Regarding Amazon Glacier, what is a Vault?

A Vault in Amazon Glacier serves as a container for storing archives. It is essentially a data storage structure that allows users to organize and manage their data effectively. In Amazon Glacier, each vault can hold an unlimited number of archives, which can be files ranging from a few bytes to up to 40 terabytes in size. This design helps users categorize their data logically, making it simpler to handle large amounts of archival data for long-term storage.

The concept of a vault is critical to understanding how data is organized within Amazon Glacier and reinforces the service's purpose of archiving cold data, which is intended for infrequent access. Users can define access policies for each vault and track their storage usage, ensuring that they can manage data retention and retrieval according to their business or regulatory needs. This structure provides a clear and manageable way to secure and access archived data over time.