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A secure cloud access method based on SDN Xu Yao Guo Zhigang Shouguo This paper combines SDN (Software tabbed Networking) technology to propose a new security cloud access model from the point of Access security. In this model, the cloud service provider (CSP) is concerned only with data processing and storage, and the third server provides the corresponding access security service according to the needs of the cloud users. In a SDN network, a third service can adopt a network management policy based on service name addressing, which makes the service easy to extend or recover. ...

Design and implementation of cloud storage system based on Homomorphic encryption Song Danxi when the encrypted data stored on the cloud server was developed to a certain scale, the effective retrieval of encrypted data will be an urgent problem, the traditional information retrieval technology has been difficult to meet the needs of massive data retrieval in cloud storage environment, The effective retrieval of cloud encrypted data becomes one of the important research topics that need to be solved at present. In the case of data encryption, the Homomorphic encryption scheme can be used to statistic, analyze and retrieve the ciphertext information, and the result of operation is automatically encrypted. Be in the cause of

A cloud access control system based on privacy protection Nanjing University of Posts and telecommunications Shaojiu This paper presents a new access control model in cloud computing environment, which can not only provide efficient and flexible access control strategy in complex and changeable cloud environment, but also have the ability to protect the privacy data in Mah-abe. This paper focuses on the principle of the ABE encryption algorithm, in the attribute allocation and multi-attribute authority, attribute cancellation three models to do the algorithm to improve, from the performance and security of a number of angles to design a suitable for the cloud computing environment access control model.

Analysis on the security research based on the cloud computing theory Shan various applications based on cloud computing have been promoted in many fields of society, and the security of cloud computing has followed.   Based on the concept of cloud computing, this paper focuses on the security status of cloud computing services, the related concepts of trusted cloud security and its key technical support, and the non technical means of trusted cloud security. Keywords: cloud computing, security, trusted cloud, security cloud temp_12121108 ...

Simulation of cloud medical robot system based on wireless network Wang Xiaolin Jiang Jiancong Medical robot is a new interdisciplinary subject integrating medicine, bionics, mechanical mechanics, material science, computer science, operational research and robotics. With the development of sensor technology, communication equipment, especially cloud computing, cloud medical robot emerged. A cloud medical robot requires a small amount of hardware and software configuration, and most of the resources and computing processes required are provided by the connected cloud. Cloud medical robots are transformed from computational or resource-intensive to efficient and functional-intensive, which can be done more efficiently ...

The experiment of meteorological data processing and tuning based on mapreduce calculation model Yang Runzhi Shen Wenhai Xiaoweizing Hu Kaixi Yang Xin Wang Tian Cloud computing technology The computing power and computational efficiency of parallel computing are realized by using distributed computing technique, which solves the problem of low computing capacity of stand-alone server. The climatic standard values calculated based on the long sequence history data are of great significance to the real time service, quasi real time service and scientific research in the meteorological field. Because of the large amount of data and the complexity of the computational logic, it takes a long time to compile the traditional single node computing platform.

The present situation and prospect of intelligent city research based on word analysis Chris Zheng This study takes Cnki as the data source, the paper extracts and induces high-frequency keywords, uses the method of common word analysis and factor analysis cluster analysis and multidimensional scale analysis, discusses and analyzes the current research situation of domestic intelligent city, and forecasts its development trend. Present situation and prospect of intelligent city research based on word analysis

Project management and security design of multi-projection system based on cloud computing Shan Liang in the traditional multi-projection display system, all kinds of media resource files are scattered in the local, and occupy a large storage space, the use of local storage equipment is difficult to manage all project files and storage. In order to solve this problem, a project management solution for multiple projection display system based on cloud computing is proposed. Amazon Cloud computing platform for the implementation of multiple projection project online management, registration and create project and progress information, the use of cloud Platform storage space and scalable computing capabilities, the project related to the export of engineering documents ...

Multi-bank electronic cash system based on TPM in cloud computing Zhu Hai The virtualization technology for cloud computing can solve the problem of privacy leakage, irregular transaction and high cost investment in traditional electronic cash system, in the existing work, Considering that businesses and users use the same bank to some extent limit the widespread use of electronic cash, a trusted cloud platform based on TPM Electronic cash scheme is proposed. This scheme takes account of the efficiency and security of electronic cash payment, uses the group signature and Elliptic curve algorithm ECC to improve the execution efficiency of the Protocol, and uses the Trusted Platform module ...

