19 citations · 48 across the 14 of their papers we have counts for
5 papers · 1 filter
Differentially Private Publication of Electricity Time Series Data in Smart Grids
Sina Shaham, Gabriel Ghinita, Bhaskar Krishnamachari +1
Smart grids are a valuable data source to study consumer behavior and guide energy policy decisions. In particular, time-series of power consumption over geographical areas are ess…
Supporting Secure Dynamic Alert Zones Using Searchable Encryption and Graph Embedding
Sina Shaham, Gabriel Ghinita, Cyrus Shahabi
Location-based alerts have gained increasing popularity in recent years, whether in the context of healthcare (e.g., COVID-19 contact tracing), marketing (e.g., location-based adve…
An Efficient and Secure Location-based Alert Protocol using Searchable Encryption and Huffman Codes
Sina Shaham, Gabriel Ghinita, Cyrus Shahabi
Location data are widely used in mobile apps, ranging from location-based recommendations, to social media and navigation. A specific type of interaction is that of location-based…
A Secure Location-based Alert System with Tunable Privacy-Performance Trade-off
Gabriel Ghinita, Kien Nguyen, Mihai Maruseac +1
Monitoring location updates from mobile users has important applications in many areas, ranging from public safety and national security to social networks and advertising. However…
A Privacy-Preserving, Accountable and Spam-Resilient Geo-Marketplace
Kien Nguyen, Gabriel Ghinita, Muhammad Naveed +1
Mobile devices with rich features can record videos, traffic parameters or air quality readings along user trajectories. Although such data may be valuable, users are seldom reward…