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Browse Research and Tech Reports - Computer Science by Contributor "Nahrstedt, Klara"
Now showing items 1-18 of 18
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Alibi: A framework for identifying insider-based jamming attacks in multi-channel wireless networks (2009-10-31)We consider the problem of identifying the insider-based attacks in the form of jammers in multi-channel wireless networks, where jammers have the inside knowledge of frequency hopping patterns and any protocols used in ...
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PDF (210kB)
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(2007)In this work, we analyze the publish/subscribe distributed system paradigm over mobile ad hoc networks with respect to the performance and the impact of different mobility speeds and patterns of all participants in urban ...
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PDF (171kB)
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(2012-11-05)Applications like Twitter which use chat-like short messaging systems (SMS) have been widely used in public, political, military, emergency, humanitarian and other fields. Such applications usually involve servers ...
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PDF (253kB)
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(2010-08-24)Any network communication system involves finding a path (routing) and controlling the rate (transport) of communication. Existing routing techniques lack an efficient routing metric which reflects the up-to-date status ...
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PDF (157kB)
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(2013-01-25)Existing literature shows that Peer-to-Peer (P2P) content sharing can result in significant scalability gains in addition to assisting content distribution networks (CDNs). However, currently proposed CDN and P2P hybrid ...
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PDF (292kB)
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(2012-08-12)In this paper we present ECDP, an efficient incentive based prioritized content distribution protocol. In ECDP content which originates from some servers or peers is first distributed to some users (peers). As soon as ...
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PDF (307kB)
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(2011-02-08)This is just a short abstract describing a simple extension of our previous work on efficient distributed file system (EDFS) for cloud computing. The extension, GreenEDFS, aims at making EDFS more energy efficient. The ...
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PDF (19kB)
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(2011-04-04)This is just a short abstract describing a simple extension of our previous work on efficient distributed file system (EDFS) for cloud computing. The extension, GreenEDFS, aims at making EDFS more energy efficient. The ...
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PDF (19kB)
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(2010-07)We consider the problem of identifying insider-based attacks in the form of jammers in multi-channel wireless networks, where jammers have the inside knowledge of frequency hopping patterns and any protocols used in the ...
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PDF (188kB)
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(2011-05-05)Many studies have shown that the transmission con- trol protocol (TCP) which is the major transport protocol in the Internet today is finding it increasingly difficult to cope with the growth of communication network ...
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PDF (92kB)
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(2013-01-24)With the fast growth of (online) content and the need for high quality content services, cloud data centers are increas- ingly becoming the preferred places to store data and re- trieve it from. With a highly variable ...
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PDF (576kB)
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(2010-06-01)This paper presents the detailed design and implementation of the joint Bluetooth/Wifi scanning framework called UIM, which collects both location information and ad hoc contact of the human movement at the University ...
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PDF (282kB)
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(2004-05)Policy engineering for access-control security has traditionally focused on specification and verification of safety properties (``nothing bad happens''). In most real systems however, resources and access mechanisms are ...
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PDF (910kB)
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(2012-11-15)In this paper we discuss a preliminary material describing the design of an efficient large scale distributed file system for data centre networks (cloud computing).
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PDF (189kB)
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(2013-01-17)With the fast growth of (online) content and the need for high quality content services, cloud data centers are increasingly becoming the preferred places to store data and retrieve it from. With a highly variable network ...
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PDF (530kB)
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(2011-05)Big Data explosion and surge in large-scale Big Data analytics cloud infrastructure have led to burgeoning energy costs and present a challenge to the existing run-time cooling energy management techniques. T*GreenHDFS, a ...
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PDF (1MB)
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(2011-02-08)Data center energy costs are increasing rapidly and cooling energy costs form a substantial part of the overall energy costs. Existing research on reducing cooling costs focuses on thermal-aware task placement and ...
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PDF (1MB)
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(2009-11-10)Content-based publish/subscribe is a powerful data dissemination paradigm that offers both scalability and flexibility. However, its nature of high expressiveness makes it difficult to analyze or predict the behavior of ...
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PDF (571kB)
Now showing items 1-18 of 18