Performance Evolution of MR-AODV for MANET Under Various Attacks

DOI : 10.17577/IJERTV3IS031826

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Performance Evolution of MR-AODV for MANET Under Various Attacks

Vimal Kumar Parganiha

Computer Science And Engineering(Information Security) Disha institute Of Management And Technology

Raipur, India

Prof. Sanjivani Shantaiya

Computer Science And Engineering(Information Security) Disha institute Of Management And Technology

Raipur, India

Prof. Somesh Dewangan

Computer Science And Engineering(Information Security) Disha institute Of Management And Technology

Raipur, India

Abstract A MANET, simply by definition, includes nodes which are mobile. It's got a powerful topology as well as lacks a new central curbing entity. Role of ad-hoc networks has grown to be vital with ubiquitous calculating. Ad-hoc On-demand Distance Vector (AODV) is this type of routing protocol that's susceptible to a number of security risks against ad-hoc networks. Wormhole attacks along with routing episodes are this kind of attacks which drop significant amount of packets simply by performing package forwarding misbehavior as well as breach this security to be able to cause denial of assistance in Cell Ad-hoc Cpa networks (MANETs). In this work, many of us discuss previous work, MR-AODV, to identify and segregate multiple detrimental nodes while in route discovery process as well as propose a new modified version to further improve the effectiveness of MANET. In addition to we furthermore propose a new modified edition to identify and segregate more course-plotting attacks with MANET. And mechanism that's capable of detecting a new malicious node under wormhole strike. It furthermore maintains a brief history of this nodes previous malicious situations to take into account the misbehavior. All of us analyze this proposed answer and examine its effectiveness using network Simulator-2 (NS- 2) under different network parameters.

Keywords MANET; Secure Routing; Blackhole Attack; Grayhole Attack; wormhole Attack; AODV; R-AODV; MR- AODV.

  1. INTRODUCTION

    Any mobile ad hoc network (MANET) is a self-configuring infrastructure-less network of mobile phones connected by wireless. Random is Latina and implies "for this particular purpose". Next generation of wireless transmission systems, you will see a requirement for the swift deployment of independent mobile users. Significant examples include establishing survivable, productive, dynamic transmission for emergency/rescue surgical procedures, disaster pain relief efforts, and also military systems. Such network scenarios cannot rely on centralized and also organized on-line, and may

    be conceived seeing that applications of Mobile Random Networks. A MANET is an autonomous assortment of mobile users that communicate over relatively bandwidth minimal wireless backlinks. Since the actual nodes tend to be mobile, the network topology may change swiftly and unpredictably over time. The network is decentralized, where just about all network activity including obtaining the topology and also delivering messages has to be executed by the nodes themselves, i. age., routing functionality will probably be incorporated straight into mobile nodes.

    Fig 1:Example of MANET

    You will discover three principal routing practices proposed intended for MANET: Random On-demand Mileage Vector (AODV) direction-finding, dynamic Source Routing (DSDV), and also Destination Sequence Distance Vector direction- finding protocols. AODV and also DSR remain in on-demand direction-finding protocols and also DSDV is a table-driven direction-finding protocol. These practices are prone to different stability attacks. In this paper, we employ AODV direction-finding protocol since the AODV protocol is prone to the blackhole strike. So we have now simulated the actual behavior of blackhole strike on AODV with MANET.

    MANET confronts several problems. They incorporate:

    1. Multicast Routing Creating of multicast direction-finding protocol for any constantly altering MANET natural environment.

    2. Top quality of support (QoS) Offering constant QoS intended for different multimedia system services with frequently altering environment.

    3. Internetworking Conversation between sent network and also MANET although maintaining tranquility.

    4. Electric power Consumption Having a of efficiency of energy and breakthrough of energy saving direction-finding protocol. In this post, we provide a brief overview of the direction-finding protocols found in MANET, also a brief discussion in wormholes, their own detection and also avoidance. However, the most significant contribution in this article is a quantitative examine of performance of distinct protocols beneath wormhole strike using NS2 network simulator. Similar performance analysis intended for packet decline replacement with VoIP by simulation making use of NS2 has been done with [3]. Many authors [1], [4] used Opnet to perform the simulation intended for performance investigation..

