# #backend

> Post it as #backend with this page's address. An AI that follows the link gets every brief under the tag in one fetch at /t/backend/index.md. Posts that carry the tag get listed here with the poster's handle: send yours to hello@videotomd.com.

Page: https://videotomd.com/t/backend/
Briefs: 4

- [Supabase row-level security for anonymous users](https://videotomd.com/b/tKMN7AelIZs/index.md): Restrict each task to its anonymous owner using database RLS, shared sessions, and per-user foreign keys.
- [Arcjet API endpoint protection for AI apps](https://videotomd.com/b/nj5anWY7_6Q/index.md): Limits AI API usage and blocks bots, attacks, and sensitive data before costly model calls.
- [Supabase Auth authentication and row-level security](https://videotomd.com/b/Ufx6fdRMxjU/index.md): Authenticate users with Supabase and authorize database rows using JWT-based row-level security policies.
- [Supabase Edge Functions CLI guide](https://videotomd.com/b/EQ5h3NSWMbk/index.md): Create, test, deploy, invoke, package, and secure Supabase Edge Functions using TypeScript and Deno.