Practical IT security guides

Step-by-step articles for real infrastructure work: Microsoft 365, PKI, virtualisation, home labs, monitoring, secure access, and troubleshooting.

Showing 13 articles

Virtualisation

Virtualisation
May 25, 20264 min read

Fixing Parallels Windows VM After Secure Boot DB Update

Fix a Parallels Windows VM that fails to boot after the Secure Boot DB update by safely removing and re-adding the virtual TPM chip.

ParallelsWindowsSecure BootBitLocker
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Strengthen Your Cyber Defences: Essential 8 Security Framework and Strategies
Guide
April 22, 20244 min read

Strengthen Your Cyber Defences: Essential 8 Security Framework and Strategies

In today's interconnected digital landscape, safeguarding sensitive information and protecting against cyber threats are paramount for organisations of all sizes. As cybe…

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Securely Expose Your Home Network To The Internet For Free
Guide
April 3, 20243 min read

Securely Expose Your Home Network To The Internet For Free

It’s common for homes nowadays to have private home lab hosting services, like a media server or FTP server. In some cases, users would want to make these private service…

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Guide

Guide
March 21, 20241 min read

How to Resize a Disk in Proxmox LXC Container

The Proxmox Web-UI is great but it doesn't allow for increasing or reducing the size of a LXC disk that you may have overdone. Here's how to do it. You will need access t…

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Optimize Your Server Monitoring: Easy Prometheus and Grafana Setup in Docker with Portainer
Guide
March 14, 20244 min read

Optimize Your Server Monitoring: Easy Prometheus and Grafana Setup in Docker with Portainer

Portainer is a free Docker Container management tool with compact size and intuitive management interface, simple to deploy and use, allowing users to easily manage Docke…

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Proxmox Monitoring Made Easy: A Comprehensive How-To Guide
Guide
March 14, 20243 min read

Proxmox Monitoring Made Easy: A Comprehensive How-To Guide

Assumptions: This post is specifically about monitoring Proxmox VE, I’m going to assume that you already have Prometheus and Grafana installed. If not then check out my p…

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Microsoft Teams Direct Routing
Guide
November 8, 202312 min read

Microsoft Teams Direct Routing

What is Microsoft Teams Direct Routing? Microsoft Teams Direct Routing is a technical solution that allows organisations to leverage their existing SIP trunks and PBX wit…

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Smart Home switch for a Geyser / Hot water unit
Guide
September 5, 20233 min read

Smart Home switch for a Geyser / Hot water unit

Please use a licensed electrician to carry out any electrical work Most electric hot water units use an element which draws over 16 Amps (+-4,000W on a 240V circuit). I w…

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Setting Up Microsoft Teams Rooms: Part 1 - How to Create an MTR Mailbox
Guide
August 30, 20235 min read

Setting Up Microsoft Teams Rooms: Part 1 - How to Create an MTR Mailbox

Microsoft Teams Room (Part 1 - Create MTR Mailbox and licensing using PowerShell) This series is divided in the following posts: Part 1: Create a Microsoft Teams Room Mai…

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How to Set Up Automatic Backups for Cisco Meeting Server
Guide
August 28, 20233 min read

How to Set Up Automatic Backups for Cisco Meeting Server

The below steps can be followed to setup automatic backups of the Cisco Meeting Server (CMS) using a Windows host. For similar steps for Linux, refer to the Knowledge Bas…

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Guide

Guide
August 23, 20233 min read

Create an ISO file with PowerShell

Powershell has the ability to create an iso, here is a PowerShell function to create an ISO (found originally on Microsoft’s Technet Script Center ) The function is below…

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Setting Up Microsoft Teams Rooms: Part 2 - How to Create a Virtual MTR
Guide
August 23, 20235 min read

Setting Up Microsoft Teams Rooms: Part 2 - How to Create a Virtual MTR

Microsoft Teams Rooms (Part 2 - How to Create a Virtual Microsoft Teams Room) This describes how to build a Virtual Microsoft Teams Room (MTR) which can be used for lab p…

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Setting Up Microsoft Teams Rooms: Part 3 - How to Manage Microsoft Teams Rooms with Intune
Guide
August 23, 20234 min read

Setting Up Microsoft Teams Rooms: Part 3 - How to Manage Microsoft Teams Rooms with Intune

Microsoft Teams Room (Part 3 – Manage Microsoft Teams Rooms with Intune This series is divided in the following posts: Part 1: Create a Microsoft Teams Room Mailbox using…

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