Research on the book Intelligent recommendation system based on cloud computing Li Chuzhen, Wu Wenling briefly introduced the book Intelligent Recommendation system and cloud computing related concepts and technology, in view of the current traditional book Intelligent recommendation system due to the large number of data storage and recommendation of the speed of the problem, based on the cloud computing environment of the book Intelligent Recommendation System,  The system architecture and recommendation process are elaborated in detail. Keywords: Book intelligent recommendation system; cloud computing; architecture; Association rules Research on book Intelligent recommendation system based on cloud computing

Analysis on the utility of campus cloud platform based on Markov chain Ji Yao Xu Glorious Mao Oriental Maria Campus Network has many problems, such as high energy consumption, low efficiency, waste, etc., which can be solved by cloud computing, but the benefit growth of cloud computing does not have a good standard. This paper gives a brief description of the campus cloud platform, analyzes the cost of the data center and the costs of the user instance, and puts forward the cost utility function of the campus cloud platform. A Markov chain model of campus cloud Platform is established to analyze load balancing strategy and greedy strategy. Using Cloudsim to simulate the campus cloud platform, the model is ...

Design of traffic cloud data processing platform based on Hadoop the rapid development of urban traffic in the city has brought more and more convenience to people at the same time, also appeared the city traffic pressure is too large, not efficient use of traffic resources. The goal of urban Intelligent transportation planning is to analyze the traffic situation and provide quality traffic guidance for travelers in the face of super large-scale travel volume. In this paper, the concept of traffic cloud is introduced, the traffic data and its calculation are concentrated in the "cloud", using the MapReduce distributed computing of Hadoop ...

An opennebula-based cloud computing environnement for bioinformatics Peter van Heusden, Long Yi and Alan christoffels A cloud com Puting Environnement provides the opportunity to a (...

SEO engineers talked about the shortcomings of JS as simple as possible, personally think that JS is a hard-to-debug development of scripting language, wrote JS code, people know that SEO engineers debugging JS is a very troublesome opinion things, so the web engineer to take High wages we do not think there is any unfair, and then we all know the impact of JS on SEO, frankly I think the impact of JS is not great, as long as not too much, if the code as much as possible encapsulated into the JS file Call can be. Some days ready to write an article to optimize JS code finishing, SEO engineers have long been used ...

IoT service based on probabilistic theme model discovers Weijiang Jinzhi Xu Yu The mass of service quantity in the Internet of things, according to the heterogeneity of service description and the resource height limitation and mobility of equipment service, this paper proposes a method of discovering IoT service based on probabilistic theme model. The main features of this method are: 1 Using English Wikipedia to build a high quality theme model and semantic extension of the service text description similar to the short text, so that the theme model can more effectively estimate the implied theme of the service textual description; 2. To use the Nonparametric theme model to learn the clothing ...

The publishing and distribution coping strategies based on "Cloud publishing" Bi The Emergence of "cloud computing" has brought new impetus to the development of publishing industry, "Cloud publishing" based on "cloud computing" can integrate different regions, different carriers, different forms of various platforms, the formation of publishing content cloud, publishing technology cloud, publishing channel Cloud and publishing services cloud. On the basis of understanding the present situation and development mode of "cloud publishing", this paper discusses some coping strategies of publishing and issuing in the face of "Cloud publishing". Keywords: cloud computing Cloud Publishing development model coping strategies based on "Cloud publishing" publishing and distribution

Cloudow: A software that is based on user layer virtualization------service mode running system Zhang-hui, Li Yanhua, Zheng. This paper presents a new SaaS model supporting existing Windows desktop software and implements its prototype system Cloudow: Users can run existing Windows software on demand on any networked-compatible computer (no installation is required), and the software's personalization configuration can be retained for recovery in the next use. Cloudow using the user Layer Virtualization Technology solution ...

Salesforce changed CRM (Customer Relationship Management), Workday changed HCM (Human resource management), and now a start-up company wants to change the old, lagging staff salary management, this company is called Zenpayroll. It comes from Y Combinator, which provides payroll management services based on cloud technology. Zenpayroll this month, the CEO investment of four companies, including Yammer, Box, Yelp and Dropbox, is also ...

SAP announced at the Sapphire meeting that SAP's Hana Cloud Platform will ultimately be the foundation of all of its cloud-based applications. The Hana Cloud Platform includes core memory databases as well as application development tools, analysis and Integration services. SAP announced the announcement in Tuesday, shortly after launching the Hana Enterprise Cloud service. Hana Enterprise Cloud is a new service that provides users with the ability to run their SAP Business suite software, CRM, and Enterprise warehouse software in a cloud environment. These software are generally installed within the enterprise. SAP is planning to ...

North Ming Software Limited (hereinafter referred to as "North Ming") board secretary Hechangqing that cloud computing is a change in computing patterns, and its arrival has actually affected the architecture of the application software, closely following the development of cloud computing after the 2010 north-Ming integration, and will partner with the multinational it cloud service provider with the role of integrator, Provide management support services based on cloud platform. Mr Hechangqing, secretary of the Software board of Northern Ming, Reporter: What opportunities and changes do you think cloud computing brings to the IT industry? Hechangqing: The advent of cloud computing has actually affected the application of soft ...