Tutorials
Step-by-step technical walkthroughs for networking, Linux, homelab, security, storage, media servers, and practical troubleshooting.
How to Block AI Scrapers: robots.txt, Rate Limits, and Access ControlNew!!
robots.txt publishes a preference; it does not enforce access. Use verified bot controls and rate limits for request policy, authentication for private content, logs for evidence, and legal terms for notice, with tested exceptions for legitimate traffic.
Build a Homelab Service Catalog Before You Forget EverythingNew!!
A practical homelab service catalog guide for tracking what runs where, who uses it, how it is backed up, and how to recover it.
Homelab SSO: Authentik vs Authelia vs Pocket IDNew!!
A practical homelab SSO comparison covering Authentik, Authelia, Pocket ID, OIDC, SAML, proxy auth, passkeys, MFA, and recovery planning.
Is My Router Affected by This CVE? Model, Firmware, and Exposure ChecksNew!!
Match the exact router model, hardware revision, firmware build, affected feature, and management exposure before acting on a CVE headline. Then route known exploitation or compromise to the appropriate patch, rebuild, rotation, or replacement runbook.
Linux Failure Injection Lab: Test systemd, Disk, DNS, and RecoveryNew!!
Run bounded Linux failure-injection tests for systemd crashes, full and read-only filesystems, DNS and network loss, watchdogs, external alerts, rollback, and user-facing recovery without using production as the target.
Container Security for Normal HomelabsNew!!
A normal-person Docker security guide for exposed ports, privileged containers, Docker socket risk, secrets, rootless mode, user namespaces, and backups.
Self-Hosted App Lifecycle: Updates, Rollbacks, and Release NotesNew!!
A self-hosted operations guide for updating containers safely, reading release notes, backing up state, automating carefully, and rolling back.
How to Monitor Home Fiber: ONT Signals, Optical Power, and FailoverNew!!
Monitor FTTH from the customer side using approved ONT status, Ethernet and router counters, latency and loss baselines, full-path UPS coverage, and controlled failover tests, then turn the results into useful ISP evidence.
Immich V3 Migration RunbookNew!!
A documentation-backed, testable runbook for Immich V3 Migration Runbook, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
Proxmox Networking Without TearsNew!!
A practical Proxmox networking guide for bridges, VLAN-aware ports, management IPs, bonds, NAT, SDN, and safe change validation.