However, in this paper we describe how protected bitstreams can also be used to create a root of trust for the clients of cloud computing services. Trusted attestation is the main obstruction preventing largescale promotion of cloud computing. Towards trusted cloud computing nuno santos krishna p. Communications and multimedia security pp 3244 cite as. Towards data assurance and resilience in iot using blockchain. Practical applications of trusted computing in the cloud jesus molina fujitsu laboratories of america. The cloud has become an attractive platform for enterprises to deploy and execute their business services for. These potential threats block sensitive applications to join the cloud.
Current remote attestation schemes for cloud computing lack researches on trusted node of infrastructure as a serviceiaas. Download it once and read it on your kindle device, pc, phones or tablets. Cloud computing is a general concept that incorporates softwareasaservice saas, platformasaservice paas, infrastructureasaservice iaas and other recent wellknown technology trends in which the common theme is reliance on the internet for satisfying the computing needs of the users. Achieving that goal happens by arming an isolated piece of hardware with embedded processing, cryptographic capabilities such as encryption key that is kept safe from software layer attacks. Insiders analysis in cloud computing focusing on home healthcare system. Citeseerx document details isaac councill, lee giles, pradeep teregowda.
Companies encounter iam as security challenges while adopting more technologies. Fpga manufacturers have offered devices with bitstream protection for a number of years. Since the security problems both in software and hardware, we provided a method to build a trusted computing environment for cloud computing by integrating. Hosted solutions has partnered with market leaders vmware, sun, emc, cisco, f5 and. Uol discusses how their cloud utility computing solution benefits from intel trusted execution technology for security and load migration.
Platformasaservice paas is the service model of cloud computing, and it provides a programexecutable environment for service providers. Keystone is an opensource project for building trusted execution environments tee with secure hardware enclaves, based on the riscv architecture. However, big companies and public authorities are reluctant to entrust their most sensitive data to external parties for storage and processing. Cloud computing system based on trusted computing platform. This is especially true for the health domain, where the internet of things, cloud and fog computing, and big data technologies are revolutionizing ehealth and its whole ecosystem, moving it. Bibtex data for towards enhancing web application security using trusted execution download pdf. Stratus trusted cloud allows you to move faster and control costs without compromising availability or security. How intel and softlayer are delivering trusted cloud platforms. Introduction trusted computing and cloud overview of trusted computing csa guidelines and tcg standards practical application encrypted drives trusted network connect. Jun 08, 2009 stratus trusted cloud allows you to move faster and control costs without compromising availability or security. Inspection of trust based cloud using security and capacity.
Towards secure cloud computing architecture a solution. Towards a new paradigm for privacy and security in cloud. Towards a cloudbased integrity measurement service. I am still polishing a follow up to address the questions around encryption gateways and application level encryption in the cloud. For more than 10 years, hes been an active member of the trusted computing group, participating in most of the work groups over time. Sgxbased user credential protection for synchronization applications in cloud computing platform. The aim of this paper is to propose the use of a cloudbased integrity management service coupled with a trustworthy client component in the form of the trust extension device ted platform as a means to to increase the quality of the security evaluation of a client. Our goal is to build a secure and trustworthy opensource secure hardware enclave, accessible to everyone in industry and academia. Cloud computing reduces the total cost of a service by sharing all computational resources with other services. Cloud computing proceedings of the 48th annual southeast. This is especially true for the health domain, where the internet of things, cloud and fog computing, and big data technologies are revolutionizing ehealth and its. Programs that call home and report how they are being used would be a significant threat to privacy.
We split our protocols such that the trusted cloud performs securitycritical precomputations in. Trusted computing is a technology that enables computer systems to behave in a given expected way. Ppt trusted computing powerpoint presentation free to. Towards trusted cloud computing proceedings of the 2009. There exist no satisfactory approaches to adequately protect the data during its lifetime in the cloud. Review of trusted cloud computing platform security. Threshold remote attestation scheme based on trusted cloud. Cloud computing is a new consumption and delivery model for it services. Cloud computing and trusted storage what you need to know to create and manage a powerful and reliable shared storage infrastructure date. Cloud computing grows rapidly as todays advanced information technology. Databright is available for download at this s url. This leads to the creation of a decentralized ai cloud.
In proceedings of the 2009 conference on hot topics in cloud computing, san diego,california. The creation and protection of certificates are not secure enough for cloud computing environments. Towards a new paradigm for privacy and security in cloud services. My last post on encryption and key management in the cloud generated some interesting comments. Cloud computing is essential to deploy technologies such as artificial intelligence, the internet.
