110 | The Modern Era — S3 and Object Storage over HTTP

Sep 27, 2025

The Modern Era — S3 and Object Storage over HTTP

Introduction

In previous articles, we looked at classic protocols that work with files and folders. But with the rise of cloud technologies, a new, more flexible and scalable approach emerged — object storage, and the de facto standard for it became the Amazon S3 protocol.

What is S3 and how is it different?

S3 (Simple Storage Service) is a protocol originally developed by Amazon Web Services (AWS) for cloud storage. Its success was so great that today the “S3-compatible API” has become an industry standard, supported by dozens of providers (Google Cloud Storage, DigitalOcean Spaces, MinIO, etc.).