Selective Forwarding Attacks against Data and ACK Flows in Network Coding and Countermeasures

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="184783.fig.007a" src="https://static.hindawi.com/articles/jcnc/volume-2012/184783/figures/184783.fig.007a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Network size = 50</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="184783.fig.007b" src="https://static.hindawi.com/articles/jcnc/volume-2012/184783/figures/184783.fig.007b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Network size = 100</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="184783.fig.007c" src="https://static.hindawi.com/articles/jcnc/volume-2012/184783/figures/184783.fig.007c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Network size = 150</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="184783.fig.007d" src="https://static.hindawi.com/articles/jcnc/volume-2012/184783/figures/184783.fig.007d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>Network size = 200</td></tr></table></td></tr></table>

<table>Extra energy consumption *when network coding is confronting with flooding attackers *when ACK is intercepted, the source node still sends encoded packets. The sending and receiving of these packets cause extra energy consumption. *Refers to all figures in this figure.</table>

Journal of Computer Networks and Communications

fig7

Figure 7

Figure 7: Selective Forwarding Attacks against Data and ACK Flows in Network Coding and Countermeasures 