Pdf cloud computing infrastructures enable companies to cut costs by outsourcing computations ondemand. Applications of trusted computing in cloud context. During the last decade, internet of things iot approached our lives silently and gradually, thanks to the availability of wireless communication systems e. For example, there is short of the mechanism on the hardware to support the trusted computing in cloud computing system. Trusted platform module archives cloud computing news. They then describe the technical features and architectures of trusted platforms from several different perspectives, finally explaining secondgeneration tpms, including a technical description intended to supplement the trusted computing groups tpm2 specifications. Trustworthy cloud computing is written for advanced undergraduate and graduate students in computer science, data science, and computer engineering as well as software engineers, system architects, system managers, and software developers new to cloud computing. In this paper, we characterize sensitive applications on the cloud sand problem and define two critical security requirements. Trusted computing is a recent industry initiative that aims to. Towards achieving accountability, auditability and trust. A true fieldprogrammable tpm would provide higher levels of security. With the rise of the era of cloud computing, concerns about internet security continue to increase. The lack of confidence in entrusting sensitive information to cloud computing service providers csps is one of the primary obstacles to widespread adoption of cloud computing, as reported by a number of surveys.
Feb, 2018 this leads to the creation of a decentralized ai cloud. Towards a trust management system for cloud computing. For a flourishing cloud market, data should be able to move freely in a trusted and secure way. The issue of trust in public cloud environments is addressed by examining the state of the art within cloud computing security and subsequently addressing the issues of establishing trust in the launch of a. Cloud computing is an internetbased computing technology, where shared resources such as software, platform, storage and information are provided to customers on demand. The cloud has become an attractive platform for enterprises to deploy and execute their business services for business to. Use features like bookmarks, note taking and highlighting while reading cloud computing.
We begin this paper with a survey of existing mechanisms for establishing trust, and comment on their limitations. They can not effectively prevent the attestation from untrusted nodes based on iaas. The trusted root in cloud computing environment has not been defined clearly. As developed currently, trusted computing seriously challenges user privacy and freedom. Our experiments show that trusted hardware such as intel sgx can be added to the usual ml pipeline with no additional costs. Data security and privacy in cloud computing yunchuan.
A security and privacy framework for rfid in cloud computing was proposed for rfid technology integrated to the cloud computing, which will combine the cloud computing with the internet of things. To address this problem we propose the design of a trusted cloud computing platform tccp. The security of cloud computing system enabled by trusted computing technology, in 2010 2nd international conference on signal processing systems icsps, 2010. Cloud computing is an example of the distributed system where the end user has to connect to the services given by the cloud which is maintained by the cloud.
In the cloud computing environment, it becomes particularly serious. Upon receiving a pool of trusted resources, the scheduler schedules the workload on a machine inside the trusted compute pool 4. Trusted computing and secure virtualization in cloud. This has led to the development of the notion of a trusted platform, the chief characteristic of which is the possession of a trusted hardware element which is able to check all or part of the software running on this platform. Nebula provides an architecture dealing with cloud computing. In the meantime i have been working on some trusted computing projects and decided to pen those thoughts down. Dec 15, 2009 cloud computing is a general concept that incorporates softwareasaservice saas, platformasaservice paas, infrastructureasaservice iaas and other recent wellknown technology trends in which the common theme is reliance on the internet for satisfying the computing needs of the users. It lays the foundation for cloud concepts, models, technologies, and mechanisms. Towards securing apis in cloud computing request pdf. Towards a framework for enhancing user trust in cloud.
Keywordscloud computing, cloud security, iaasattack, trusted cloud computing platform. Apart from the eld of trust and reputation models, there are a number of approaches from the eld of trusted computing for ensuring a trustworthy cloud infrastructure. The results show that efficiency of the scheme increases with the threshold value increases and critical trusted threshold decreases. Introduction trusted computing and cloud overview of trusted computing csa guidelines and tcg standards practical application.
The 10th ieee international conference on cloud computing ieee cloud 2017. A trusted architecture for virtual machines on cloud servers with trusted platform module and certificate authority. Open source cloud computing platforms are, similar to trusted computing, a fairly recent technology in active development. We explore a new model for trusted computing in which an existing fixedfunction trusted platform module tpm is coupled with user application code running on a programmable smart card. Different critical trusted threshold values are tested in the research. I hope to tie all the discussions together in a later.
