Ahmed E. Kosba

TL;DR: In this article, the authors present Hawk, a decentralized smart contract system that does not store financial transactions in the clear on the blockchain, thus retaining transactional privacy from the public's view.

TL;DR: In this article, the authors analyze how fundamental and circumstantial bottlenecks in Bitcoin limit the ability of its current peer-to-peer overlay network to support substantially higher throughputs and lower latencies.

TL;DR: This work documents the experiences in teaching smart contract programming to undergraduate students at the University of Maryland, the first pedagogical attempt of its kind.

TL;DR: In this paper, the authors document their experiences in teaching smart contract programming to undergraduate students at the University of Maryland, the first pedagogical attempt of its kind, where smart contracts deal directly with the movement of valuable currency units between contractual parties, security of a contract program is of paramount importance.

TL;DR: This paper presents the design, implementation, and analysis of Nuzzer, a large-scale DfP localization system, which tracks entities in real environments, rich in multipath, and gives an algorithm for estimating the number of entities in an area of interest and localizing them into coarse-grained zones to enhance the scalability of the system.