Journal of Theoretical and Applied Information Technology
Cloud computing is a service oriented computing which offers everything as a service by following the pay-as-you-go model. It is more popular because the cloud data are accessed by variety of customers. An important issue of the cloud computing is to secure the customer data in geographical disperse locations. There are plenty of security standards and policies are available in order to secure the data, but these standards are existing only at the cloud end. It is a critical task for the customer as well as provider to store, retrieve and transmit the data over the cloud network and storage in a secure manner.