# Linux

## A TU Wien CTF where Sysops Klaus left the keys in the cron job

LFI on a meme gallery, a localhost-only password reset service, a world-writable cron script, and way too many rabbit holes — plus a bonus on the intended log poisoning path I griefed myself out of.

## Dockerizing my Minecraft Server + Geyser: from 'no space left' to stable releases

How I containerized a Java Minecraft server with Geyser, hit a /var space wall, and locked the server to the latest stable release.

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