key management in ad hoc networks

... Probabilistic key predistribution [14, 15, 16] Dynamic key management [17] Hierarchical key management [12] Location based keys [13] Figure 2: Existing key management solutions for WSNs additional ... and Networking No key predistribution [6] Master key based pre-distribution [9, 10] Key management in WSNs Using asymmetric cryptography [4, 5] Using symmetric cryptography Paire-wise key pre-distribution ... neighbors A cluster key is a key shared between a node and all neighboring nodes A group key is a key common to the entire network The individual key is preloaded After deployment, neighboring nodes establish...

Ngày tải lên: 21/06/2014, 11:20

... grouping or clustering issues for reducing traffic overhead and broadcast storm problems of MANETs, reducing the rekeying costs in Figure 2: A elliptic curve with P + Q + R = O key updating and increasing ... Joining = O (1) Delete = O (log n) Joining = O(log n) Node joining/delete Node operations Max = 2h − Min = Fab(h + 2) − Max = 2h − Min = Fab(h + 2) − Max = n Min = Max = n Min = Max = 2h − Min ... and P Ning, “TinyECC: a configurable library for elliptic curve cryptography in wireless sensor networks, ” in Proceedings of the International Conference on Information Processing in Sensor Networks...

Ngày tải lên: 21/06/2014, 11:20

... should be evenly spread in the network 2.3.2.1 Creating a dominating set In [26], a dominating set is created to handle the discovery of services A dominating set is defined as a set that nodes ... for managing Chapter Introduction communications in their vicinity Such architecture requires large investments in order to deploy these expensive infrastructures Upgrading of such networks has ... processed in the backbone using the links that are maintained between backbone nodes This approach generates high overhead in a mobile environment because the backbone nodes have to maintain the...

Ngày tải lên: 05/10/2015, 21:22

... [in ASCII format] [9] Kärpijoki, V Signalling and Routing Security in Mobile Ad Hoc Networks Proceedings of the Helsinki University of Technology, Seminar on Internetworking - Ad Hoc Networks, ... [in ASCII format] [12] Mäki, S Security Fundamentals in Ad Hoc Networking Proceedings of the Helsinki University of Technology, Seminar on Internetworking - Ad Hoc Networks, Spring 2000 ... of Key Management As in any distributed system, in ad hoc networks the security is based on the use of a proper key management system As ad hoc networks significantly vary from each other in many...

Ngày tải lên: 22/03/2014, 15:21

... Multi-channel Mac for Ad Hoc Networks: Handling Multichannel Hidden Terminals Using a Single Transceiver, in 5th ACM International Symposium on Mobile Ad Hoc Networking and Computing, MobiHoc ‘04, 222–233 ... Quality of Service Provisioning in Ad hoc Wireless Networks: A Survey of Issues and Solutions Ad Hoc Networks 4, 83–124 (2006) L Kleinrock, F Tobagi, Packet Switching in Radio Channels: Part I-Carrier ... hopping pattern or have individual hopping patterns In multi-channel WLANs the common hopping approach is used for example in Channel-Hopping Multiple Access (CHMA) which was introduced in [11] In...

Ngày tải lên: 20/06/2014, 22:20

... capacity improvement of ad hoc wireless networks using directional antennas,” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc ’03), pp 108–116, ... anonymous on demand routing with untraceable routes for mobile ad- hoc networks, ” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc ’03), pp 291–302, ... Martin, A Ren, and R Bagrodia, “Directional virtual carrier sensing for directional antennas in mobile ad hoc networks, ” in Proceedings of the 3rd ACM International Symposium on Mobile Ad Hoc...

Ngày tải lên: 21/06/2014, 20:20

... Ramanathan, “On the performance of ad hoc networks with beamforming antennas,” in Proceedings of the 2nd ACM International Symposium on Mobile Ad Hoc Networking & Computing (MobiHoc ’01), pp 95–105, Long ... exploitation of directional antennas in ad- hoc wireless networks, ” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking & Computing (MobiHoc ’03), pp 98–107, Annapolis, ... Martin, R Bagrodia, and A Ren, “Directional virtual carrier sensing for directional antennas in mobile ad hoc networks, ” in Proceedings of the 3rd ACM International Symposium on Mobile Ad Hoc...

