Virtualization and the Cloud Computing World

Virtualization and the Cloud Computing World

CIS 336

There are three different software models that third parties host and make applications available to consumers on the internet. The three sofwares are Software as a Service (SaaS), Platform as a Service (PaaS), and Infrastructure as a Service (IaaS). Theses are considered to ne cloud computing.

There are many things that a company should take into consideration when the use of Software as a service, Platform as a Service and Infrastructure as a software. One thing is the similarities of the three and how they work together and there differences. Saas is used to manage when and what applications are able to be accessed. Meaning that one will only be able to access and download what is specific to their work load. Paas is the security of the data. The purpose of the Platform as a Service is to protect from and outage that could happen from the third party provider. Iaas is where the virtual machines and the managing of them come into play. This is used to make sure that there is not uncontrolled access is gained and more unnecessary waste.

Risk are another area of consideration that should be taken into consideration. Security is huge because there are always hackers that want to get into your network. When it comes to Saas a good idea would to make sure that there is data encryption if it is hacked. Paas is normally a shared resource. Meaning that the network and hardware are able to be breached. If this happens then a hacker can change the configurations. Iaas depends on what is being protected. If it is sensitive information that is being protected then it is a major concern because you are using a third party provider.

The impact that is on the IT personnel when a company decides to implement cloud computing of Saas, Paas and Iaas are learning the new protocols and security measures. They have to ensure of the encryptions of the data to ensure the protection of the sensitive data. This may als o change the dynamics of their job and what they are able and allowed to have other access. They have to make sure that they do the research necessary to keep hackers from penetrating the their hardware and networks.

Ways that Saas, Paas and Iaas help with Total Cost of Ownership (TCO) and Return of Investment (ROI) are with the maintenance, assessment, security, pricing and customization. When it comes to assessment you want to find a provider that will give you access to at least 95 percent or higher with your cloud capabilities. Security is where you want to make sure that there a levels of security that will measure up to keep sensitive data safe. Maintenance should come from the third party provider this way this is not left up to the client. Pricing can come at a cheaper rate if bought yearly. However, you can also pay monthly. This is not to say that they the provider will be the cheapest however, they will give you a great rate monthly. Customization should be exactly what you need. A great provider will make sure that you get you capabilities to what you need for your business.

Conclusion

In conclusion implementing these cloud computing Saas, Paas and Iaas there are considerations, impacts to IT personnel and ays to help with TCO and ROI. Making sure that prop3er security measures are in place and all research is properly done before any of this is done helps. Keeping the sensitive information and data safe of your clients also helps with your business.

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