Secure Cloud Computing by Ramaswamy Chandramouli, Michaela Iorga, Santosh Chokhani

By Ramaswamy Chandramouli, Michaela Iorga, Santosh Chokhani (auth.), Sushil Jajodia, Krishna Kant, Pierangela Samarati, Anoop Singhal, Vipin Swarup, Cliff Wang (eds.)

This ebook offers a variety of cloud computing protection demanding situations and promising resolution paths. the 1st chapters specialise in useful issues of cloud computing. In bankruptcy 1, Chandramouli, Iorga, and Chokani describe the evolution of cloud computing and the present nation of perform, via the demanding situations of cryptographic key administration within the cloud. In bankruptcy 2, Chen and Sion current a buck fee version of cloud computing and discover the commercial viability of cloud computing with and with out safeguard mechanisms related to cryptographic mechanisms. the subsequent chapters tackle safeguard problems with the cloud infrastructure. In bankruptcy three, Szefer and Lee describe a hardware-enhanced safeguard structure that protects the confidentiality and integrity of a digital machine’s reminiscence from an untrusted or malicious hypervisor. In bankruptcy four, Tsugawa et al. speak about the safety matters brought whilst Software-Defined Networking (SDN) is deployed inside of and throughout clouds. Chapters 5-9 specialize in the security of knowledge kept within the cloud. In bankruptcy five, Wang et al. current garage isolation schemes that permit cloud clients with excessive defense specifications to make sure that their disk garage is remoted from a few or all different clients, with none cooperation from cloud provider prone. In bankruptcy 6, De Capitani di Vimercati, Foresti, and Samarati describe rising methods for safeguarding info kept externally and for imposing fine-grained and selective accesses on them, and illustrate how the mix of those ways can introduce new privateness dangers. In bankruptcy 7, Le, Kant, and Jajodia discover facts entry demanding situations in collaborative company computing environments the place a number of events formulate their very own authorization principles, and talk about the issues of rule consistency, enforcement, and dynamic updates. In bankruptcy eight, Smith et al. deal with key demanding situations to the sensible awareness of a procedure that helps question execution over distant encrypted info with no exposing decryption keys or plaintext on the server. In bankruptcy nine, sunlight et al. offer an outline of safe seek concepts over encrypted information, after which tricky on a scheme which may in achieving privacy-preserving multi-keyword textual content seek. the following 3 chapters specialize in the safe deployment of computations to the cloud. In bankruptcy 10, Oktay el al. current a risk-based process for workload partitioning in hybrid clouds that selectively outsources info and computation in line with their point of sensitivity. The bankruptcy additionally describes a vulnerability evaluate framework for cloud computing environments. In bankruptcy eleven, Albanese et al. current an answer for deploying a undertaking within the cloud whereas minimizing the mission’s publicity to identified vulnerabilities, and an economical method of harden the computational assets chosen to help the undertaking. In bankruptcy 12, Kontaxis et al. describe a procedure that generates computational decoys to introduce uncertainty and lie to adversaries as to which info and computation is valid. The final element of the publication addresses matters concerning defense tracking and procedure resilience. In bankruptcy thirteen, Zhou offers a safe, provenance-based power that captures dependencies among procedure states, tracks country alterations through the years, and that solutions attribution questions on the lifestyles, or switch, of a system’s country at a given time. In bankruptcy 14, Wu et al. current a tracking power for multicore architectures that runs tracking threads simultaneously with consumer or kernel code to continuously cost for safety violations. ultimately, in bankruptcy 15, Hasan Cam describes easy methods to deal with the chance and resilience of cyber-physical platforms via using controllability and observability thoughts for linear and non-linear systems.

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Secure Cloud Computing

This ebook offers more than a few cloud computing protection demanding situations and promising resolution paths. the 1st chapters specialise in functional concerns of cloud computing. In bankruptcy 1, Chandramouli, Iorga, and Chokani describe the evolution of cloud computing and the present nation of perform, via the demanding situations of cryptographic key administration within the cloud.

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Extra resources for Secure Cloud Computing

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3. 4. A Digital Signature on the VM template, The use of a Cryptographic Hash function, The use of a Keyed Message Authentication Code, or The use of cloud Provider Environment Discretionary Access Control. Each of these techniques is described and analyzed below. Note that there are numerous variations for each technique and several other techniques, but these techniques were chosen to illustrate how to go about performing security analysis. Also note that, based on the cloud computing paradigm, it is assumed that the cloud Consumer will not download the VM template for authentication in the Consumer’s Enterprise environment.

Chandramouli et al. Architectural Solution: Although the responsibility for configuring the VMs lies with a cloud Consumer, an IaaS cloud Provider can implement functionality whereby the VM Management Interface of the Hypervisor only accepts and executes authenticated API calls. Cloud Consumers need to generate or possess a public/private key pair that will be used for signing the calls submitted to the VM Management interface. The public key needs to be bound to the Consumer’s identity in a public key certificate signed by a trusted authority.

The site is composed of 34,000 sqft buildings [33]. Especially in cloud setups, high speed networks allow global-wide distribution and integration of load from thousands of individual points of load. This in turn flattens the 24-h overall load curve and allows for efficient peak handling and comparably high utilization factors (50–60 % est. [28]). Cloud providers run the most efficient infrastructures, and often are at the forefront of innovation. Moreover, clouds have access to bulk-pricing for network service from large ISPs, often one order of magnitude cheaper than mid-size enterprises.

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