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Mobile devices have become powerful and popular. Most internet applications or services are ported to mobile platforms. Confidential personal information such as credit card and password usually is stored in mobile devices for ubiquitous computing. Therefore, mobile devices become attack target due to financial gain. Mobile applications are published in various market places without or with little...
Android systems are widely used in mobile & wireless distributed systems. In the near future, Android is believed to dominate the mobile distributed environment. However, with the popularity of Android-based smartphones/tablets comes the rampancy of Android-based malware. In this paper, we propose a novel topological signature of Android apps based on the function call graphs (FCGs) extracted...
With the spread of smartphones, our daily lives become more convenient. However, using smartphone has also made us to be exposed to various security threats. Especially, the number of mobile malware has been increasing with years and mobile malwares are becoming more intelligent and sophisticated. There are a lot of measures to deal with mobile malwares, but techniques evading them have also been...
As efforts to detect individual malicious apps intensify, a new threat emerges: groups of apps that collude such that each plays a small, undetectable role in a larger malicious operation. Colluding apps can make themselves virtually undetectable by repurposing shared device resources for covert communication. Some possible directions for detecting colluding apps are proposed.
To date, there are more than 800.000 applications available on each of the two largest mobile application markets (Google Play and Apple App Store), each reporting around 40 billion downloads in total. At this scale, it is impossible to analyze each application for malware behavior before making them available for download. Vendors mostly rely on user feedback to remove malware from their marketplaces,...
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