security protocols for sensor networks

... freshness is useful for time synchronization within the network NOTATION REQUIREMENTS FOR SENSOR NETWORK SECURITY In this section, we formalize the security properties required by sensor networks, and ... cryptographic primitives and the security protocols in the sensor networks ẳẳ SYSTEM ASSUMPTIONS Before we outline the security requirements and present our security infrastructure, we need to ... implementing a security subsystem for an extremely limited sensor network platform We have identied and implemented useful security protocols for sensor networks: authenticated and condential communication,...

Ngày tải lên: 14/03/2014, 22:20

... sensor nodes, sufficient memory to store cryptographic keys, and means for communicating with outside networks SPINS: SECURITY PROTOCOLS FOR SENSOR NETWORKS We have an advantage with sensor networks, ... References We designed and built a security subsystem for an extremely limited sensor network platform We have identified and implemented useful security protocols for sensor networks: authenticated and ... shows our key derivation procedure We use the SPINS: SECURITY PROTOCOLS FOR SENSOR NETWORKS 529 Table Code size breakdown (in bytes) for the security modules Version Total size MAC Encrypt Key...

Ngày tải lên: 14/03/2014, 22:20

... constraints of sensor networks We have implemented our protocol, using SensorSim [11] and present our simulation results Section details related research in the area of security for sensor networks ... stating how sensor networks are a solution Section details our security protocol for sensor networks Section details our implementation and simulation results We state our plans for future work ... securing sensor networks Like their mobile ad-hoc counterparts sensor networks lack a fixed infrastructure and the topology is dynamically deployed Addressing the security of mobile ad-hoc networks, ...

Ngày tải lên: 14/02/2014, 16:20

... type of application the sensors are used for or where it is situated The types of topologies used for sensor networks include star, mesh, star-mesh etc [2] In Wireless sensor networks there are two ... expensive than sensors having a single base station When working with single protocols, software or certain services, sometimes there is a need for trading of performance or cost for security This ... Security in wireless sensor networks University of Tennessee, [2] Burgner, D E., & Wahsheh, L A (2011) Security of wireless sensor networks Eighth International Conference on Information Technology:...

Ngày tải lên: 05/03/2014, 23:20

... Cisco does not recommend deploying security technologies without an associated policy For further information about security policies and their use, consult the SANS Security Policy Project at: http://www.cisco.com/go/safe ... customers Readers interested in security best practices for smaller networks should read “SAFE: Extending the Security Blueprint to Small, Midsize, and Remote-User Networks mentioned above Following ... capability required is advanced or when performance needs require using specialized hardware (see Appendix D for information regarding integrated security blades for Layer switches versus appliances)...

Ngày tải lên: 28/03/2014, 20:20

... MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS Anna Ha´ c University of Hawaii at Manoa, Honolulu ... sustainable forestry in which at least two trees are planted for each one used for paper production Contents Preface About the Author ix xiii Mobile Agent Platforms and Systems 1.1 Mobile Agent Platforms ... require protocols and architecture supporting these applications Wireless connection has to be provided by the networks and protocols Mobile networks must function efficiently by using their protocols, ...

Ngày tải lên: 01/06/2014, 09:39

... establishment scheme for grid key computation since the memory budget within a sensor for security information storage is limited (iii) The space consumed for storing the crypto-pairs within a sensor is ... efficient network protocols for wireless networks, ” Wireless Networks, vol 7, no 4, pp 343–358, 2001 W Ye, J Heidemann, and D Estrin, “An energy-efficient MAC protocol for wireless sensor networks, ” in ... service sensors are sacrifices and therefore worker sensors not need any predeployment knowledge for pairwise key establishment In iPAK, service sensors, with each carrying a key space, and worker sensors,...

Ngày tải lên: 22/06/2014, 22:20

... not Most current protocols for data transmission, including Aloha and TCP, use this kind of information for the rate control Current proposals for medium access protocol in sensor networks make ... the current information state to a different cell Lemma There exists a constant C such that for any π ∈ Π, there is an observation r for which π − F[π, g(π), r] ≥ , for all < ≤ C, and for any norm ... with signalling for Ad-hoc networks, ” ACM Computer Communication Review, vol 28, no 3, pp 5–26, 1998 A Woo and D Culler, “A transmission control scheme for media access in sensor networks, ” in...

Ngày tải lên: 23/06/2014, 00:20

... MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS Anna Ha´ c University of Hawaii at Manoa, Honolulu ... sustainable forestry in which at least two trees are planted for each one used for paper production Contents Preface About the Author ix xiii Mobile Agent Platforms and Systems 1.1 Mobile Agent Platforms ... require protocols and architecture supporting these applications Wireless connection has to be provided by the networks and protocols Mobile networks must function efficiently by using their protocols, ...

Ngày tải lên: 27/06/2014, 08:20

... require protocols and architecture supporting these applications Wireless connection has to be provided by the networks and protocols Mobile networks must function efficiently by using their protocols, ... application protocols, wireless architecture, and mobile networks This book proposes a comprehensive design for mobile telecommunications including mobile agents, access networks, application protocols, ... user and security managers that establish a user management and allow for the enforcement of access policies An additional resource manager provides information about device utilization, for example,...

