One of the biggest security worries with the cloud computing model is the sharing of
resources (multitenancy). Cloud service providers need to inform their existing customers on the level of security that they provide on their cloud. The cloud service providers need to educate potential customers about the cloud deployment models such as public, private and hybrids along with the pros and cons of each. They need to show their customers that they are providing appropriate security measure that will protect their customer’s data and build up confidence for their service. One way they can achieve this is through the use of third party auditors (Mikkilineni & Sarathy, 2009). New security techniques need to be developed and older security techniques needed to be radically tweaked to be able to work with the clouds architecture. Plugging in existing security technology will not work because this new delivery model introduces new changes to the way in which we access and use computer resources.