September 2026

AI
Why Your Local Model Server Fails On User TwoNew!!

A documentation-backed, testable runbook for Why Your Local Model Server Fails On User Two, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.

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Network Security
How to Audit Your Exposed ServicesNew!!

A practical exposure-audit guide for finding public ports, reverse proxies, tunnels, UPnP, IPv6 paths, vendor clouds, and forgotten services.

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Linux and Homelab
Trusted Proxies Are an Authentication Boundary: Stop X-Forwarded-For SpoofingNew!!

A practical reverse-proxy security lab for X-Forwarded-For spoofing, exact trusted proxy ranges, direct-origin blocking, and negative tests.

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Homelab
Rebuild A Dead Proxmox Host: What PBS Does Not Restore

A documentation-backed, testable runbook for Rebuild A Dead Proxmox Host: What PBS Does Not Restore, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.

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Network Security
What to Do When a Device Hits CISA KEV

An incident-style response guide for routers, firewalls, VPNs, NAS devices, and other systems that appear in CISA's KEV catalog.

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Network Security
Edge Device Patch Priority Playbook

A patch-priority playbook for routers, firewalls, VPN gateways, NAS appliances, and other internet-facing edge devices.

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Network Security
Evil Twin Wi-Fi on Planes and Hotels: How to Verify the Hotspot

A familiar SSID is not proof of a legitimate airline or hotel hotspot. Use this verification workflow, then learn what PMF, HTTPS, captive portals, and VPNs can and cannot protect.

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Networking
Why MikroTik PCC Breaks HotSpot On Dual WAN

A documentation-backed, testable runbook for Why MikroTik PCC Breaks HotSpot On Dual WAN, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.

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Linux and Homelab
Your Media API Key Is in access.log: Find It, Redact It, and Rotate It

Media API keys often leak through URLs, proxy logs, browser history, and support bundles. This guide shows where to look and how to rotate safely.

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