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In less than a decade, mobile apps became an integral part of our lives. In several situations it is important to provide assurance that a mobile app is authentic, i.e., that it is indeed the app produced by a certain company. However, this is challenging, as such apps can be repackaged, the user malicious, or the app tampered with by an attacker. This paper presents the design of TRUAPP, a software...
With the rapid development of Internet, wireless communication and the camera-capable portable devices, digital images are easily distributed, copied and modified. This aspect is now so important that image content protection has become a major security issue. In recent years, fragile watermarking has been used as a technique to achieve image authentication and tampering localization. The main purpose...
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