Securing Your API with a Lambda Authorizer (JWT Validation) in AWS SAM
When building serverless APIs, security is critical. One common way to secure APIs is by requiring clients to present a JWT token. AWS API Gateway supports Lambda Authorizers, allowing you to write custom authorization logic using a Lambda function. In today's post, we’ll cover: What is a Lambda Authorizer? How to build a simple Lambda Authorizer with Node.js How to connect it to your API Gateway with AWS SAM

When building serverless APIs, security is critical. One common way to secure APIs is by requiring clients to present a JWT token.
AWS API Gateway supports Lambda Authorizers, allowing you to write custom authorization logic using a Lambda function.
In today's post, we’ll cover:
- What is a Lambda Authorizer?
- How to build a simple Lambda Authorizer with Node.js
- How to connect it to your API Gateway with AWS SAM