Intro
Organization
Preface
Contents
BLOCKCHAIN 2022 Main Track
Modelling of the Internet Computer Protocol Architecture: The Next Generation Blockchain
1 Introduction
2 Background and Related Work
2.1 Related Technologies
2.2 Related Work
3 The Internet Computer Protocol (ICP)
3.1 Network Nervous System
3.2 Chain Key Cryptography
4 Modelling and Simulation of the ICP Architecture
4.1 Design and Implementation of an ICP Simulator
5 Conclusions
References
Assessing Blockchain Challenges in the Maritime Sector
1 Introduction

1.1 Technological Literary Recommendations for the Maritime Sector
2 Blockchain Overview
2.1 Blockchain Features
2.2 The Need to Identify Blockchain Challenges in the Maritime Sector
3 Addressing Blockchain Challenges in the Maritime Sector
3.1 A Heterogeneous Ecosystem
3.2 Transparency: A Double Edged Sword
3.3 Technology Predates Regulations
3.4 Distinct Technical Capabilities
3.5 Data Storage
3.6 Smart Contracts
3.7 Blockchain Is Isolated from the Real-World
3.8 Energetic Concerns
4 Conclusion
References

A Model of Decentralised Distribution Line Using Layer 2 Blockchains
1 Introduction
2 Related Literature
3 A Model of Perishable Supply Chain
3.1 Problem of Designing Decentralised Distribution Lines
4 Dynamic Distribution with Blockchains
4.1 Channel Between a Buyer and a Mediator
4.2 Channel Between a Seller and a Mediator
4.3 Channel Among Mediators
4.4 Decentralised Product Matching
5 Analysis
6 Evaluation
7 Conclusion
References
ChronoEOS: Configuration Control System Based on EOSIO Blockchain for On-Running Forensic Analysis
1 Introduction

2 Background
2.1 Forensic Analysis
2.2 Blockchain in Forensic Analysis
3 Use Case Description
4 ChronoEOS
5 Experimental Results
5.1 Deployment and Evaluation
5.2 Discussion
6 Conclusion
References
Sharding-Based Proof-of-Stake Blockchain Protocol: Security Analysis
1 Introduction
2 Probabilistic Model
2.1 Notations and Definitions
2.2 Architecture
2.3 Probability distributions
2.4 Years to Fail
3 Results and Evaluation
3.1 Simulation Setup
3.2 Results and Analysis
4 Conclusion
References

Cryptocurrencies, Survey on Legal Frameworks and Regulation Around the World
1 Introduction
2 Legal Frameworks
2.1 European Union
2.2 United States
2.3 BRICS
2.4 Legal Issues Summary
3 Conclusion
References
SmartTwin: A Blockchain-Based Software Framework for Digital Twins Using IoT
1 Introduction
2 Related Work
3 The SmartTwin Framework
3.1 M1: Device Module
3.2 M2: Gateway Module
3.3 M3: Blockchain Module
4 Use Cases
4.1 Agri-food Traceability
4.2 Water Management
5 Conclusions and Future Work
References