> For the complete documentation index, see [llms.txt](https://dhavaln.gitbook.io/serverless-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dhavaln.gitbook.io/serverless-docs/serverless-apis/api-gateway-authoriser.md).

# Secure APIs using API Gateway Authorizer

With AWS API Gateway one can secure the in multiple ways. 

## Private APIs

Private APIs are using the API Keys and Usage Plan. This is typically used when you don't have a direct user who is interacting with the APIs and instead it is meant for programmatic access.

**More detail...** 

## Protected APIs

**Coming soon.**