Ngày tải lên: 21/06/2014, 22:20

... Vaidya, “Location-aided routing (LAR) in mobile ad hoc networks, ” in Proceedings of the 4th Annual ACM/IEEE International Conference on Mobile Computing and Networking (MOBICOM ’98), pp 66–75, ... representing not only patterns with only one increment in the x and y coordinates (e.g., the SIMM model), but also with several increment values in these coordinates, with a smooth variation in this increment ... be a real number in the interval [1, Δmax ] By allowing the increments in position to assume absolute values in this more general interval, a broader range of speeds, corresponding to MNs moves,...

Ngày tải lên: 22/06/2014, 19:20

... Madhow, “Distributed beamforming for information transfer in sensor networks, ” in Proceedings of the 3rd International Symposium on Information Processing in Sensor Networks (IPSN ’04), pp 81–88, ... as an increasing function of SINRi in (6) γ i := = SINRi + SINRi M H j =1 P j u j Δi u j Pi uH Ωi ui i , + K=M+1 P j uH Ωi u j + η j j (7) EURASIP Journal on Advances in Signal Processing which ... transmission In particular, in local broadcasting, each source node broadcasts its databearing signal to the other ones in the source cluster; then in cooperative transmission, each node in the source...

Ngày tải lên: 22/06/2014, 19:20

... terms of processing and networking overhead for the increased security that it offers In this paper, we examined the certification process for clustering routing protocols in ad hoc networks, and ... “Securing Ad Hoc networks, ” IEEE Network, vol 13, no 6, pp 24–30, 1999 [8] M Steenstrup, “Cluster-based networks, ” in Ad Hoc Networking, C E Perkins, Ed., chapter 4, pp 75–138, Addison-Wesley, Reading, ... Belding-Royer, “Multi-level hierarchies for scalable Ad Hoc routing,” Wireless Networks, vol 9, no 5, pp 461–478, 2003 [3] S Basagni, “Distributed clustering for Ad Hoc networks, ” in Proc International...

Ngày tải lên: 23/06/2014, 00:20

... routing in ad hoc networks, ” IEEE J Select Areas Commun., vol 17, no 8, pp 1488–1505, 1999 [4] B Das and V Bharghavan, “Routing in ad- hoc networks using minimum connected dominating sets,” in ... stability-based adaptive routing (SSA) for ad hoc mobile networks, ” IEEE Pers Commun., vol 4, no 1, pp 36–45, 1997 [10] Q Xue and A Ganz, Ad hoc QoS on-demand routing (AQOR) in mobile ad hoc networks, ” ... routing in ad hoc wireless networks, ” in Mobile Computing, pp 153–181, Kluwer Academic, New York, NY, USA, 1996 [21] A Nasipuri and S R Das, “On-demand multipath routing for mobile ad hoc networks, ”...

Ngày tải lên: 23/06/2014, 00:20

... sensing given the inherent inaccuracy of spectrum sensing Page of 15 Coordinated Sender-Receiver Sensing In ad hoc environments in which nodes are exposed to different parts of the network, the interference ... SU-TX Receiving Acknowledgement tx (Pint rx (Pint if receive(ACK) and Rmin < R(i) then max−1 Single_SU = increase(Rmin) else current_spectrum = Single_SU = Rmin = R1 end if (i) E[Pint ⎧ 2 (i) ... access in ad hoc networks: a POMPD framework IEEE J Sel Areas Commun 25(3), 589–600 (2007) S Huang, X Liu, Z Ding, Opportunistic spectrum access in cognitive radio networks in Proceedings of...

