無線傳感網(wǎng)中移動式蠕蟲的抑制與清理
發(fā)布時間:2018-05-30 02:16
本文選題:無線傳感器網(wǎng)絡(luò) + 移動蠕蟲傳播源; 參考:《電子與信息學(xué)報》2016年09期
【摘要】:在無線傳感器網(wǎng)絡(luò)(Wireless Sensor Networks,WSNs)中引入移動節(jié)點可以極大地提升網(wǎng)絡(luò)性能。然而,移動節(jié)點一旦被蠕蟲感染則會大大加快蠕蟲在WSNs中的傳播。針對這一新的研究問題,該文分2步來抑制和清理移動蠕蟲傳播源。首先建立了移動蠕蟲感染模型,設(shè)計啟發(fā)式算法以確定移動感染區(qū)域的邊界,通過掛起感染邊界附近的高風(fēng)險節(jié)點來阻斷蠕蟲的進一步傳播。第2步設(shè)計定向擴散的良性蠕蟲對網(wǎng)絡(luò)中被感染的節(jié)點進行修復(fù),以徹底清除蠕蟲病毒。理論分析和仿真實驗結(jié)果均表明,該文所提方法能夠在付出較小的代價下達到較好的移動蠕蟲清理效果,適合能量受限的無線傳感器網(wǎng)絡(luò)。
[Abstract]:The introduction of mobile nodes in Wireless Sensor Networks (WSNs) can greatly improve network performance. However, once the mobile node is infected by the worm, it will greatly accelerate the spread of the worm in WSNs. To solve this new problem, this paper consists of two steps to suppress and clean up the source of mobile worm propagation. First, a mobile worm infection model is established, and a heuristic algorithm is designed to determine the boundary of the mobile infection area, and to block the further spread of the worm by suspending the high-risk nodes near the infection boundary. The second step is to design a directional spread benign worm to repair the infected nodes in the network to eliminate the worm virus completely. Theoretical analysis and simulation results show that the proposed method can achieve a better mobile worm cleaning effect at a lower cost and is suitable for energy-constrained wireless sensor networks.
【作者單位】: 華僑大學(xué)計算機科學(xué)與技術(shù)學(xué)院;迪肯大學(xué)信息技術(shù)學(xué)院;
【基金】:國家自然科學(xué)基金(61572206,61202468,61305085,61370007,U1536115) 福建省自然科學(xué)基金計劃資助項目(2014J01240) 華僑大學(xué)研究生科研創(chuàng)新能力培育計劃資助項目(1400214020)~~
【分類號】:TP212.9;TN915.08
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