In this article, we’ll explore the use of a SIEM for it’s most optimal utility. To get the best value out of a SIEM, we need to ensure the logs ingested are high-value logs (explained below) SIEM: A SIEM (Security Information and Event Management) takes in logs, assesses them against
Read moreAuthor: Andrew Galdes | Principal Consultant
A Linux and Cybersecurity expert in Australia.
RHCE, Linux+, Sec+, CySA+, SecurityX, CISM, CRISC
What would you do with extra budget in your IT department?
Do you have a shopping list for what you’d purchase for your IT department if you suddenly had the budget? If your IT department has a strategy and a plan, then you likely have a shopping list too. But we don’t typically have the budget to purchase everything we need
Read moreHost Your Own Private MineCraft Server in 2 Minutes
This article aims to show how you can host your own Minecraft server running in a Docker container in around 2 minutes. The starting point is a working Ubuntu server, but because we’re using Docker, it could be any system that allows you to run Docker containers. I’m using Ubuntu,
Read moreProtecting your SIEM, Virtual Infrastructure, and Backups
This article discussed key vital infrastructure components, the threats they face, and the measures that can be taken to remediate the risk. The three components are: SIEM, Virtual Infrastructure, and Backups. All three are targets for Hackers and Ransomware. Consider the scenario where an administrative domain account has been compromised
Read moreThe Case Against Threat Intelligence in Business
Threat intelligence as a function of a regular business returns little to no value to the organisation. The skill-sets could be better used for threat hunting and analysis which are proactive approaches to cybersecurity and have a direct positive impact to the business. I should clarify that threat intelligence in
Read moreA SIEM as a Process
This article explores the concept of a SIEM as part of a process, and without a process, you don’t have a SIEM. A SIEM is a security information and event management system. In it’s full capacity, it accepts logs from a variety of sources and via a variety of protocols,
Read moreMoodle in Docker with options for Kubernetes
This article discusses and demonstrates the design and implementation of Moodle using Docker with the option for later deployments with Kubernetes. We’re using Ubuntu 24.04 but this should work fine on similar versions of Ubuntu as well. The key points are: Moodle is deployed via a Docker container. Moodle references
Read moreCreate an LDAP Server Quickly – And add a few users and a group
In this article, we’re going to spin up a quick LDAP server using a Docker image. We’re going to test that a user can authenticate to it using the CLI. We’ll leave it there, but you can point any LDAP tool to it to manage it. Create a “docker-compose.yml” file
Read moreWindows NXLog to Graylog
This article explains how to send logs from a Windows system to Graylog using NXLog on the Windows system. We’re starting with a working Graylog server and a Windows system. Install NXLog on Windows using the defaults (or change as you like). Update the configuration file at “C:\Program Files\nxlog\conf\nxlog.conf” to
Read moreApache Example Configuration for GeoIP Fencing, SSL/TLS Termination, and Reverse Proxy
This article shows an example configuration that will achieve three objectives: Provide GeoIP Fending, Provide SSL/TLS Termination, and server as a Reverse Proxy. In this example we’re using Ubuntu 22.04. Connections coming in on HTTP (port 80) are redirected to HTTPS (port 443) which is where the GeoIP Fencing takes
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