Mobile devices have already been designed for many applications. Smartphones and tablet computers are modern, widespread and affordable solutions used for various purposes. Nowadays mobile devices are widely used in telemedicine. It is usually assumed, that the device is owned and used by a single person. We focus on security concerns and constraints from a different point of view -when the device is shared. In this paper, we are proposing a novel approach to prevent leakage of patient's

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... ntial data when the device is used by multiple patients at the hospital's clinic or department. We present a prototype application and discuss its use case and designed workflow.