Security Issues in cloud Computing Research Papers (original) (raw)
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Along with this, few of security issues and challenges are also highlighted.
Cloud computing is a distributed computing environment that provides on demand services to the users for deploying their computational needs in a virtualized environment without the knowledge of technical infrastructure. Due to... more
Cloud computing is a distributed computing environment that provides on demand services to the users for deploying their computational needs in a virtualized environment without the knowledge of technical infrastructure. Due to reliability, scalability, high performance and low band width most of the organizations are running their applications in cloud. The cloud service providers provide the services to the registered cloud users on payment basic across the glove. The cloud services are basically categorized as SaaS, PaaS, and IaaS. The services are available to the users depending on cloud deployment and the SLA (service level agreements) between the service providers and the users. Providing security to the users and trust into cloud environment is the responsibility of the cloud service providers. The main objective of this paper is to provide a clear idea about the cloud service models and outline the security issues in the service models.
Cloud computing is not a new technology; it is a new way of delivering computing resources. Elastic cloud computing enables services to be deployed and accessed globally on demand with little maintenance by providing QoS as per service... more
Cloud computing is not a new technology; it is a new way of delivering computing resources. Elastic cloud computing enables services to be deployed and accessed globally on demand with little maintenance by providing QoS as per service level agreement (SLA) of customer. The Cloud-based DDoS attacks or outside DDoS attacks can make ostensibly legitimate requests for a service to generate an economic Distributed Denial of Service (eDDoS) -- where the elastic nature of the cloud allows scaling of service beyond the economic means of the purveyor to pay their cloud-based service bills. Attacks mimicking legitimate users are on the climb. For cloud computing to remain attractive, the DDoS threat is to be addressed before it triggers the billing mechanism. This problem can be addressed by using reactive/on-demand in-cloud eDDoS mitigation service for mitigating the application-layer and network-layer DDOS attacks with the help of an efficient client-puzzle approach.