Stay a while, stay forever: a C64 demo for VIPP Malta
Recently I attended the 10th Parallels VIPP Summit in Malta, which also marked 10 years of the VIPP program. …
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About things I break, build, reverse, package, automate, and occasionally understand.
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Programming
Claude Code hooks for path mangling on Windows: an AI fix for an AI problem
When I started using Claude Code on Windows, it kept making the same handful of mistakes. …
Windows Internals
Video freezes after a few frames in both Chrome and Firefox: a troubleshooting post-mortem
Intermittently, video playback would hang on my Dell XPS 16 9640 laptop. Videos …
Latest writing441 posts
Deriving an SBOM from closed firmware such as Citrix NetScaler
When I wrote the first post about PHP2Shell on NetScaler, I had no idea it was going to be a series. But it …
Did Citrix really fix PHP2Shell on NetScaler? Taking the patched firmware apart
This is part 3 of my PHP2Shell on NetScaler series. In part 1 I showed that NetScaler 14.1-73.46 ships PHP …
PHP2Shell on NetScaler: to ASLR or not to ASLR?
Yesterday anyone in IT will have followed the news about the two PHP bugs, CVE-2026-109618 and …
Does PHP2Shell reach NetScaler? Taking the firmware apart to find out
On 21 October 2026 PHP released fixes for two critical bugs, CVE-2026-109618 and CVE-2026-109619, both …
Outlook hangs at startup: debugging it together with AI
On my laptop Outlook (Classic) started to hang. The window would freeze and I couldn’t even click the …
Quip hangs with waiting cursor
It's been a little while since I had a "nice" application problem to blog about. It's weird but I actually …
Get registry key name from a handle
Sometimes it can be useful to determine what registry key belongs to a registry key handle. And exampling is …
Downloading a Video from the Web without Browser Extension
Sometimes I want to download a video from a website for offline usage, for example when I want to watch it …
Get Rid of the Office 2019 Licensing Nag Screen
In my lab I have deployed Office 2019 to an Windows 2019 VM to do some testing with Citrix Virtual Apps and …