74 citations · 186 across the 19 of their papers we have counts for
Showing 2015Show all
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cs.CR2015
Location-Enhanced Authenticated Key Exchange
Marcos Portnoi, Chien-Chung Shen
We introduce LOCATHE (Location-Enhanced Authenticated Key Exchange), a generic protocol that pools location, user attributes, access policy and desired services into a multi-factor…
cs.CR2015★ 3 cited
Secure Zones: An Attribute-Based Encryption advisory system for safe firearms
Marcos Portnoi, Chien-Chung Shen
This work presents an application of the highly expressive Attribute-Based Encryption to implement Secure Zones for firearms. Within these zones, radio-transmitted local policies b…
cs.CR2015★ 5 cited
Location-aware sign-on and key exchange using attribute-based encryption and Bluetooth beacons
Marcos Portnoi, Chien-Chung Shen
This work presents a mobile sign-on scheme, which utilizes Bluetooth Low Energy beacons for location awareness and Attribute-Based Encryption for expressive, broadcast-style key ex…