This feature is currently primarily used to prevent ip piracy through cloning. Executive summary cloud computing has become a reality and all comes into focus when you think about what it needs. Fpgas for trusted cloud computing microsoft research. This book documents the scientific results of the projects related to the trusted cloud program, covering fundamental aspects of trust, security, and quality of service for cloud based services and applications. As computers are increasingly embedded, ubiquitous and wirelessly connected, security becomes imperative. A trusted architecture for virtual machines on cloud. In this paper, we characterize sensitive applications on the cloud sand problem and define two critical. Tccp en ables infrastructure as a service iaas providers such. Cloud computing promises a cost effective enabling technology to outsource storage and massively. Trusted computing and secure virtualization in cloud computing. Trust mechanisms for cloud computing journal of cloud. How to extend a trusted relationship from a single physical node to an infrastructureasaservice iaas platform is a problem that must be solved.
The linux virtual machine monitor, in proceedings of the linux symposium, 2007. Thus, in addition to performing authentication of the client e. Cloud computing brochure shaping europes digital future. How will customers of the cloud know that their information will be available to them, as well as secure and safe from others. However, by allowing outsourcing computation on the cloud, users risk of disclosing privacy and obtaining forged results. Towards trusted cloud computing nuno santos, krishna p. To address this problem we propose the design of a trusted cloud. We will show that with appropriate coupling the resulting system approximates a fieldprogrammable tpm. This book documents the scientific results of the projects related to the trusted cloud program, covering fundamental aspects of trust, security, and quality of service for cloudbased services and applications.
Data security and privacy in cloud computing yunchuan sun. These results aim to allow trustworthy it applications in the cloud by providing a reliable and secure technical and legal framework. The scheduler reaches out to the openattestation server to determine a trusted resource 3 via a restful api call. In this book the authors first describe the background of trusted platforms and trusted computing, and speculate about the future. We use this setting to orchestrate distributed computation that enables the creation of a computation market. The security of cloud computing system enabled by trusted. In short, the foremost issues in cloud data security include data privacy, data protection, data availability, data location, and secure transmission. Another entry on the list of cloud functions which has been handled internally is identity access management iam. The market for cloud computing can be considered as the major growth area in ict.
To overcome these shortcomings, this paper puts forward a threshold remote attestation scheme based on trusted cloud computing platformtccp. Cloud computing is a new generation of technology which is designed to provide the commercial necessities, solve the it management issues, and run the appropriate applications. We then address those limitations by proposing more rigorous mechanisms based. Towards a cloudbased integrity measurement service journal. They then describe the technical features and architectures of trusted platforms from several different perspectives, finally explaining secondgeneration tpms, including a technical description intended to supplement the trusted computing groups tpm2. Towards achieving accountability, auditability and trust in. A true fieldprogrammable tpm would provide higher levels of security for userfunctions. Trusted cloud computing platform 10 nodes cloud manager tpm trusted vmm nuno santos. Cloud computing infrastructures enable companies to cut costs by outsourcing computations ondemand. However, clients of cloud computing services currently have no means of verifying the con. Trusted computing and secure virtualization in cloud computing master thesis. Practical applications of trusted computing in the cloud. Trusted cloud computing platform 10 nodes cloud manager tpm trusted vmm nuno santos, mpisws service provider 2009 customer.
Gummadi rodrigo rodrigues mpisws abstract cloud computinginfrastructuresenable companiesto cut costs by outsourcing computations ondemand. Since the reinstantiation of the tss working group for tss 2. From the csps perspective, their longterm returnoninvestment in cloud infrastructure hinges on overcoming this obstacle. Cloud computing is entering what some have called the cloud 2. We then address those limitations by proposing more rigorous mechanisms based on evidence, attribute certification. An entity attacking a cloud environment can choose many different paths, but unless the workload itself is attacked, the attack will leave traces in one or more of the platform control registers pcr. We present a new approach towards a next generation of security and privacy enabled services to be deployed in only partially trusted cloud infrastructures. Towards a framework for enhancing user trust in cloud computing by tamsanqa b nyoni 200800344 dissertation submitted in fulfilment of the requirements for the degree master of commerce in information systems in the faculty of management and commerce of the university of fort hare supervisor. However, clients of cloud computing services currently have no means of verifying the confidentiality and integrity of their data and computation. Oct 31, 2012 my last post on encryption and key management in the cloud generated some interesting comments.
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