Cloud computing is a HOT item and all are talking about the benefits it brings. Recently I got an email from a colleague regarding this topic with the subject “No need for a computer guy anymore…” then he added, “you see, the days of you running over to a customer premises are over read below article”, so I followed the link to read about the new wonders of this new hype “Cloud computing” and why we all should join the hype. No doubt this new HOT item offers some really good benefits to any organization that wants to mainly cut costs and “simplify” their IT infrastructure as well as mitigating Disaster Recovery operations. Do not get me wrong I like new technologies and would adopt it, but with some sense before going forward. I would like to share you with some of my thoughts;
1. Where is your data?
As it sounds “Cloud” means my data can be “traveling” on the wire to anywhere in the world. This done for the sake of cost reduction and backup or as redundant site and is not something you, as the owner of the data can have control over.
2. What type of data will be saved?
Data types can include intellectual property, personal information that contains social security, credit card numbers or maybe medical information.
3. Do I need to comply with any regulation such as PCI?
Many companies have procedures, policies and regulations to comply when it comes to sensitive data as I mentioned above.
4. Who has access to my data?
Since the information and applications are served from the “cloud” anyone that sits in the cloud may have access.
5. Can my data leaks from my systems to other systems?
Your data can leak from your cloud systems to another system in the cloud, it is possible when different systems are joined together to ease management tasks and costs.
6. How will my internal applications be interacting with my cloud applications?
Today varies systems are interconnecting with other systems for data exchange, for instance accounting systems is getting its data from client management software for billing, how this move to the cloud will affect my business.
7. How will my business continue to work when?
a. No Internet connectivity
b. The cloud service is down
c. A bottleneck over the internet connection.
After all of the above questions have been answered, it is possible to make a decision. Maybe some of the functions can be moved out from the business premises to the cloud and all “core” applications and information will stay in house?
I would recommend reducing costs by creating the cloud computing in house first, before seeking an outside cloud.
Author: Yigal Behar Senior security consultant at 2Secure Corp
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