Vision is the most important sense for people, and it is also one of the main ways of
cognition. As a result, people tend to utilize visual content to capture and share their life …

In this paper, we present a novel multi-touch gesture-based authentication technique. We
take advantage of the multi-touch surface to combine biometric techniques with gestural …

With the popularity of cloud storage services, people are increasingly accustomed to storing
images in the cloud. However, cloud storage services raise privacy concerns, eg, leakage of …

People are accustomed to utilizing mobile phones to capture images and uploading them to
the cloud due to various incomparable advantages such as saving the storage space on the …

Facing a large number of personal images and local devices with limited resources, the
cloud service plays an increasingly important role in image storage. However, there is no …

Privacy concerns may be caused after uploading images into image hosting platforms. For
traditional image encryption, images with rich content and meaning are transformed into …

This is an introduction to multicast routing, which is the study of methods for routing from one
source to many destinations, or from many sources to many destinations. Multicast is …

Uploading images to the cloud has increasingly become a trend, and users have therefore
enjoyed many benefits brought by the cloud. On the other hand, these images may carry a …

Plaintext images and images encrypted using traditional encryption schemes in cloud
storage represent the extremes of usability and privacy. Recently, thumbnail-preserving …

The passwords for authenticating users are susceptible to shoulder-surfing attacks in which
attackers learn users' passwords through direct observations without any technical support …