Securing a Public API: Using AWS Best Practices

`` ## I have a React web application hosted on AWS (e.g., using Amazon S3 and CloudFront) that utilizes a Python API deployed on AWS (e.g., via Amazon ECS, AWS Lambda, or EC2 behind API Gateway). Currently, the API is publicly accessible, and I would like to restrict access so that only requests originating from my React application can interact with it. In today’s interconnected digital ecosystem, public APIs are essential for enabling integrations, powering mobile applications, and supporting third-party developers. However, exposing an API to the public internet also introduces significant security risks. Without proper safeguards, APIs can become entry points for data breaches, denial-of-service attacks, and unauthorized access. Amazon Web Services (AWS) provides a comprehensive suite of tools and best practices to help developers secure public APIs effectively. This article explores key strategies for protecting your API using AWS services and security principles. Use Amazon API G