Data access in the Cloud
The Cloud has become an important destination for storing both personal data and business data. Depending upon the importance and the secrecy requirements of the data, organizations have started using the Cloud to store their vital datasets.
The following diagram tries to summarize the various access patterns of typical enterprises and how they leverage the Cloud to store their data:

Cloud providers offer different varieties of storage. Let's take a look at what these types are:
- Block storage
- File-based storage
- Encrypted storage
- Offline storage
Block storage
This type of storage is primarily useful when we want to use this along with our compute servers, and want to manage the storage via the host operating system.
To understand this better, this type of storage is equivalent to the hard disk/SSD that comes with our laptops/MacBook when we purchase them. In case of laptop storage, if we decide to increase the capacity, we need to replace the existing disk with another one...