Google Cloud Storage is a service provided by Google that allows users to store and access data over the internet. It is designed for businesses and developers to save files, such as documents, images, and videos, in a secure and scalable environment. Users can easily upload, download, and manage their data from anywhere with an internet connection. The service offers various storage classes to meet different needs, including options for frequently accessed data and long-term archival storage. With built-in security features and integration with other Google Cloud services, Google Cloud Storage provides a reliable solution for data management and backup.