[{"data":1,"prerenderedAt":193},["ShallowReactive",2],{"blog-launch/supabase-backend":3},{"id":4,"title":5,"body":6,"category":171,"date":172,"dateModified":172,"description":173,"draft":174,"extension":175,"faq":176,"featured":174,"headerVariant":178,"image":179,"keywords":179,"meta":180,"navigation":181,"ogDescription":182,"ogTitle":183,"path":184,"readTime":179,"schemaOrg":185,"schemaType":186,"seo":187,"sitemap":188,"stem":189,"tags":190,"twitterCard":191,"__hash__":192},"blog/blog/launch/supabase-backend.md","Supabase Backend Launch Security Checklist: 18 Items Before Going Live",{"type":7,"value":8,"toc":165},"minimark",[9,19,22,51,71,90,109,125,130,133,136],[10,11,12,16],"tldr",{},[13,14,15],"p",{},"TL;DR",[13,17,18],{},"Supabase security centers on Row Level Security (RLS). Before launch, enable RLS on ALL tables, verify each policy works correctly, never expose the service_role key, test that users can only access their own data, and configure auth settings for your use case.",[20,21],"print-button",{},[23,24,27,32,36,40,44,48],"checklist-section",{"count":25,"title":26},"6","Row Level Security (RLS)",[28,29],"checklist-item",{"description":30,"label":31},"Go to each table in dashboard, verify RLS is ON. No exceptions.","Enable RLS on EVERY table",[28,33],{"description":34,"label":35},"Policies should use auth.uid() to restrict access to user's own data","Review each RLS policy",[28,37],{"description":38,"label":39},"Tables connecting users to resources often miss RLS","Check junction/link tables",[28,41],{"description":42,"label":43},"Can User A read User B's data? They shouldn't be able to.","Test SELECT policies",[28,45],{"description":46,"label":47},"Can users modify data they don't own? Test each operation.","Test INSERT/UPDATE/DELETE policies",[13,49,50],{},"::checklist-item{label=\"Check for overly permissive policies\" description=\"Policies with \"true\" allow everyone. Only use intentionally.\"}\n::",[23,52,55,59,63,67],{"count":53,"title":54},"4","API Keys",[28,56],{"description":57,"label":58},"Search for service_role in your codebase. It bypasses RLS!","Verify service_role key is never in client code",[28,60],{"description":61,"label":62},"The anon key is safe for client-side use because RLS protects data","Only use anon key in browser",[28,64],{"description":65,"label":66},"NEXT_PUBLIC_SUPABASE_ANON_KEY is fine. service_role key must be server-only.","Check environment variables",[28,68],{"description":69,"label":70},"If service_role was exposed, rotate immediately in dashboard","Rotate keys if accidentally exposed",[23,72,74,78,82,86],{"count":53,"title":73},"Authentication",[28,75],{"description":76,"label":77},"Only enable providers you actually use","Configure auth providers",[28,79],{"description":80,"label":81},"Customize confirmation and recovery emails","Set up email templates",[28,83],{"description":84,"label":85},"Add your production domain to allowed redirect URLs","Configure redirect URLs",[28,87],{"description":88,"label":89},"Verify users can't access app without confirming email","Test email verification (if enabled)",[23,91,93,97,101,105],{"count":53,"title":92},"Additional Security",[28,94],{"description":95,"label":96},"Add auth checks to Edge Functions that access sensitive data","Review Edge Functions (if using)",[28,98],{"description":99,"label":100},"Storage also uses RLS-style policies. Review them.","Check Storage bucket policies",[28,102],{"description":103,"label":104},"Go to Settings > Database > Backups","Enable database backups",[28,106],{"description":107,"label":108},"Catch issues you may have missed","Run automated security scan",[110,111,112,119],"faq-section",{},[113,114,116],"faq-item",{"question":115},"What should I check before launching with Supabase?",[13,117,118],{},"Before launching with Supabase, verify RLS is enabled on ALL tables, review each RLS policy, ensure the service_role key is never exposed to clients, test data isolation between users, and configure auth settings appropriately.",[113,120,122],{"question":121},"Is it safe to use the Supabase anon key in the browser?",[13,123,124],{},"Yes, the anon key is designed for client-side use. It only provides access that your RLS policies allow. The service_role key bypasses RLS and must never be exposed to clients.",[126,127,129],"h3",{"id":128},"scan-your-supabase-app","Scan Your Supabase App",[13,131,132],{},"We check RLS policies, exposed keys, and more.",[13,134,135],{},"Start Free Scan",[137,138,139,145,150,155,160],"related-articles",{},[140,141],"related-card",{"description":142,"href":143,"title":144},"Security checklist for open source launches. 14 essential items to verify before making your code public, covering secre","/blog/launch/open-source-launch","Open Source Launch Security Checklist: 14 Items Before Going Public",[140,146],{"description":147,"href":148,"title":149},"Pre-launch security checklist for payment systems. 16 essential items covering API security, fraud prevention, and PCI c","/blog/launch/payment-launch","Payment System Launch Security Checklist: 16 Items Before Going Live",[140,151],{"description":152,"href":153,"title":154},"Security checklist for press announcements. 14 essential items to verify before media coverage, ensuring your app can ha","/blog/launch/press-announcement","Press Announcement Security Checklist: 14 Items Before Media Coverage",[140,156],{"description":157,"href":158,"title":159},"Security checklist for public API launches. 16 essential items to verify before opening your API to external developers,","/blog/launch/api-public-launch","API Public Launch Security Checklist: 16 Items Before Opening Your API",[140,161],{"description":162,"href":163,"title":164},"Security checklist for beta launches. 14 essential items to verify before inviting your first beta users, including data","/blog/launch/beta-launch","Beta Launch Security Checklist: 14 Items Before Inviting Beta Users",{"title":166,"searchDepth":167,"depth":167,"links":168},"",2,[169],{"id":128,"depth":170,"text":129},3,"launch","2026-02-16","Pre-launch security checklist for Supabase backends. 18 essential items covering RLS policies, authentication, API keys, and production configuration.",false,"md",[177],{"question":115,"answer":118},"orange",null,{},true,"Pre-launch security checklist for Supabase. 18 essential items before deploying.","Supabase Backend Launch Security Checklist","/blog/launch/supabase-backend","[object Object]","Article",{"title":5,"description":173},{"loc":184},"blog/launch/supabase-backend",[],"summary_large_image","nClOfhEKoWkZPJgjUnXnOjT8POSuBWlZongWuGvOsNo",1775843935556]