This document describes how to install and use STS Java SDK. This document assumes that you have already subscribed to the Alibaba Cloud RAM service and created an Access Key ID and Access Key Secret for the primary account or the RAM account. Secret.

Before using STS Java SDK, read RAM introduction carefully to understand the meanings of the primary account, RAM account, federated account, and short-term access credentials, and STS application scenarios.

For details about STS API, see Introduction.