  2. RELATED WORKS

    Ira suggested a cluster-based plan BHAPSC in order to avoid Blackhole invasion in MANET which often detects everyday living of destructive nodes in addition to discovers the exact location at specific time; it retains a Camaraderie Table regarding checking partnership of group head having its neighbor node. If following hop node is just not a friend then the False packet is delivered to the unknown person. A believe in estimator is usually invoked for you to calculate a trust worth and appropriately, the Camaraderie Table is usually updated. If believe in value is going of bearable range, stranger is usually broadcasted being a Blackhole. The plan has disadvantages of improve in redirecting overhead on account of generation regarding False packets; on top of that, maintenance regarding Friendship Dining room table adds considerable overhead.

    Moumita propose to her a two-step cooperative device to find multiple destructive nodes; it demands each node to account for its next door neighbor by retain two tables namely routine table (SnT)and position table (ST); using the information, an intermediate node can certainly detect dubious node; in the second stage source node broadcasts in addition to notifies the many neighbors on the suspicious node for you to cooperatively take part in the conclusion process; source node works on the Voter Dining room table for get together votes regarding neighbors for your suspicious node; while in voting practice, Test Packet and Acceptance Packet are utilized to replace the Voter Dining room table. A Alert message is delivered to notify additional nodes in the network in addition to update the Status Tables. The device, though, provides drawback regarding adding considerable overhead about each node regarding maintain a lot of tables; on top of that,

    additional packets for example Test Packet, Acknowledgement Packet and Alert message enhances routing cost to do business.

    A Watchdog device proposed by simply Surana employs promiscuous manner to find a destructive node while in route resolve phase and an alternate route; that maintains 2 extra tables pending packet table in addition to node status table. If packet is just not forwarded by simply adjacent node, the actual node status table is usually updated appropriately. If final amount of packets lowered exceeds threshold1and ratio of the quantity of dropped packets to the quantity of forwarded packets meets

    threshold2 subsequently promiscuous manner tells additional nodes regarding the malicious nodes. Nonetheless, as the actual approach employs promiscuous manner, it utilizes ore power, adds computational cost to do business to nodes and doesn't support directional antennas; increasing this, it contributes overhead regarding maintenance regarding two further tables.

    Deng proposed one way based about verifying the actual existence of an path from the next ut node (to the actual rrep giving node). The method was well suited for single black hole discovery only.

    Ersus. Ramaswamy applied the THROUGH in addition to FROM bit in the DRI kitchen table to find the collaborative Black color Hole Stores. However, the approach employs redundant little transmissions regarding THROUGH portions Al-Shurman utilized the network redundancies to learn the protected route (that is the one which is not really black gap struck). The algorithm, however, suffered form an enormous time hold off, unnecessary in the event the path is just not black gap struck.

    Another considerable algorithm ended up being presented by simply Aggarwal certainly where an backbone network was used to identify black hole chains. The returning bone network was instructed by the source to complete the black hole route discovery only when the destination struggles to receive the actual packets that transmitted.

  3. OVERVIEW OF AODV PROTOCOL

    AODV represents Ad-Hoc on Demand distance Vector Routing algorithm. It really is an formula that starts the path discovery only on demand, that is, a path is discovered each time a route is required for transmission. It uses the next control packets along the way of path discovery:

    1. RREQ: Option Request

    2. RREP: Option Reply

    3. RRER: Option Error

      Ad hoc On-Demand Range Vector (AODV) is usually a reactive routing protocol which usually creates a road to destination whenever required. Routes aren't built until certain nodes mail route development message just as one intention to be able to communicate or transmit data with one another. Routing data is stashed only inside the source node, this destination node, and the intermediate nodes down the active path which handles data transmission. This scenario decreases this memory cost to do business, minimize the application of network sources, and run well with high freedom situation. Within AODV, this communication consists of main several

