Security
Inside systemd-resolved’s split DNS: how routing domains and search lists choose an upstream
By Anya Tanaka For every query that reaches systemd-resolved, an ordered procedure decides which interface — and therefore which upstream — handles it.
CVE-2026-1974: sshd PID 1 Panic on Alpine 3.20 Containers
As of: March 28, 2026 — CVE-2026-1974 Minimal Alpine container images that run OpenSSH’s sshd directly as PID 1 can hit a process-reaping failure that.
resolvectl status Shows No ~. Default Routing Domain After wg-quick Table=off on Ubuntu 24.04.1
Run wg-quick up wg0 on Ubuntu 24.04.1 with Table = off in your config, then check resolvectl status wg0 . The block lists your DNS server, maybe an.
That One-Line OpenSSH Bug Just Ruined My Weekend
I spent my entire Saturday morning staring at a wall of failing SSH connections. Our staging cluster with 3 nodes just stopped Learn about Linux SSH news.
Your “Quick Fix” for Permission Errors is a Security Nightmare
Actually, I should clarify — I looked at the audit logs last Tuesday and wanted to scream. Not a little frustration sigh, but a full-on.
DoH is a Nightmare for Linux Server Security
Actually, I should clarify – I spent three hours last Tuesday staring at a packet capture from one of our staging servers that made absolutely no sense.
Why I Still Disable Bluetooth: The New L2CAP UAF
I have a sticky note on my monitor that just says “Disable Bluetooth.” It’s been there since the BleedingTooth era, and honestly, I don’t think I’m ever.
My Battle-Tested Strategy for Securing MongoDB on Linux
I still remember the sinking feeling in my gut the first time I saw a production database wiped clean. It wasn’t my server, thankfully, but I was the one.
The Evolving Linux ABI: C++ Subsystem Ownership and Rust Interoperability
Introduction: The Shifting Landscape of Linux Development The landscape of Linux development news has been dominated recently by the integration of.
Navigating Software Supply Chain Security: Why NixOS is the Future of Compliance and Reproducibility
In the rapidly evolving landscape of Linux news , few topics have garnered as much attention recently as software supply chain security and regulatory.