Tag

Security

Reading the Tea Leaves: Hunting Intruders with journalctl and lnav2026-06-02
Prompt Injection: The SQL Injection of the AI Era2026-05-20
Locking Out the Bots: Fail2ban and CrowdSec on a Modern Linux Server2026-05-02
When Your AI Agent Goes Rogue: Securing Autonomous Agents in Production2026-04-21
Set It and Forget It: Automating Linux Patches with unattended-upgrades2026-04-03
The Tunnel Home: Reaching Your Homelab from Anywhere with WireGuard2026-03-17
Passkeys Explained: Killing the Password for Good2026-02-27
mTLS: Mutual TLS Between Services Without a Service Mesh2025-12-11
SBOM: Software Bill of Materials and Why You Should Care About Your Dependencies2025-11-21
DNS Sinkholing: Blocking Malware Domains at the Network Level2025-11-09
Sigstore and Cosign: Verifying Container Images Before They Run2025-10-17
Linux Audit Framework: Tracking Who Did What on Your Servers2025-10-03
YubiKey for Everything: SSH, GPG, FIDO2, and the Paperweight Drawer2025-09-22
Distroless Container Images: Smaller, Safer, and More Annoying to Debug2025-08-21
Dirty Pipe, Copy Fail, Dirty Frag: What Linux Kernel Exploits Keep Teaching Us2025-05-13
Quantum-Safe Cryptography Explained: Future-Proofing Your Organisation's Data2025-03-27
Stalwart: Self-Hosting Your Own Email Server (and Why You Probably Shouldn't)2025-03-04
From Zero to SSH Hero: Securely Hardening a Linux Server in 20252025-03-03
Wazuh: A Self-Hosted SIEM for the Home Lab (Is It Worth the RAM?)2025-01-28
Kubernetes Secrets Management: SOPS, Sealed Secrets, or External Secrets2024-12-19
Supply Chain Attacks: From npm Typosquatting to Poisoned Container Images2024-11-12
Authelia vs Authentik: Choosing a Self-Hosted SSO You Won't Regret2024-09-18
eBPF: The Linux Kernel Feature That's Changing Security (and Attack Surfaces)2024-09-10
Trivy and Container Scanning: Finding Vulnerabilities Before They Find You2024-06-25
Cloudflare Tunnels: Exposing Services Without Opening Ports (and the Trade-Offs)2024-06-11
cert-manager: Automated TLS Certificates That Actually Renew2024-05-14
TOTP and WebAuthn: Two-Factor Authentication Without Authy2024-03-05
VLAN Segmentation at Home: Keeping Your Smart Toaster Away from Your NAS2023-09-26
Cookies on the internet, the good, bad and ugly.2022-08-01
Public/private key authentication using SSH2020-01-03