Glacier (Amazon)

Homepage:

Amazon Glacier is a secure, durable, and extremely low-cost cloud storage service for data archiving and long-term backup.
Homepage:	https://aws.amazon.com/glacier/

Amazon Glacier is a secure, durable, and extremely low-cost cloud storage service for data archiving and long-term backup. Customers can reliably store large or small amounts of data for a significant savings compared to on-premises solutions. To keep costs low, Amazon Glacier is optimized for infrequently accessed data where a retrieval time of several hours is suitable.