Ngày tải lên: 20/06/2014, 21:20

... sensing given the inherent inaccuracy of spectrum sensing Page of 15 Coordinated Sender-Receiver Sensing In ad hoc environments in which nodes are exposed to different parts of the network, the interference ... SU-TX Receiving Acknowledgement tx (Pint rx (Pint if receive(ACK) and Rmin < R(i) then max−1 Single_SU = increase(Rmin) else current_spectrum = Single_SU = Rmin = R1 end if (i) E[Pint ⎧ 2 (i) ... access in ad hoc networks: a POMPD framework IEEE J Sel Areas Commun 25(3), 589–600 (2007) S Huang, X Liu, Z Ding, Opportunistic spectrum access in cognitive radio networks in Proceedings of...

Ngày tải lên: 20/06/2014, 22:20

... (u) are examined in order to include in MPR(u) the vertex v If there are remaining nodes without covering in N (u), in the second stage, those vertices in N (u) covering more vertices in that situation ... certain overload is originated in the network due to the continuous updates produced in routing information, while in the second case, certain delay is produced by the execution of routing discovery ... t + servers in advance in order to obtain A’s public key signed with the CA’s secret key One of the servers included in the previous coalition will be in charge of playing the combiner’s role...

Ngày tải lên: 21/06/2014, 11:20

... Nagesh for performing the simulations required for the plots [21] [22] REFERENCES [1] K Fokine, Key management in ad hoc networks, ” M.S Thesis, Link¨ ping University, Link¨ ping, Sweden, 2002 ... designer with the trade-offs involved in designing the key management scheme Four different scenarios are analyzed by varying each of the parameters n, k, q, and y, while keeping the remaining three parameters ... mobile ad hoc network in which forming a coalition of large number of nodes is often difficult The concept of redundancy in key shares is introduced to increase the probability of recreating the CA key...

Ngày tải lên: 23/06/2014, 00:20

... UNIVERSITY OF TECHNOLOGY AND ENGINEERING Binh Minh Nguyen EFFICIENT CORE SELECTION FOR MULTICAST ROUTING IN MOBILE AD HOC NETWORKS GRADUATION THESIS Faculty of Information Technology Supervisor: ... participating, the network topology, link state, Which are not available or too expensive to acquire in mobile ad hoc networks There are many proposed protocol for multicast routing in mobile ad hoc networks, ... Internet Grouping Management Protocol Internetwork Operating System Internet Protocol Local Area Network Link-State Advertisement Mobile Ad Hoc Networks Multicast Ad hoc On Demand Distance Vector Multicast...

Ngày tải lên: 23/11/2012, 15:03

... service 6.1 Introduction 6.2 Routing in mobile ad hoc networks 6.3 Routing with quality of service constraints 6.4 Quality of service routing in ad hoc networks 6.5 Conclusion and further reading 6.6 ... without using any such infrastructure or administrative support [1, 2] Ad hoc wireless networks are self-creating, self-organizing, and self-administering They come into being solely by interactions ... Contents Preface Acknowledgements Introduction 1.1 Ad hoc networking 1.2 The ad hoc wireless network: operating principles 1.3 Ad hoc networks: vulnerabilities 1.4 Ad hoc networks: security requirements...

Ngày tải lên: 25/03/2014, 12:07

... stability can also in uence the signaling overhead A frequently changing clustering structure results in an increase in maintenance messages and thus increasing the load on nodes From the figure, we ... clustering All clustering algorithms incur some additional signaling overhead to Page-20 form and maintain their cluster structures The clustering overhead consists of: HELLO packets overhead, cluster ... Seed, Supporting inter-vehicular and vehicle-roadside communications over a clusterbased wireless ad- hoc routing algorithm, in Proceedings of the Winter International Symposium on Information...

Ngày tải lên: 20/06/2014, 20:20

... bootstrapping, applying a DCA private key, joining a new CH, evicting an existing CH, refreshing CH shares In Bootstrapping operation, to construct the shared key and establish a (k,n) threshold sharing ... based key management model for ad hoc networks the Third Annual Mediterranean Ad Hoc Networking Workshop (2004) DY Lee, HC Jeong, An efficient certificate management for mobile ad- hoc network, in ... even in the destination cluster or position Also, we can consider two kind of client nodes mobility, nodes mobility inside the nodes administrative domain and between the administrative domains...

Ngày tải lên: 20/06/2014, 22:20