Intelligent CIO North America Issue 27 | Page 76

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management software , enabling users to access the resources when they need them from wherever they are working .
Three types of cloud architecture
The private cloud architecture can be built , developed and maintained by a company ’ s own IT teams or delivered by external providers . Private clouds as their name implies address the drawback of the public cloud issue with privacy .
When we talk about cloud infrastructure , we ’ re referring to the tools that are used to build a cloud environment . When we talk about cloud architecture , we ’ re referring to the design or blueprint of specifically how the various technologies for creating a cloud computing environment will be connected .
There are three types of cloud architecture :
1 . Public 2 . Private 3 . Hybrid
A hybrid cloud model is considered the best of both public and private architectures . The hybrid approach allows private and public cloud infrastructures to interact within a connected but separate system .
This is ideal for organizations that handle sensitive information and PII , allowing them to store their critical data in private clouds and while keeping less sensitive data in public clouds . With a hybrid cloud architecture , organizations can maintain their private environments while accessing all the benefits of public cloud services for other computing tasks and storage .
Public cloud architecture uses third-party cloud providers to make cloud resources available to multiple customers via the Internet . These providers operate multi-tenant environments that lower the cost of data storage and computing power for customers . Public clouds can have a drawback : privacy issues for organizations that handle sensitive data or personally identifiable information ( PII ).
In a private cloud architecture approach , cloud infrastructure is only accessed by the organization .
Three types of cloud migration
There are three main types of cloud migration :
1 . On-premises to the cloud 2 . Cloud-to-cloud migration 3 . Reverse cloud migration
When moving data that is being hosted by onpremises servers to the cloud , you will be typically using a technique that ’ s called ‘ lift and shift ’. This
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