Things I build, break, fix, and write about

6 July 2026
Agentic AI still needs domain judgement

Agentic AI can write the thing, but it still cannot tell you whether the thing is right. That is where domain expertise matters, because a clean config or neat bit of glue logic can still be wrong in the way that only shows up in production.

6 July 2026
Weekly Tech Digest | 06 Jul 2026

Stay updated with the latest in tech! This digest covers AI ethics, auto industry shifts, and the impact of politics on technology, exploring today's...

6 July 2026
wolfCOSE zero-allocation parsing in embedded C

wolfCOSE looks sensible only if you care about what your firmware actually has to carry. I like that, because on small targets the wrong crypto...

5 July 2026
Layout trade-offs in Design Engineering Magazine

Design Engineering Magazine only works if the structure holds under real reading, not just in a tidy mock-up. I care less about pretty grids than...

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27 October 2025
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26 October 2025
Resolving SSL certificate selection problems in Sophos VPN

I hit this twice on different Sophos firewalls. I imported a signed SSL certificate, went to assign it to SSL VPN, and the dropdown still only showed ApplianceCertificate. The firewall kept presenting...

26 October 2025
Weekly Tech Digest | 26 Oct 2025

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26 October 2025
Setting up Sophos Firewall Home Edition on a home network

Setting up Sophos Firewall Home Edition improves your home network security. This guide gives clear hardware recommendations, installation steps and first configuration tasks. You will secure admin...

25 October 2025
Validating threat intelligence in a firewall setup

Getting Started with Third-Party Threat Feeds Understanding the role of threat intelligence Third-party threat feeds add outside data that a firewall can use to spot malicious IPs, domains or other...

25 October 2025
Implementing VLANs in your home lab setup

VLANs let you segment your home lab network. You reduce attack surface and cut broadcast noise. This guide gives step by step setup with VLAN IDs, subnets, switch and router commands, DHCP scopes and...

25 October 2025
Building a multi-boot USB with Ventoy and Linux

Unlock the power of your homelab by creating a versatile Ventoy USB drive. This guide walks you through hardware selection, setup, and testing for multi-boot functionality.

24 October 2025
Integrating the SwitchBot S10 with Matter

SwitchBot S10 integration via Matter gives basic start, stop and dock controls. You must check firmware and your app settings, then enable Matter. Use Home Assistant or the SwitchBot cloud API to...

23 October 2025
Navigating cloud storage security under UK legal pressure

Cloud Storage Security keeps your keys and backups under your control. Use client-side encryption and hardware-backed MFA. Assume legal orders can target accounts in a single jurisdiction. Audit...