Jelena Mišić

Towards a Blockchain-Based Healthcare Information System : Invited Paper

2019

Healthcare information systems are the next big application area for Blockchain technology. However, straightforward extensions of existing digital cryptocurrency systems such as Bitcoin and Ethereum results in systems that are unsuitable for the challenges posed …

Modeling of Churn Process in Bitcoin Network

2020 · 2020 International Conference on Computing, Networking and Communications (ICNC)

In this work, we present an analytical model for the churning process in Bitcoin network. We model the churning process for ordinary (non-gateway) nodes with homogeneous sleep time using Continuous Time Markov Chain. Within performance …

Model-based Performance Evaluation of a Moving Target Defense System

2020

Moving target defense (MTD), emerging as a game-changer in the cyber defense area, has got a lot of attention and development recently. As a proactive defense technique, MTD dynamically changes system attributes in order to …

On Dependability of Heterogeneous Distributed Oracle System in Blockchain

2024

Both blockchain and oracle are among key technologies which are leveraged in Web 3.0 to empower the internet industry. Oracle aims to provision blockchain with real world data and support external connectivity for closed blockchain …