Ngày tải lên: 27/06/2014, 14:20

... MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS MOBILE TELECOMMUNICATIONS PROTOCOLS FOR DATA NETWORKS Anna Ha´ c University of Hawaii at Manoa, Honolulu ... sustainable forestry in which at least two trees are planted for each one used for paper production Contents Preface About the Author ix xiii Mobile Agent Platforms and Systems 1.1 Mobile Agent Platforms ... require protocols and architecture supporting these applications Wireless connection has to be provided by the networks and protocols Mobile networks must function efficiently by using their protocols, ...

Ngày tải lên: 13/08/2014, 22:21

... user and security managers that establish a user management and allow for the enforcement of access policies An additional resource manager provides information about device utilization, for example, ... system resources for security reasons Usually these agents interact with the user for an initial configuration before they are launched into the network They allow the user to perform remote operations ... cooperates with a unit for agent system software update allowing for upgrading the AS’s software at least at start-up or upon request An agent launcher is used for application allowing for more convenient...

Ngày tải lên: 13/08/2014, 22:21

... into a more suitable form for the wireless medium Encryption is performed for confidentiality while fragmentation and Forward Error Correction (FEC) coding functions are added for better protection ... additional information for different classes of Asynchronous Transfer Mode (ATM) service (e.g., CBR, VBR, etc.) This additional information is used by the BS to provide better QoS support for different ... acknowledgements carry information about successful or unsuccessful reception, and control information for bandwidth requirements, which consists of the amount and priority of data queued in a PS for transmission...

Ngày tải lên: 13/08/2014, 22:21

... W3C provides the platform for discussion and for planning and creation of an XML Protocol Recommendation Through rigorous examination of the various XML protocols 82 PROTOCOLS FOR WIRELESS APPLICATIONS ... Markup Language (XML), Uniform Resource Locators (URLs), scripting, and other content formats The WAP Forum drafted a global wireless protocol specification for all wireless networks and contributes ... submit application-specific content or information for delivery by XP In forming the standard for the mechanisms, the XP specification may consider support for • • • • • carrying application-specific...

Ngày tải lên: 13/08/2014, 22:21

... the WAP effort to transmit information to a device without a previous user action In the client/server model, a client requests a service or information from a server, which transmits information ... place before delivery over the air Other content types may be forwarded as received The Push Initiator may also precompile its content into binary form to take workload off the PPG, for example ... network performance, especially the performance of relatively slow wireless networks From the point of view of any particular network transaction, the only property or capability information that...

Ngày tải lên: 13/08/2014, 22:21

... is not ideal for slow networks An alternative is to send only the changes The CC/PP exchange protocol does not depend on the profile format that it conveys Therefore, another profile format besides ... used for server-initiated transactions, for example: Server sends to proxy Proxy retrieves profile from client (or checks against a cache) Client returns profile Proxy formats information and forwards ... the format of the document profile, the translation can be done in different ways In the case of a dedicated XML-based format, mapping the XML Schema for the dedicated format to the schema for...

Ngày tải lên: 13/08/2014, 22:21

... table-driven protocols as well as on-demand protocols 9.1 TABLE-DRIVEN ROUTING PROTOCOLS In table-driven routing protocols, each node maintains one or more tables containing routing information ... routing algorithms, network control protocols, or other upper layer protocols intended for use in mobile ad hoc networks The protocol incorporates mechanisms for supporting link status and neighbor ... be sent across Bluetooth connections 9 Routing protocols in mobile and wireless networks Mobile and wireless networks allow the users to access information and services electronically, regardless...

Ngày tải lên: 13/08/2014, 22:21

... are the two categories of routing protocols for ad hoc networks? are the functions of table-driven routing protocols? are the functions of on-demand routing protocols? Practice problem solutions ... Routing protocols in mobile and wireless networks Learning objectives After completing this chapter, you are able to • demonstrate an understanding of routing protocols in mobile and wireless networks; ... wireless networks; • explain table-driven routing protocols; and • explain on-demand routing protocols 180 ROUTING PROTOCOLS IN MOBILE AND WIRELESS NETWORKS Practice problems 9.1: 9.2: 9.3: 9.4:...

Ngày tải lên: 13/08/2014, 22:21

... optimization for the two-phase handoff Several connection protocols have been proposed to facilitate interswitch handoff There are several rerouting schemes for handoff proposed for WATM networks ... optimization for the connections and their QoS requirements It is possible that there are several COSs for the connections Here, we assume that there is one COS for all the connections for an MT ... ATM networks will increase significantly more than that in the existing networks This leads to a shift in the network’s performance bottleneck from channel transmission speed (in most existing networks) ...

Ngày tải lên: 13/08/2014, 22:21

... scheme for ad-hoc wireless networks Proc IEEE ICC ’98, 1998, pp 171–175 I.-R Chen, T.-M Chen and C Lee (1998) Agent-based forwarding strategies for reducing location management cost in mobile networks ... Support for Wireless ATM Networks, Prentice Hall PTR, c Upper Saddle River, NJ REFERENCES 235 A Ha´ and B L Chew (2000) Demand assignment multiple access protocols for wireless ATM c networks ... (2001) An agent-based platform for dynamic service provisioning in 3G mobile systems: scenarios and performance analyses Proc 15th IEEE International Conference on Information Networking, pp 883–888...

Ngày tải lên: 13/08/2014, 22:21