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Remote Healthcare Monitoring (RHM) IoT infrastructure uses sensors and smartphones to collect vital parameters from patients. These parameters pertaining to medical records are shared with healthcare professionals at geographically distant locations to provide timely medical care. RHM applications deployed on IoT infrastructure must address the issues of security and privacy in a constrained environment...
Privacy constraints are typically enforced on shared data that contain sensitive personal attributes. However, owing to its adverse effect on the utility of the data, information loss must be minimized while sanitizing the data. Existing methods for this purpose modify the data only to the extent necessary to satisfy the privacy constraints, thereby asserting that the information loss has been minimized...
Location obfuscation using cloaking regions preserves location anonymity by hiding the true user among a set of other equally likely users. Furthermore, a cloaking region should also guarantee that the type of queries issued by users within the region are mutually diverse enough. The first requirement is fulfilled by satisfying location k-anonymity while the second one is ensured by satisfying query...
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