Episode Details

This story was originally published on HackerNoon at: https://hackernoon.com/defense-in-depth-in-a-tiny-supabase-app-5-patterns-i-baked-into-altair-before-open-sourcing-it.
Before I flipped my Supabase PSA tool public, I had to convince myself a fork couldn't ship a security hole. Here are the five patterns that made me trust it.
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I open-sourced a Supabase PSA tool last week. To trust the click, I layered five auth patterns — middleware JWT check, withAuth wrappers, role-scoped column whitelists, CI-enforced architecture, and RLS — so any single layer failing wouldn't matter. Plus the one mistake I almost shipped: a service-role key in client code.