and Intune co-management from a […]
Introduction to Packer for Windows Server Image Building HashiCorp Packer is a tool that automates the creation of machine images from a single configuration file. For Windows Server 2019, Packer can build Hyper-V VHDs, VMware VMDK templates, AWS AMIs, Azure managed images, or VirtualBox OVAs—all from the same template definition. Custom Windows Server 2019 images […]
Introduction to IPsec Transport Mode IPsec (Internet Protocol Security) Transport Mode encrypts and authenticates the payload of IP packets while leaving the IP header visible. Unlike Tunnel Mode (used for VPNs), Transport Mode secures traffic between two specific servers across an existing network without changing the routing path. On Windows Server 2019, IPsec Transport Mode […]
Introduction This tutorial demonstrates how to Configure HAProxy SSL Termination on CentOS Stream 10 on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system with the […]
Introduction to Active Directory Certificate Services A Public Key Infrastructure (PKI) built on Active Directory Certificate Services (AD CS) on Windows Server 2019 provides the foundation for internal certificate management: TLS/SSL certificates for web servers and services, smart card authentication, encrypted email (S/MIME), code signing, and encrypted file systems (EFS). A proper enterprise PKI uses […]
Introduction: Ansible and Windows Server 2019 Ansible is an agentless automation platform that manages Windows Server 2019 nodes via Windows Remote Management (WinRM) rather than SSH. The Ansible control node (a Linux machine) pushes tasks to Windows targets over encrypted WinRM connections, running PowerShell under the covers. Properly configuring WinRM on Windows Server 2019 with […]
Overview of Edge Transport Server for Email An Edge Transport server sits in the DMZ between the internet and your internal Exchange organization. It handles inbound and outbound SMTP, anti-spam filtering, antivirus scanning, address rewriting, and connector configuration without being a domain member, thereby limiting what an attacker gains if the edge server is compromised. […]
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