The Fifth International Conference on Safety and Security with IoT: SaSeIoT 2021 (EAI/Springer Innovations in Communication and Computing)

This book presents the Fifth International Conference on Safety and Security with IoT (SaSeIoT 2021), which took place online. The conference aims to explore not only IoT and its related critical applications but also IoT towards Security and Safety. The conference solicits original and inspiring research contributions from experts, researchers, designers, and practitioners in academia, industry and related fields and provides a common platform to share knowledge, experience and best practices in various domains of IoT. Preface Conference Organization Steering Committee Organizing Committee Technical Program Committee Contents About the Editors Opportunistic Multi-Modal User Authentication for Health-Tracking IoT Wearables 1 Introduction 1.1 Motivation 1.2 Contributions 2 Related Work 3 Approach 3.1 Wellue Dataset 3.2 Data Pre-processing 3.3 Usefulness of Blood Oxygen-Level Data 3.4 Feature Computation 3.5 Feature Selection 3.6 Methods 4 User Authentication 4.1 Performance Measures 4.2 Training-Testing Set 4.3 Hyper-Parameter Optimization 4.4 Optimal Feature Count Determination 4.5 Authentication Model Evaluation 5 Conclusion and Future Work References On-Phone CNN Model-Based Implicit Authentication to Secure IoT Wearables 1 Introduction 1.1 Motivation 1.2 Contributions 2 Related Work 3 Approach 3.1 System Overview 3.2 Datasets 3.3 Data Pre-processing 3.3.1 Data Segmentation and Cleaning 3.3.2 Audio Data Augmentation 3.4 Feature Computation 4 User Authentication 4.1 Training-Testing Set 4.2 Performance Comparison Measures 4.3 Hyper-Parameter Optimization 4.4 Authentication Model Evaluation 5 Conclusions and Future Work References A Cybersecurity Guide for Using Fitness Devices 1 Introduction 2 Personal Data Collection by Fitness Devices 3 Risks Arising from Fitness Devices 4 Cybersecurity Awareness of Users 5 Cybersecurity Guidelines for Users and Manufacturers 5.1 Cybersecurity Guidelines for Users 5.2 Cybersecurity Guidelines for Manufacturers 6 Discussion 7 Conclusion References An Efficient Algorithm for Human Abnormal Behaviour Detection Using Object Detection and Pose Estimation 1 Introduction 2 Organization of Paper 3 Literature Review 4 Proposed Work 4.1 Working and Operation 4.2 Flowchart of Proposed Work 5 Experimentation and Results 5.1 Dataset 5.2 Tabular Representation 5.3 Graphical Representation 5.4 Displaying the Normal Classes as Screenshots 5.5 Displaying the Abnormal Classes as Screenshots 5.6 Analysis 6 Conclusion and Future Scope References A Secure and Scalable IoT Consensus Protocol 1 Introduction 2 Background 2.1 A Blockchain Consensus Algorithm 2.2 The Consensus Problem in Context 3 The Balance Authentication Mechanism 4 The Consensus Process 4.1 Choosing a Lead Cell 4.2 An IoT Request 4.3 A Cell 4.4 Double Spend Protection 4.5 The Isomorphic Algorithm 4.6 The Security Provisions 4.6.1 Stage One 4.6.2 Stage Two 4.6.3 Stage Three 4.6.4 Stage Four 4.6.5 Stage Five 4.7 Error Detection 4.8 Merkle Tree 5 Achieving Scalability 6 Conclusion References Session Key Agreement Protocol for Secure D2D Communication 1 Introduction 2 Related Work 3 System Model 4 Results and Discussion 4.1 Security Analysis 4.2 Performance Evaluation 5 Conclusion and Future Work References What Do Your Smart Home Devices Reveal About You? 1 Introduction 2 Related Work 3 Threat Model and Evaluation Methodology 4 Evaluation: Google Home Mini 4.1 Baseline Scenarios 4.2 Standard Operating Scenarios 4.3 Non-standard Operating Scenarios 5 Evaluation: Netgear Arlo Pro 5.1 Baseline Scenarios 5.2 Audio and Motion Scenarios 5.3 Field of View Scenarios 5.4 Notifications Scenarios 6 Privacy Leakage 7 Conclusions References A Quantum-Resistant and Fast Secure Boot for IoT Devices Using Hash-Based Signatures and SRAM PUFs 1 Introduction 2 Related Work and Main Contributions 3 Hash-Based Signatures 3.1 WOTS+ Scheme 3.2 XMSS Scheme 4 Proposed Solution 4.1 Registration Phase 4.2 Secure Boot Operation 4.3 Secure Firmware Update 5 Implementation Results 6 Conclusions References On the Analysis of MUD-Files' Interactions, Conflicts, and Configuration Requirements Before Deployment 1 Introduction 2 Manufacturer Usage Description (MUD) 2.1 Components and Workflow 2.2 MUD-File ACL Abstractions 3 Motivation 4 Related Work 5 Methods 5.1 ACE Merging 5.2 ACE Tree 5.2.1 Pruning ACE Tree 6 Implementation 7 Results 8 Conclusions and Future Work Availability References Natural Scenes' Text Detection and Recognition Using CNN and Pytesseract 1 Introduction 2 Related Work 3 Methodology 3.1 The Detection Stage 3.2 Recognition Stage 4 Experiments 4.1 Datasets 4.2 Implementation Details 4.3 Results and Evaluations 5 Conclusion and Future Work References Assessing the Resistance of Internet of Things Applications Against Memory Corruption Attacks: A Case Study for Contiki and Tizen 1 Introduction 2 Related Works 3 Security Assessment of Contiki OS 3.1 Stack-Based BOF 3.2 Heap-Based BOF 3.3 Buffer Overread 3.4 Format String 3.5 Use After Free 4 Security Assessment of Tizen OS 4.1 Stack-Based BOF 4.2 Heap-Based BOF 4.3 Buffer Overread 4.4 Format String 4.5 Use After Free 5 Discussion 6 Conclusion 7 Future Works References IoT Geography Chain: Blockchain-Based Solution for Logistics Ecosystem 1 Introduction 2 Literature Review 3 Proposed Framework 4 Conclusion References Author Index Subject Index