https://beyondlab.dev/tags/security/ Recent content in Security on BeyondLab Hugo en-us Mon, 25 May 2026 00:00:00 +0000 https://beyondlab.dev/posts/what-is-a-firewall/ Mon, 25 May 2026 00:00:00 +0000 https://beyondlab.dev/posts/what-is-a-firewall/ Most home networks rely on a basic router with no real firewall. Here's what a firewall actually does, why it matters, and why I run OPNsense.