AWS Glacier 

AWS Glacier is an archival solution, where we store data that is not accessed frequently. You can use it to transfer data directly from S3 using a life cycle policy. 

In AWS Glacier, you can store a file with a maximum size of 40 TB. It also has unlimited storage, like S3, where you can store unlimited files and an unlimited volume of data.

Security in AWS Glacier

In AWS, Glacier stores data into a vault. It's only accessible to the users who created the vault. All the data stored Glaciers are encrypted, and they also support data in transit encryption using SSL.

Any data stored in the Glacier vault is immutable. This means that data stored in a Glacier cannot be updated. For access control and...