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Supabase Auth and Row Level Security: A Primer

how Supabase Auth identifies users and how Row Level Security policies decide which rows each user may read or change.

Muhammad Yasir

@YasirAwan4831

Published 1 min read

Supabase Auth and Row Level Security: A Primer

On this page

Authentication establishes who a user is and how Row Level Security decides what that user may do.

Outline

  • Authentication versus authorization

  • What a policy looks like and how it is evaluated

  • Public read, admin-only write: the blog pattern

  • Testing policies before you trust them

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