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Showing posts labelled Networking.
· 8 min read
Default-deny outbound for servers, give workstations only the network paths they need, isolate management planes, and apply the same least-privilege instinct to identity, DNS, backups, and logging.
· 7 min read
DC-as-DNS blinds the firewall, fakes compromise alerts, and turns a directory outage into “the internet is down”. Put the firewall in front: external names to Cloudflare or Google, internal AD zones forwarded to the DCs.
· 5 min read
Split Main, Guest, and IoT networks on a UDM Pro, keep IoT off your trusted LAN, and allow Chromecast and AirPlay from phones and laptops without flattening security.
· 1 min read
Split-horizon, logging, and filtering without turning your helpdesk into a ticket factory.