scholarly journals An Energy Aware Trust Based Multipath Routing Scheme For Mobile Ad Hoc Networks

Author(s):  
Michael Ryan Sahai

Message security in multi-hop infrastructure-less networks such as Mobile Ad Hoc Net- works has proven to be a challenging task. A number of trust-based secure routing protocols has recently been introduced comprising of the traditional route discovery phase and a data transmission phase. In the latter, the action of relaying the data from one mobile node to another relies on the peculiarity of the wireless transmission medium as well as the capability of the source nodes to keep their energy level at an acceptable and reasonable level, posing another concern which is that of energy efficiency. This thesis proposes an Energy-Aware Trust Based Multi-path secured routing scheme (E-TBM) for MANETs, based on the dynamic source routing protocol (DSR). Results show that the E-TBM scheme outperforms the Trust Based Multi-path (TBM) secured routing scheme [1], chosen as a benchmark, in terms of energy consumption of the selected routing paths, number of dead nodes, trust compromise and route selection time, chosen as performance metrics.

2021 ◽  
Author(s):  
Michael Ryan Sahai

Message security in multi-hop infrastructure-less networks such as Mobile Ad Hoc Net- works has proven to be a challenging task. A number of trust-based secure routing protocols has recently been introduced comprising of the traditional route discovery phase and a data transmission phase. In the latter, the action of relaying the data from one mobile node to another relies on the peculiarity of the wireless transmission medium as well as the capability of the source nodes to keep their energy level at an acceptable and reasonable level, posing another concern which is that of energy efficiency. This thesis proposes an Energy-Aware Trust Based Multi-path secured routing scheme (E-TBM) for MANETs, based on the dynamic source routing protocol (DSR). Results show that the E-TBM scheme outperforms the Trust Based Multi-path (TBM) secured routing scheme [1], chosen as a benchmark, in terms of energy consumption of the selected routing paths, number of dead nodes, trust compromise and route selection time, chosen as performance metrics.


2021 ◽  
Author(s):  
Vincent Koo

Due to recent advances in wireless communication technologies, mobile ad hoc networks (MANETs) have become the networks of choice for use in various applications. Unfortunately, this advantage comes with serious security concerns, particularly from a wireless channel prospective, where MANETs may be vulnerable to collaborative wormhole attacks, in particular, packet dropping and message tampering attacks. Recently, two secured routing protocols against these types of attacks (the so-called Highly Secured Approach Method or HSAM and the so-called Securing AODV against Wormhole Attacks in emergency MANET Multimedia Communications or AODV-WADR-AES) were proposed. These schemes are investigated in-depth to identify their weaknesses and a novel secured routing scheme (so-called Timed and Secure Monitoring Implementation against Wormhole Attacks in MANETs or TSMI) is proposed, with the goal to mitigate collaborative wormhole attacks in MANETs while maintaining the performance levels of both the HSAM and AODVWADR- AES schemes. Simulation results are presented to validate the stated goal using various performance metrics.


Author(s):  
JASPAL KUMAR ◽  
M. KULKARNI ◽  
DAYA GUPTA

Mobile Ad hoc wireless networks (MANETs) assume no existing infrastructure is available for routing packets end-to-end in a network and instead rely on intermediary peers. The nodes in MANET are subject to various attacks that range from naïve eavesdropping to vicious battery draining attacks. Routing Protocols, data, bandwidth and battery power are the common target of theses attacks. This paper gives an overview of seven such secure routing protocols by presenting their characteristics and functionality along with their respective merits and drawbacks. A Comparison of these protocols is also presented based upon certain security parameters.


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