Pieter Bakker – IT Consultant
Unlock Your Business Potential with Open Source IT Solutions
As an independent consultant, I specialize in leveraging Linux and open source technologies to design, implement and manage solutions that drive digital transformation for organizations of all sizes.

Cost-Effective Solutions
Save money with Open Source alternatives that eliminate licensing fees and reduce vendor lock-in.
Enhanced security
Protect your data with customizable security measures and rapid vulnerability fixes.
Greater Control
Regain ownership of your data and customize applications to fit your unique business needs.
Expert Support
Benefit from 20+ years of experience in Linux and Open Source solutions for seamless implementation.
Understanding Your Challenges!
Navigating Linux and open source solutions can be complex.
Many organizations struggle with getting started due to overwhelming options, while those already using these technologies often face operational and maintenance challenges due to a lack of resources or knowledge.
Companies may also have concerns about whether their software is the right fit, if implementations were executed properly, or if security and backup strategies are adequate.
Larger enterprises with internal IT departments or MSPs may face temporary staffing shortages or expertise gaps, requiring additional support to complete projects successfully.
Does this sound familiar? Contact me to discover how I can help you tackle these challenges!

My Areas of Focus
Consulting
Get an in-depth analysis of your existing business processes paired with objective, vendor-neutral advice. Together, we’ll define a clear strategy to accelerate your digital transformation, fostering innovation and driving growth.
Infrastructure
Leverage my expertise to design, build, secure, and maintain container-based, cloud-agnostic infrastructures. I’ll ensure your business-critical applications run securely in the cloud—whether private, hybrid, or public.
Self-Hosted Apps
Experience digital freedom with self-hosted open source software, offering full privacy protection and control over your data. Easily migrate to other platforms or applications without the risk of vendor lock-in.
Why Work With Me?
Experience, Expertise, and a Client-Centric Approach.
Latest Insights
How to Migrate LXD 6.x Containers to Incus (When the Official Tool Fails)
If you’re running Ubuntu 22.04 or 24.04 with LXD and planning to migrate to Incus, you’re likely in for an unpleasant surprise. The official lxd-to-incus migration tool only supports LXD up to version 5.21, but Ubuntu’s snap package manager has silently auto-updated your LXD installation to version 6.7, making the official migration path impossible. This…
Monitoring Postfix for Delivery Errors and TLS Failures
Running a production mail server means more than getting it installed and configured correctly. It means knowing when something goes wrong, ideally before your clients do. This article covers a practical monitoring approach for Postfix that alerts you to delivery failures, TLS handshake errors, and other problems that would otherwise sit silently in the logs….
- Linux | Debian | Incus | Linux kernel
CVE-2026-31431: Copy Fail, the Linux Exploit That Hid in Plain Sight for Nine Years
On April 29, 2026, a vulnerability was publicly disclosed that affects virtually every Linux system built since 2017. CVE-2026-31431, nicknamed “Copy Fail,” is a local privilege escalation flaw in the kernel’s cryptographic subsystem. It allows any unprivileged user to gain full root access using a script of less than 800 bytes. No race conditions. No…