      procedures, we. e. path discovery, establishment and maintenance from the routing walkways. AODV works by using 3 types of control messages to run the formula, i. at the. Request (RREQ), Option Reply (RREP) and Route Malfunction (RERR) mail messages. The format of RREQ and RREP packets tend to be shown with Table My spouse and i and Desk II. When the source node wishes to establish this communication with all the destination node, it will issue this route development procedure. The foundation node broadcasts path request packets (RREQ) to every one its obtainable neighbors. The actual intermediate node that receive obtain (RREQ) will certainly check this request. In the event the intermediate node would be the destination, it will reply which has a route respond message (RREP). Whether it is not this destination node, the request in the source will probably be forwarded to be able to other next door neighbor nodes. Ahead of forwarding this packet, each node will certainly store this broadcast identifier and the previous node number that the obtain came. Timer will probably be used from the intermediate nodes to be able to delete this entry whenever no respond is received for that request. When there is a respond, intermediate nodes could keep the sent out identifier and the previous nodes that the reply originated in. The sent out identifier and the source ID are used to detect if the node offers received this route obtain message recently. It stops redundant obtain receive with same nodes. The origin node may get many reply, in that case it will certainly determine after which message will probably be selected using the hop number. When a link breaks along, for example a result of the node freedom, the node will certainly invalidate this routing stand. All destinations will become unreachable a result of the loss from the link. It next creates a new route error (RERR) concept which lists all of these lost places. The node transmits the RERR upstream towards source node. When the source obtains the RERR, it reinitiates path discovery in the event that it however requires this route.

      MR-AODV: – even comes close the path discovery procedures of R-AODV and Modified R-AODV (MR-AODV) with presence of a malicious node. As shown with Fig. 1(a) [7], if a malicious node is detected by means of an advanced node immediately after receiving RREP, R-AODV grades the RREP seeing that DO_NOT_CONSIDER and marks this node mailing RREP seeing that MALICIOUS_NODE inside the routing stand; the RREP is then forwarded within the reverse road to the origin which changes routing tables of all of the nodes within the reverse path with malicious node access; a path towards location is decided on by choosing unmarked RREPs. However, in MR-AODV, if a node picks up a malicious node, it updates this routing stand with malicious node access and discards this RREP seeing that shown with Fig. 1(b); it truly is neither forwarded within the reverse path nor uses a DO_NOT_CONSIDER a flag; thus, all RREPs reaching towards the source node will probably be sent by means of genuine nodes only; the RREP showing shortest more fresh path will probably be chosen with regard to data transmission from the source node. Hence, MR-AODV tries

      to lower routing cost to do business by definitely not forwarding RREP immediately after detection involving misbehavior.

  4. ATTACKS ON AODV(MANET)

    Flooding Attack -The purpose of the surging attack is usually to exhaust your network assets, such while bandwidth in order to consume any nodes assets, such while computational and battery power or for you to disrupt your routing procedure to cause severe degradation in system performance. By way of example, in AODV standard protocol, a destructive node can certainly send a lot of RREQs in a brief time period to any destination node that will not exist in the network. Because nobody will answer the RREQs, these RREQs will probably flood the entire network. Consequently, all in the node battery power, as well as system bandwidth will likely be consumed and can result in denial-of-service.

    Black-hole Attack – In the black-hole episode, a destructive node communicates fake course-plotting information, claiming who's has a optimum option and will cause other great nodes for you to route information packets over the malicious one. For illustration, in AODV, the adversary can send out a fake RREP (including any fake desired destination sequence number that is certainly fabricated being equal or higher than the one contained in the RREQ) towards source node, claiming who's has any sufficiently fresh method to the desired destination node. This causes the cause node to pick the option that passes over the attacker. Thus, all traffic will likely be routed over the attacker, and as a consequence, the adversary can mistreatment or dispose of the targeted traffic. Figure 1 shows a good example of a Black-hole episode, where adversary A communicates a fake RREP towards source node S, claiming who's has any sufficiently fresher route when compared with other nodes. Since the attackers promoted sequence range is beyond other nodes collection numbers, the cause node S will find the route that passes through node A.

    Fig. 2: Example of a Black-hole attack

    Link Withholding Attack – On this attack, a detrimental node ignores the necessity to advertise the link of certain nodes or several grouped nodes, which can result in link decline to these types of nodes. This attack is very serious within the OLSR process.

    Link Spoofing Attack – In a very link spoofing attack, a malicious node markets fake hyperlinks with non-neighbors in order to disrupt course-plotting operations. For example, in your OLSR standard protocol an enemy can market a false link ith a targets two-hop others who live nearby. This causes the objective node to select the malicious node being its MPR.

