103 citations · 195 across the 29 of their papers we have counts for
3 papers · 1 filter
Countering Selfish Mining in Blockchains
Muhammad Saad, Laurent Njilla, Charles Kamhoua +1
Selfish mining is a well known vulnerability in blockchains exploited by miners to steal block rewards. In this paper, we explore a new form of selfish mining attack that guarantee…
Enabling Cooperative IoT Security via Software Defined Networks (SDN)
Garegin Grigoryan, Yaoqing Liu, Laurent Njilla +2
Internet of Things (IoT) is becoming an increasingly attractive target for cybercriminals. We observe that many attacks to IoTs are launched in a collusive way, such as brute-force…
A Reputation-based Stackelberg Game Model to Enhance Secrecy Rate in Spectrum Leasing to Selfish IoT Devices
Fatemeh Afghah, Alireza Shamsoshoara, Laurent Njilla +1
The problem of cooperative spectrum leasing to unlicensed Internet of Things (IoT) devices is studied to account for potential selfish behavior of these devices. A distributed game…