1.6k citations · 2.1k across the 35 of their papers we have counts for
4 papers · 1 filter
An Analysis of Attacks on Blockchain Consensus
George Bissias, Brian Neil Levine, A. Pinar Ozisik +1
We present and validate a novel mathematical model of the blockchain mining process and use it to conduct an economic evaluation of the double-spend attack, which is fundamental to…
Achieving Perfect Location Privacy in Wireless Devices Using Anonymization
Zarrin Montazeri, Amir Houmansadr, Hossein Pishro-Nik
The popularity of mobile devices and location-based services (LBS) has created great concern regarding the location privacy of their users. Anonymization is a common technique that…
Covert Communications on Poisson Packet Channels
Ramin Soltani, Dennis Goeckel, Don Towsley +1
Consider a channel where authorized transmitter Jack sends packets to authorized receiver Steve according to a Poisson process with rate packets per second for a time period $T…
Covert Communications on Renewal Packet Channels
Ramin Soltani, Dennis Goeckel, Don Towsley +1
Security and privacy are major concerns in modern communication networks. In recent years, the information theory of covert communications, where the very presence of the communica…