    As a possible MPR node, a malicious node will then manipulate information or course-plotting traffic, by way of example, modifying as well as dropping your routing traffic or performing other styles of DoS episodes. Figure shows an illustration of this the hyperlink spoofing attack within an OLSR MANET. From the figure, we think that node A will be the attacking node, and node T will be the target being attacked. Prior to attack, both equally nodes The and T are MPRs with regard to node T. During the url spoofing attack, node The advertises a fake hyperlink with node Ts 2 hop neighbors, that can be, node D. According for the OLSR standard protocol, node T will choose the malicious node The as its only MPR considering that node A will be the Minimum collection that reaches node Ts two-hop others who live nearby. By getting node Ts solely MPR, node A will then drop as well as withhold your routing traffic generated through node T.

    Fig: 3. Example of Link spoofing attack

    Replay Attack – In a very MANET, topology regularly changes because of node flexibility. This means that current network topology may not exist later on. In the replay strike, a node data another nodes good control announcements and resends all of them later. This kind of causes various other nodes to help record their own routing stand with stagnant routes. Replay attack is usually misused to help impersonate a certain node or simply just to interrupt the redirecting operation in a MANET.

    Wormhole Attack – The wormhole attack is just about the most innovative and severe attacks inside MANETs. Within this attack, some colluding opponents record packets on one position and replay these people at another location employing a private higher speed network. The seriousness on this attack is actually that it can be launched in opposition to all communications offering authenticity in addition to confidentiality. Figure 3 shows among the wormhole episode against the reactive redirecting protocol. In the figure, we think that nodes A1 and A2 usually are two colluding attackers which node S would be the target to become attacked. Over the attack, when origin node Utes broadcasts a great RREQ to locate a route to a destination node N, its neighbors J in addition to K forward the RREQ since usual. Nonetheless, node A1, which acquired the RREQ forwarded by node L, records in addition to tunnels your RREQ to help its colluding spouse A2. Then, node A2 rebroadcasts that RREQ to help its neighbor P. Since that RREQ passed by way

    of a highspeed station, this RREQ will reach node N first. As a result, node N will decide on route D-P-J-S to help unicast a great RREP to the source node Utes and disregard the same RREQ in which arrived in the future. As an end result, S will select path S-JP- N that really passed by way of A1 in addition to A2 to help send it's data.

    Fig. 4: Example of wormhole attack

    Clouding Misrelay Attack – With this attack, multiple enemies work inside collusion to modify or fall routing packets for you to disrupt course-plotting operation in a very MANET. This attack is challenging to detect using the conventional methods including watchdog as well as path rater.

  5. PROBLEM DEFFINETION

    Previous proposed methodology which is the modified form of the R-AODV protocol which is named as MR-AODV stand for modified reverse AODV this works for the improved efficiency of the network routing protocol under the various parameter in black-hole attack and grey-hole attacked environment.

    This paper gives solution only for black-hole and grey-hole attack. Its not consider other routing attack under interest area. Following are the other major attacks on network routing

      1. Worm-hole attack

      2. Flooding Attack

      3. Link Spoofing Attack

      4. Replay Attack

      5. Clouding Miserly Attack

        Worm-hole attack:- wormhole invasion, where a pair of colluding nodes that are far a part are connected by way of a tunnel presenting an illusion that they're neighbors. All these nodes receive route demand and topology command messages on the network and send it for the other colluding node by means of tunnel that can then replay it into the network by there. Employing this additional canal, these nodes have the ability to advertise they may have the smallest path by way of them. Once this kind of link is made, the enemies may choose the other as multipoint relays (MPRs), which in turn lead to a exchange connected with some topology command (TC) messages and facts packets throughout the wormhole canal. Since most of these MPRs ahead flawed topology information, it ends up with spreading connected with incorrect topology information during the entire network. With receiving this kind of false information, other nodes might send the messages by way of them for fast shipping and delivery. Thus,

        it puts a stop to honest advanced beginner nodes by establishing links involving the source and also the destination. Often, due for this, even some sort of wormhole adversary may slip victim to its success.

        Figure 5 : The wormhole attack in MANET

  6. PRAPOSED WORK

Work on only two type of attack which is BlackHole attack and GreayHole attack in their interest area. We have proposed work for the analyze the performance of MR-AODV on the other network routing attacks as discussed above under the various network parameters Like:

      1. Traffic load

      2. Mobility

      3. Network size

      4. Malicious node

      5. Energy consumption

And we also check where MR-AODV in not feasible. And we give some feasible and efficient solution on this attacks.

