Evaluation of the Proof-of-Location Scheme Vouch : in a Real-World Environment

Abstract: This work first implements a prototype of the proof-of-location scheme Vouch in order for an evaluation to be conducted in a real-world environment. With simulations of the scheme showing promising results, the next step would be an evaluation of the schemes performance in the real-world. This report introduces the scheme and similar works in relation to implementation and evaluation. Method of implementation is presented followed by an evaluation. The evaluation focuses on detection accuracy of the scheme by investigating impacts of the inevitably arising staleness. Contributors of staleness are identified and their impacts on overall detection accuracy of Vouch are measured. With the prototype successfully implemented, measurements showed a trend in improving detection accuracy with higher proof update frequencies, reaching as high as 9̃5% in a high velocity environment. The results shows that the Vouch scheme not only gives promising results in simulation, but also in the real-world.