The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Despite the considerable benefits of cloud computing as an emerging technology, there are some reliability and privacy concerns such as generating and managing access policies according to sensitivity of stored data in cloud storages. The most challenging issue in current information policy models is managing security levels, mapping between access requests and defined policies and considering the...
One of the most challenging issues regarding to the information policy concerns in cloud computing environments is to provide an appropriate level of security for the stored data in cloud storages. In fact, each individual cloud customer needs to be granted reliable security level(s) based on defined details in SLA. The main aim of this paper is to propose multi-level policy-based schema to classify...
Cloud computing is becoming a widely adopted technology for delivering On-Demand IT Services via Internet. Despite the rapid advancement of cloud-based environments, security challenges have to be addressed to a greater extent. One of the major issues in modern clouds is to guarantee the privacy and security of resources after the process of user revocation. In fact, each of revocation requests should...
Cloud computing is significantly reshaping the computing industry built around core concepts such as virtualization, processing power, connectivity and elasticity to store and share IT resources via a broad network. It has emerged as the key technology that unleashes the potency of Big Data, Internet of Things, Mobile and Web Applications, and other related technologies; but it also comes with its...
Security and privacy challenges are the most important obstacles for the advancement of IT-based on-demand services and cloud computing as an emerging technology. To ensure data confidentiality and fine-grained access control in cloud-based environments, stored data and resources needs to be re-encrypted periodically or based on special mechanisms such as revoked user-based or manual re-encryption...
Cloud computing is a relatively emerging concept of providing dramatically scalable and virtualized IT resources. The lack of novel security controls for the cloud might arise from the fact that cloud computing is the convergence of many different technological areas, including virtualization and service oriented architectures. One of the most challenging issues in clouds is to provide an appropriate...
Security challenges are the most important obstacle for advancement of IT-based on-demand services and cloud computing as an emerging technology. In this paper, a structural policy management engine has been introduced to enhance the reliability of managing different policies in clouds and to provide standard and also dedicated security levels (rings) based on capabilities of the cloud provider and...
Cloud computing is an unprecedented paradigm for hosting and delivering resources by providing on-demand services. The rapid growth of using cloud-based services in recent years is an impossible fact to be denied as it has increased the efficiency in accessing to shared pools of configurable computing resources. According to this rapid growth, it is anticipated that cloud computing will be the most...
Security is one of the most challenging issues in cloud-based environments and the most important obstacle for advancement of IT-based on-demand services. Classification of data based on attributes is a challenging issues that can improve the rate of reliability and efficiency in cloud computing environments as an emerging technology. Accordingly, a dynamic index classification model has been presented...
The rapid growth of using cloud-based services in recent years is an undeniable fact as it has increased the efficiency in accessing shared pools of configurable computing resources. However, there are serious concerns about the reliability of this emerging technology and it is anticipated that cloud computing security concerns will be the most important and challenging issue in IT industry. Accordingly,...
The approval rating of cloud computing as an emerging technology has been enhanced significantly and these days, there are many cloud storage and computing providers who offer their services regarding IaaS, PaaS, and SaaS. Despite these considerable benefits, there are serious concerns and challenges about this new technology. The most important issue is related to security and privacy subjects in...
Ensuring about the security and privacy of stored data in cloud servers is one of the most challenging issues that decrease the rate of reliability in cloud computing environments. Applying cryptography algorithms is the most common solution to enhance the reliability of cloud servers and to protect resources from possible attacks and un-predictable events. However, the security of this type of protection...
One of the most considerable concerns in cloud computing environments is ensuring about the security and privacy of stored data in cloud servers. Hence, several data protection tools and techniques have been presented to enhance the reliability in this emerging technology. One of the most challenging issues in this area is classification of stored data to improve the efficiency of data protection...
Cloud computing is the realization for a long-held dream of computing as utility of establishment of on-demand IT services. The considerable specifications of this emerging technology have attracted attentions of many users and enterprises in various industries. However, there are some considerable concerns that reduce reliability of cloud-based services. Managing user identities in clouds is one...
The effectiveness and influence rate of cloud computing services in devices with limited power and computation resources (e.g. mobile devices) has been considered by many researchers and has led to many performed researches and IT products for these devices. One of the most challenging issues during migration of applications and processes to clouds is the rate energy consumption and time management...
The rapid growth of using cloud computing and virtualization technologies in different industries and environment is an impossible fact to be denied as it has increased the efficiency and reliability especially in recent years. Accordingly, this paper proposed an efficient health care framework based on cloud computing concepts. United Caring Framework (UCF) as the suggested framework has been presented...
Cloud computing is an emerging technology that is still unclear to many security problems and user authentication, access control, and ensuring the security of stored data in cloud servers are the most challenging issues in cloud-based environment. Accordingly, this paper offers an efficient and scalable user authentication scheme for cloud computing environment. It the suggested model, various tools...
Cloud computing is a new paradigm and emerged technology for hosting and delivering resources over a network such as internet by using concepts of virtualization, processing power and storage. However, many challenging issues are still unclear in cloud-based environments and decrease the rate of reliability and efficiency for service providers and users. User Authentication is one of the most challenging...
Cloud computing is an emerging technology that uses the concepts of virtualization, storage, and sharing to store and share resources between users and enterprises. This newfound technology is still unclear to many security problems and one of the most challenging issues in these environments is the reliability of the user authentication process. Therefore, this paper offers an efficient and scalable...
The rapid growth of e-services between enterprises and users is one of the most considerable topics for researchers and planners. Despite the rapid growth, many limitations and considerations have appeared especially in matters of safety and efficiency. According to these considerations, this paper offers an e-service framework based on cloud computing concepts for Software-as-a-Service (SaaS) applications...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.