ACKNOWLADGEMENT

I am very much grateful to Department of CSE, DIMAT to give me opportunity to work on attack and routing protocols in MANET. I sincerely express my gratitude to Mrs. Sanjivani Shantaiya of Dept. of M.Tech CSE, DIMAT for giving constant inspiration for this work. I am also thankful to Mrs. Preeti Tuli, Prof. Somesh Dewangan, Dept. of CSE, DIMAT for helping me directly and indirectly during this work. I am really thankful to my all friends for their blessing and support.

REFFERENCE

  1. Jia Uddin and Md. Rabiul Zasad, Study and Performance Comparison of MANET Routing Procols: TORA, LDR and ZRP, A Masters Article in Electrical Engineering, School of Engineering, Blekinge Institute of Technology, Sweden, May 2010.

  2. Rutvij H. Jhaveri, Sankita J. Patel and Devesh C. Jinwala, A Novel Approach for Grayhole and Blackhole Attacks in Mobile Ad-hoc Networks, In Proc. of International Conference on Advanced Computing & Communication Technologies: Conference Publishing Services (CPS), January 2012, pp.556-560.

  3. Akanksha Saini and Harish Kumar, Comparison between Various Black Hole Detection Techniques in MANET, In Proc. of National Conference on Computational Instrumentation, March 2010, pp. 157- 161.

  4. Rutvij H. Jhaveri, Sankita J. Patel and Devesh C. Jinwala, DoS Attacks in Mobile Ad- hoc Networks: A Survey, In Proc. Of International Conference on Advanced Computing & Communication Technologies: Conference Publishing Services (CPS), January 2012, pp.535-541.

  5. Bala A., Bansal M. and Singh J., Performance Analysis of MANET under Blackhole Attack, In Proc. of First International Conference on Networks &Communications, December 2009, pp. 141145.

  6. Rutvij H. Jhaveri, Sankita J. Patel and Devesh C. Jinwala, A Novel Solution for Grayhole Attack in AODV Based MANETs, In Proc. Of Third International Conference on Advances in Communication, Network and Computing: Springer, February 2012. pp. 60-67.

  7. Rutvij H. Jhaveri, Sankita J. Patel, Devesh C. Jinwala, Improving Route Discovery for AODV t Prevent Blackhole and Grayhole Attacks in MANETs, INFOCOMP Journal of Computer Science. March 2012, Vol. 11 No. 1, pp. 1-12.

  8. Ira Nath and Dr. Rituparna Chaki, BHAPSC: A New Black Hole Attack Prevention System in Clustered MANET, International Journal of Advanced Research in Computer Science and Software Engineering, Vol. 2 Issue 8, August 2012, pp. 113-121.

  9. Moumita Deb, A Cooperative Blackhole Node Detection Mechanism for ADHOC Networks, In Proc. of the World Congress on Engineering and Computer Science 2008, October 2008.

  10. Surana K.A., Rathi S.B. Thosar T.P. and Snehal Mehatre, Securing Black Hole Attack in Routing Protocol AODV in MANET with Watchdog Mechanisms, World Research Journal of Computer Architecture, Vol. 1 Issue 1, 2012, pp. 19-23.

  11. Jain, S., Jain, M., and Kandwal H., Advanced Algorithm for Detection and Prevention of Cooperative Black and Gray hole Attacks in Mobile Ad hoc Networks, International Journal of Computer Applications, Vol. 1 No. 7, pp. 37-42.

  12. Kevin Fall, Kannan Varadhan: The ns Manual, http://www.isi.edu/nsnam/ns/doc/

  13. F. J. Ros and P. M. Ruiz, Implementing a New MANET Unicast Routing Protocol in NS2, http://masimum.dif.um.es/nsrthowto/ pdf/nsrt-howto.pdf, December 2004.Wireless Snooping Attack, Proc. Intl Conf. Ubiquitous Computing (UbiComp 08), 2008.

