https://hugo.edfig.dev/tags/migration/Recent content in Migration on EdFig.devHugoenTue, 24 Feb 2026 14:20:19 -0800https://hugo.edfig.dev/docs/posts/security-groups/Wed, 05 Feb 2025 00:00:00 +0000https://hugo.edfig.dev/docs/posts/security-groups/<h1 id="the-problem">The Problem<a class="anchor" href="#the-problem">#</a></h1> <p>At work we&rsquo;re in the middle of a large lift and shift migration from VMware to AWS (for the same reason everyone is). Hundreds of servers across multiple departments, moved in waves.</p> <p>The firewall rules for these servers come from everywhere. Palo Alto firewalls, host-based firewalls, department-specific switches, department-specific IT teams, random appliances that predate much of the current staff. Years of accumulated rules from multiple sources, and now they all need to become AWS security groups.</p>