IT Security

wp2shell, a Fake Chrome, and a Botnet in a Trenchcoat: What My Own Access Logs Told On Me

wp2shell_hacker

wp2shell, a Fake Chrome, and a Botnet in a Trenchcoat: What My Own Access Logs Told On Me

raphael 23. July 2026

A few days ago, “wp2shell” made the rounds — an unauthenticated RCE chain in WordPress, cobbled together...

WP2Shell, an Unpatched Docker Image, and the Night Claude Fixed My Nginx Config Without Being Asked 🐚

wp2shell

WP2Shell, an Unpatched Docker Image, and the Night Claude Fixed My Nginx Config Without Being Asked 🐚

raphael 20. July 2026

I stumbled across this article — fair warning, it’s in German, apparently the anglophone tech press...

🔒 GitHub Repo Update: Migrating from iptables to nftables — A Packet Filter Deep Dive

Nftables

🔒 GitHub Repo Update: Migrating from iptables to nftables — A Packet Filter Deep Dive

raphael 16. June 2026

Quick repo update: the www_k3s GitHub repo just got a significant firewall overhaul. The old setup used...

Symmetric vs. Asymmetric Encryption – A Nerd’s Practical Guide (with GnuPG, Certificates & Signatures)

PKI

Symmetric vs. Asymmetric Encryption – A Nerd’s Practical Guide (with GnuPG, Certificates & Signatures)

raphael 3. April 2026

🌐 Cryptography in Practice If you use the internet, you are constantly interacting with cryptographic systems—TLS handshakes,...

🧠 Operating Community Nextcloud Instances with Ansible, AlmaLinux, SELinux and a Podman-based Collabora Stack

Next Alma Ansible

🧠 Operating Community Nextcloud Instances with Ansible, AlmaLinux, SELinux and a Podman-based Collabora Stack

raphael 26. February 2026

I currently operate multiple Nextcloud instances for two local community organizations in a purely voluntary capacity. The...

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