Cloud Storage

Maria EvansTam Huynh

Kieu LeMark Singh

What is cloud storage?

History J.C.R. Licklider – One of the fathers of the cloud

based computing idea.Global network that allows access from

anywhere at anytime.Technological limits of the 60’s.

Concept Cloud storage is a service model in which data is

maintained, managed and backed up remotely and made available to users over a network (typically the Internet).

How does cloud storage work?

RedundancyCore of cloud

computingEquipment

Data serversPower supplies

Data filesReplication

Cloud Storage - Personal Use Benefits

iCloud

•iCloud is a service provided by Apple

•5GB storage space is free of cost

•Once the iCloud is used you can share your stored data on any of your different Apple devices

•Aceess to all files, music, calendar, email

•Only iOS 5 has iCloud installed

Cloud Storage - Business Benefits

• With cloud storage, there's no need for CDs, external hard drives, or localized servers

• Data is quickly and automatically updated in the cloud and available for your retrieval whenever you need it

• Should your office become the victim of a burglary, fire, or natural disaster, your data is safe and secure in the cloud, even if your physical assets are destroyed.

• One of the greatest benefits of cloud storage is its ability to grow with its users

• With no need for physical, on-site storage space, you can have a smaller workspace, less equipment to buy, and fewer IT employees to maintain your equipment and manage your data

• IT staff's can spend more time to focusing on other important tasks to help your business growth.

What are the negatives to cloud computing?

• Security: Many companies may not want to hand over their data to an external organization to store, fearing that they may not have the right security software to protect the company’s data.

• Performance: There were several incidents that some cloud-service providers temporarily went down or lost customer’s data.

What does it cost to users?

• Things to consider:• What does the company or you need out of the service

Storage SpaceBudget

• PerformanceTypical transfer rate 2-3Mb/sec

• Technical Support• Data Protection

Disaster RecoveryComprehensive Backup

• Security

First 1 TB / month $0.140 per GB

Next 49 TB / month $0.125 per GB

Next 450 TB / month $0.110 per GB

Next 500 TB / month $0.095 per GB

Next 4000 TB / month $0.080 per GB

Over 5000 TB / month $0.055 per GB

Home: Business:

Packages: 3 2Price Range: $7.95 - $24.95 $49.95 - $159.95Storage Space: 2TB - 5TB 2TB - 10TB+Users: 1 3 - 10+

Free Options

Questions?

References• http://www.ece.iit.edu/~ubisec/IWQoS09.pdf

• http://webhostblog.com/2009/05/5-considerations-when-choosing-cloud-storage/

• http://searchcloudcomputing.techtarget.com/tutorial/Understanding-cloud-computing-pricing

• http://thrivenetworks.com/blog/2011/08/25/what-you-should-consider-before-using-cloud-storage/

• http://online-storage-service-review.toptenreviews.com/index.html

• http://aws.amazon.com/s3/#pricing

• http://freenuts.com/top-10-free-cloud-storage-services-for-you-to-back-up-and-sync-files/

• http://www.livedrive.com/

• http://computer.howstuffworks.com/cloud-computing/cloud-storage1.htm

• http://www.computerweekly.com/feature/A-history-of-cloud-computing

• http://www.wifinotes.com/other-technology-articles/what-is-icloud-by-apple.html

• http://cloudcomputing.sys-con.com/node/1681270

• http://cloudstoragestrategy.com/business-strategy/