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Tutorials

Write-ups from real jobs, so you don't have to learn it the hard way like we did.

Forums

  1. Networking & Firewalls

    Switches, routers, VPNs, Wi-Fi, and the firewall everyone blames first.
    • 4 posts
    Why we put internal web apps behind Nginx Proxy Manager instead of port forwards
    Keaton,
    Internal names won't resolve behind cellular routers? Check the router's local domain
    Keaton,

  2. Microsoft 365 & Intune

    Entra, Intune, Exchange Online, Teams, and trying to make sense of licensing.
    • 4 posts
    Getting Windows Hello working with on-prem file shares using Cloud Kerberos Trust
    Keaton,
    Intune Remediations for config drift, and the one that never fixed anything
    Keaton,

  3. Windows Server & Active Directory

    AD, Group Policy, DNS, DHCP, certificates, and the servers that keep the office running.
    • 4 posts
    Help desk password resets without Domain Admin, plus a klist trick for computer groups
    Keaton,
    Stop binding your VPN to a real person's AD account
    Keaton,

  4. Linux & Self-Hosting

    Linux, Docker, and running your own stuff instead of renting it.
    • 4 posts
    Nightly MySQL and file backups with a shell script and cron
    Keaton,
    Our Docker Compose routine for self-hosted apps
    Keaton,

  5. Virtualization & Cloud

    Proxmox, Ceph, Hyper-V, VMware, and whatever cloud you're paying for.
    • 4 posts
    Our Proxmox backup setup, and why we restore something every month
    Keaton,
    We moved our whole cloud VPS fleet onto our own Proxmox cluster, and nobody noticed
    Keaton,

  6. Security & Monitoring

    Locking things down, and finding out something broke before your users call.
    • 4 posts
    Catching expired certs and missing intermediates before your users do
    Keaton,
    Running one Wazuh manager for all our clients without drowning in alerts
    Keaton,

  7. Scripting & Automation

    PowerShell, Python and Bash for the jobs you're tired of doing by hand.
    • 4 posts
    The bulk rename that ate an invoice, and the dry-run habits we use now
    Keaton,
    Finding stale AD computers and users without disabling something still in use
    Keaton,

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