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QR (Quick Response) code has become quite popular in recent years due to its large storage capacity, ease of generation and distribution, and fast readability. However, it is not likely that users will be able to find out easily the content encoded, typically URLs, until after they scan QR codes. This makes QR codes a perfect medium for attackers to conceal(More)
When there are many applications (apps) installed on a mobile device, the simple task of launching an app could become inconvenient, as the user may need to swipe the screen several times to find the desired app. In this paper, we present AppRush, an adaptive user interface solution for mobile devices, which uses dynamic shortcuts to facilitate app(More)
One of the most popular and powerful tools to develop Android apps is <i>WebView</i>, through which app developers can implement a functionally limited but versatile browser inside an app. However, unlike the traditional web browsers that support various visual security cues and alerts such as a padlock to inform users of the security status of current(More)
The security analysis of existing QR (Quick Response) code scanners on Android was conducted recently and the result shows that most of those QR code scanners were not able to detect attacks exploiting malicious URLs embedded in QR codes, especially phishing and malware attacks. In our previous study, we proposed a QR code scanner solution called SafeQR(More)
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