- #linux #security #kernel
AppArmor Had a Privilege Escalation Bug. Since 2017.
Nine flaws in AppArmor let an unprivileged local user reach root. Active on every Ubuntu server by default. Sitting there since 2017.
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--- - #vps #linux #security
Attacked Every 23 Seconds. Why I'm Not Worried.
Running a self-managed VPS means bots will find you within hours. Here's the layered setup I use to sleep well anyway.
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--- - #devops #vps #linux
Systemd Unit Files for Web Apps
The systemd options that actually matter for a Go backend and Node.js frontend: unit file anatomy, hardening directives, and the gotchas that burn you.
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--- - #cloudflare #security #webdev
Cloudflare Turnstile Console Errors Are Not Your Fault
You integrated Turnstile, your forms work fine, but the browser console is full of errors and warnings. Here's exactly what each one means.
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--- - #linux #vps #security
What 2 GB of Logs on a Fresh VPS Actually Means
I traced a growing journal to SSH brute-force bots, found a cloud-init misconfiguration hiding in plain sight, and cleaned it all up. Here's the investigation.
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--- - #backend #database #architecture
You Don't Need a Message Queue
Before you reach for Redis or RabbitMQ, there's a simpler pattern. A database table and a background worker handle most use cases.
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--- - #linux #command
Ever wondered why Linux has two commands for the same task?
Let’s break down the useradd vs adduser mystery.
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--- - #claude #ai #vps
Using Claude Code on a Self-Managed VPS: My Workflow
How I run Claude Code directly on my VPS, why CLAUDE.md is the most important file in the repo, and the memory setup that makes it work across sessions.
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