Supabase tables default to public. Learn why users see each other's data, how to detect it in 5 minutes, and fix it with RLS policies in 30 minutes. Test with two accounts.
Read post →Learn the two-browser test procedure for catching multi-user access control bugs before production. Includes manual scenarios, automation tools, and production verification.
Supabase auth emails landing in spam? Fix requires custom SMTP, DNS records, and branded from-address. This guide covers diagnosis, 3-step fixes, testing, and when to use managed hosting.
Step-by-step guide to enable custom SMTP in Supabase and choose the right provider. Fix email delivery limits, add domain authentication, and troubleshoot common issues.
Supabase signup emails fail due to rate limits or SMTP misconfiguration. Check auth logs, configure custom SMTP (Resend/SendGrid), verify Site URL. Step-by-step debugging guide for developers.
