Things I build, break, fix, and write about

A clean brand can hide a dirty transport chain, and that is where hosting infrastructure abuse detection starts to matter. I care less about the logo than the packets, because if the upstream changes...

Proxmox VE 9.2 VM migration gets awkward the moment storage changes underneath it. I have seen a VM boot happily on one node, then fall over on the next because the disk still points at the old...

Proxmox Datacenter Manager 1.1 only behaves if you keep the control plane ahead of the mess underneath. I prefer to upgrade the manager first, then watch the inventory like a hawk, because stale state...

Cloudflare WAF rule merging is exactly the sort of tidy-looking change that can muddle your monitoring. I have seen a live block disappear from a dashboard simply because the rule name moved, which is...

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Cloudflare WAF managed rules do change under you, and the tidy-looking rule in the dashboard is not always the one doing the blocking. I have learned to trust Security Events first, then tune, because...

Cloudflare URL Scanner Agent Readiness is one of those checks that makes a site look different once you know what it is measuring. I like that it is blunt, because the web is full of pages that work...

I spent too long trusting rewrite logic that looked harmless, and that is usually when nginx rewrite module is_args bites back. Escaped input, stale state, and a buffer sized on the wrong assumption...

Cloudflare Managed WAF rules are easy to misread if you only skim the release notes. I look at the Security Events dashboard instead, because that is where a quiet detection turns into a block, or a...

Cloudflare Realtime WebSocket adapter handles brief backend restarts better than I expected, but only within a hard five-second window. That is enough to turn a wobble into a pause; after that, the...