Learn secure webhook APIs with authentication and Supabase integration
This template is a practical introduction to n8n Webhooks with built-in examples for all major HTTP methods and authentication types. It is designed as a learning resource to help you understand how webhooks work in n8n, how to connect them to a data store, and how to secure them properly. What’s included: Webhook nodes for GET, POST, PUT, PATCH, DELETE, and HEAD Demonstrations of Basic Auth, Header Auth, and JWT Auth Supabase integration for creating, retrieving, updatin
At a glance
Learn secure webhook APIs with authentication and Supabase integration is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects UNSUPPORTED_SLUG_FORMAT. It's free to download. Follow the 5-step import below to go live in minutes.
- Platform
- n8n
- Connects
- UNSUPPORTED_SLUG_FORMAT
- Modules
- 15
- Price
- Free
- Version
- v1.0

About this workflow
This template is a practical introduction to n8n Webhooks with built-in examples for all major HTTP methods and authentication types. It is designed as a learning resource to help you understand how webhooks work in n8n, how to connect them to a data store, and how to secure them properly. What’s included: Webhook nodes for GET, POST, PUT, PATCH, DELETE, and HEAD Demonstrations of Basic Auth, Header Auth, and JWT Auth Supabase integration for creating, retrieving, updating, and deleting rows Example response handling with Respond to Webhook nodes Sticky notes explaining each method, response type, and security option Use this template to: Learn how to configure and test webhooks in n8n Explore different authentication strategies Connect webhooks to a simple Supabase table Understand best practices for securing webhook endpoints This workflow is intended as an educational starting point. It shows you how to receive requests, map data, and return responses securely. For production use, adapt the structure, apply your own security policies, and extend the logic as needed. Check out the YouTube video here:
How to import this n8n workflow
- 1
Download the workflow JSON file after purchase.
- 2
Open n8n → click the menu → Import from File.
- 3
Select the downloaded JSON and import.
- 4
Set up credentials for each node that requires them.
- 5
Click Execute Workflow to test, then activate.
Setup guide
Setup guide included
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