  14. Mehdi Medadian, Khossro Fardad, Proposing a Method to Detect Black Hole Attacks in AODV Routing Protocol, European Journal of Scientific Research ISSN 1450-216X Vol.69 No.1 (2012), pp.91-101

  15. Mangesh Ghonge, Prof. S. U. Nimbhorkar, Simulation of AODV under Blackhole Attack in MANET Volume 2, Issue 2, February 2012 ISSN: 2277 128X , International Journal of Advanced Research in Computer Science and Software Engineering

  16. Monika Roopak, Dr. Bvr Reddy, Performance Analysis of Aodv Protocol under Black Hole Attack, International Journal of Scientific & Engineering Research Volume 2, Issue 8,August-2011 1 ISSN 2229- 5518

  17. Ali El-Haj-Mahmoud, Rima Khalaf, Ayman Kayssi, Performance Comparison Of The Aodv And Dsdv Routing Protocols In Mobile Ad Hoc Networks Department of Electrical and Computer Engineering American University of Beirut

  18. Ipsa De, Debdutta Barman Roy, Comparative study of Attacks on AODV-based Mobile Ad Hoc Networks, International Journal on Computer Science and Engineering (IJCSE)

  19. Watchara Saetang and Sakuna Charoenpanyasak, CAODV Free Blackhole Attack in Ad Hoc Networks, 2012 International Conference on Computer Networks and Communication Systems (CNCS 2012)

  20. Amol A. Bhosle, Tushar P. Thosar and Snehal Mehatre, Black-Hole and Wormhole Attack in Routing Protocol AODV in MANET , International Journal of Computer Science, Engineering and Applications (IJCSEA) Vol.2, No.1, February 2012

  21. Varsha Patidar, Rakesh Verma, Risk Mitigation of Black Hole Attack for Aodv Routing Protocol ,IOSR Journal of Computer Engineering (IOSRJCE)

  22. M. Umaparvathi, Dhar mishtan K. Varughese, Two Tier Secure AODV against Black Hole Attack in MANETs, European Journal of Scientific Research

  23. Sushil Kumar Chamoli, Santosh Kumar, Deepak Singh Rana,

    Performance of AODV against Black Hole Attacks in Mobile ad-hoc Networks, Int.J.Computer Technology & Applications,Vol 3 (4), 1395-

    1399

  24. Dr. S. Tamilarasan, Securing AODV Routing Protocol from Black Hole Attack, International Journal of Computer Science and Telecommunications [Volume 3, Issue 7, July 2012]

  25. Abhilasha Sharma, Rajdeep Singh, Ghanshyam Pandey, Detection and Prevention from Black Hole attack in AODV protocol for MANET, International Journal of Computer Applications (0975 8887)

  26. H. A. Esmaili, M. R. Khalili Shoja, Hossein gharaee, Performance Analysis of AODV under Black Hole Attack through Use of OPNET Simulator, World of Computer Science and Information Technology Journal (WCSIT)

  27. Akanksha Saini, Harish Kumar, Effect Of Black Hole Attack On AODV Routing Protocol In MANET, IJCST Vol. 1, Iss ue 2,

    December 2010

  28. Nishant Sitapara, Prof. Sandeep B. Vanjale, Detection and Prevention of Black Hole Attack in Mobile Ad-Hoc Networks, International Conference" ICETE-201O" on Emerging trends in engineering on 21st Feb 2010 organized by J.J.Magdum College OfEngineering,Jasingpur.

  29. K. Lakshmi, S.Manju Priya A.Jeevarathinam K.Rama, K. Thilagam,

    Modified AODV Protocol against Blackhole Attacks in MANET, International Journal of Engineering and Technology Vol.2 (6), 2010, 444-449

  30. Nital Mistry, Devesh C Jinwala, Member, IAENG, Mukesh Zaveri,

    Improving AODV Protocol against Blackhole Attacks, IMCES 2010, Hong cong

  31. Satoshi Kurosawa, Hidehisa Nakayama, Nei Kato, Abbas Jamalipour, and Yoshiaki Nemoto, Detecting Blackhole Attack on AODV-based Mobile Ad Hoc Networks by Dynamic Learning Method, International Journal of Network Security, Vol.5, No.3, PP.338346, Nov. 2007

  32. Thosar T.P., Surana K.A., Rathi S.B. And Snehal Mehatre, A Mechanism To Detect Blackhole Attack On Routing Protocol Aodv In Manet,

  33. Govind Sharma, Manish Gupta, Black Hole Detection in MANET Using AODV Routing Protocol, International Journal of Soft Computing and Engineering (IJSCE)

  34. Anand Nayyar, Detecting Sequence Number Collector Problem in Black Hole Attacks in AODV Based Mobile Adhoc Networks, International Journal of Advanced Research in Computer Engineering & Technology

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