Posts

Een waarschuwing voor organisaties: in de zomer neemt mentale vermoeidheid toe, waardoor security-risico’s stijgen, ondanks dat systemen operationeel blijven.

A decade of Dutch digital sovereignty surrendered through procurement. From the failed Rijkscloud to the CLOUD Act, and now a state secretary who confirms it in writing and presses on anyway.

Mobile authenticator vulnerabilities expose a fundamental truth. Securing the endpoint OS while leaving the phone untouched is security theater. Here is what actually works.

Exploring the hidden workload, compliance mirages and burnout risks faced by senior specialists in enterprise IT environments.

How Fortinet’s licensing changes force Linux engineers into costly VPN workarounds, creating operational risk.

ISO 27001 documentation can give a false sense of security, leading to compliance illusions and enterprise risk.

A post-mortem of Dutch digital sovereignty failures, exploring enterprise and systemic IT accountability.

Using Arch Linux isn’t inherently more efficient — here’s why tech efficiency is about practices, not distro choice.

A case study of institutional failures in cybersecurity and governance, highlighting systemic risks in enterprise IT.

How burnout and gamification create easy targets for social engineering attacks on enterprise admins.

How collective IT negligence and geopolitical decisions expose systemic risks in digital sovereignty.

SSH infrastructure is often treated as stable, but neglect can create hidden vulnerabilities in enterprise environments.

How EU policies, digital sovereignty, and cloud dependencies put member states at systemic risk.

The Dutch government’s digital autonomy strategy promises independence but risks reinforcing old dependencies.

Cloudflare, AWS, and Azure outages show that centralized dependency risks affect modern infrastructure.

Practical AI prompt frameworks and examples for sysadmins and tech professionals to generate actionable repeatable results.

Pro-Russian hackers exploit Linux VMs inside Windows to bypass EDR, creating a critical security blind spot.

A reflection on engineering integrity versus corporate bureaucracy and the commitment to remain hands-on.

The EU’s digital initiatives like CBDC and Chat Control raise questions about privacy, control, and IT workload.

A personal reflection on company laptop security, balancing policy, autonomy and practical IT responsibilities.

A critical analysis of messaging apps including Signal, WhatsApp, Telegram, and Matrix.

A hands-on exploration of virtualization on Arch Linux using QEMU-KVM.

My minimal desktop setup using Hyprland on a fresh Arch Linux installation.

Setting up Arch Linux for a clean, secure, and productive work machine.

My initial impressions transitioning from FreeBSD and Debian to Arch Linux as a daily driver.

Setting up Postfix with IPv6 support and integrating BIND9 as a DNS-based blacklist to block spam efficiently.

Guide for migrating IMAP accounts from one server to another using imapsync, including authentication and folder setup.

Step-by-step guide to monitor Bind using Munin, including logging setup, plugins, and troubleshooting tips.

Guide on converting LVM-based KVM guests to QCOW2, creating base images and snapshots for flexible virtualization management.

How to convert KVM guests from LVM to QCOW2 format, use base images, and manage snapshots for better flexibility and performance.