26 citations · 158 across the 14 of their papers we have counts for
14 papers
Dataset Bias in Android Malware Detection
Yan Lin, Tianming Liu, Wei Liu +4
Researchers have proposed kinds of malware detection methods to solve the explosive mobile security threats. We argue that the experiment results are inflated due to the research b…
Trade or Trick? Detecting and Characterizing Scam Tokens on Uniswap Decentralized Exchange
Pengcheng Xia, Haoyu wang, Bingyu Gao +6
The prosperity of the cryptocurrency ecosystem drives the need for digital asset trading platforms. Beyond centralized exchanges (CEXs), decentralized exchanges (DEXs) are introduc…
Ethereum Name Service: the Good, the Bad, and the Ugly
Pengcheng Xia, Haoyu Wang, Zhou Yu +3
DNS has always been criticized for its inherent design flaws, making the system vulnerable to kinds of attacks. Besides, DNS domain names are not fully controlled by the users, whi…
Don't Fish in Troubled Waters! Characterizing Coronavirus-themed Cryptocurrency Scams
Pengcheng Xia, Haoyu Wang, Xiapu Luo +6
As COVID-19 has been spreading across the world since early 2020, a growing number of malicious campaigns are capitalizing the topic of COVID-19. COVID-19 themed cryptocurrency sca…
Beyond the Virus: A First Look at Coronavirus-themed Mobile Malware
Liu Wang, Ren He, Haoyu Wang +8
As the COVID-19 pandemic emerged in early 2020, a number of malicious actors have started capitalizing the topic. Although a few media reports mentioned the existence of coronaviru…
Characterizing Cryptocurrency Exchange Scams
Pengcheng Xia, Bowen Zhang, Ru Ji +5
As the indispensable trading platforms of the ecosystem, hundreds of cryptocurrency exchanges are emerging to facilitate the trading of digital assets. While, it also attracts the…
Beyond Google Play: A Large-Scale Comparative Study of Chinese Android App Markets
Haoyu Wang, Zhe Liu, Jingyue Liang +6
China is one of the largest Android markets in the world. As Chinese users cannot access Google Play to buy and install Android apps, a number of independent app stores have emerge…
Analysis of fluctuations in the first return times of random walks on regular branched networks
Junhao Peng, Guoai Xu, Renxiang Shao +2
The first return time (FRT) is the time it takes a random walker to first return to its original site, and the global first passage time (GFPT) is the first passage time for a rand…
FraudDroid: Automated Ad Fraud Detection for Android Apps
Feng Dong, Haoyu Wang, Li Li +5
Although mobile ad frauds have been widespread, state-of-the-art approaches in the literature have mainly focused on detecting the so-called static placement frauds, where only a s…
Effects of node position on diffusion and trapping efficiency for random walks on fractal scale-free trees
Junhao Peng, Guoai Xu
We study unbiased discrete random walks on the FSFT based on the its self-similar structure and the relations between random walks and electrical networks. First, we provide new me…
Efficiency analysis of diffusion on T-fractals in the sense of random walks
Junhao Peng, Guoai Xu
Efficiently controlling the diffusion process is crucial in the study of diffusion problem in complex systems. In the sense of random walks with a single trap, mean trapping time(M…
Analysis of diffusion and trapping efficiency for random walks on non-fractal scale-free trees
Junhao Peng, Guoai Xu
We study discrete random walks on the NFSFT and provide new methods to calculate the analytic solutions of the MFPT for any pair of nodes, the MTT for any target node and MDT for a…
Tutte polynomial of pseudofractal scale-free web
Junhao Peng, Guoai Xu
The Tutte polynomial of a graph is a 2-variable polynomial which is quite important in both combinatorics and statistical physics. It contains various numerical invariants and poly…
Average path length for Sierpinski pentagon
Junhao Peng, Guoai Xu
In this paper,we investigate diameter and average path length(APL) of Sierpinski pentagon based on its recursive construction and self-similar structure.We find that the diameter o…