Trust Management XIII

Name: Trust Management XIII | 13th IFIP WG 11.11 International Conference, IFIPTM 2019, Copenhagen, Denmark, July 17-19, 2019, Proceedings
Brand: Springer
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13th IFIP WG 11.11 International Conference, IFIPTM 2019, Copenhagen, Denmark, July 17-19, 2019, Proceedings

Weizhi Meng Piotr Cofta Christian Damsgaard Jensen Tyrone Grandison(Herausgeber*in)

Springer (Verlag)

Erschienen am 24. Oktober 2019

X, 225 Seiten

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978-3-030-33716-2 (ISBN)

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Inhalt

Intro
Preface
Organization
Contents
GDPR Modelling for Log-Based Compliance Checking
Abstract
1 Introduction
2 Method and Tools
2.1 Modelling Choices and Rationales
2.2 Logic Modelling in Prolog
3 IT System and GDPR Modelling
3.1 IT System Modelling
3.2 GDPR Modelling
4 Log-Based Compliance Checking
4.1 IT System Logs
4.2 Compliance Checker
4.3 Example
5 Related Works
6 Conclusion
References
A Role and Trust Access Control Model for Preserving Privacy and Image Anonymization in Social Networks
Abstract
1 Introduction
2 Background and Related Work
3 OSN Role and Trust Based Access Control (RTBAC)
3.1 The RTBAC Model
3.2 Criteria Choice for Trust Estimation
3.3 Calculating Trust Parameters' Values
3.4 The Model's Algorithm
3.5 Experimental Assessment and Real OSN Data Estimation of Trust
4 The Model's Extension - Partial Access for Data Anonymization
5 Discussion and Conclusions
Acknowledgments
References
Why We Trust Dynamic Consent to Deliver on Privacy
Abstract
1 Introduction
2 Literature
2.1 Dynamic Consent
2.2 Trustworthiness
2.3 Privacy
3 Results
3.1 Privacy Model
3.2 Dynamic Consent Specification
4 Discussion
5 Conclusion
6 Future Work
References
The Reputation Lag Attack
1 Introduction
2 Related Work
3 Preliminaries
4 Model
4.1 Abstract Model
4.2 Reputation
4.3 The Concrete Model
5 Reputation Lag Attack
5.1 The Attacker Model
5.2 The Reputation Lag Attack
6 Results
6.1 Attack Ordering
6.2 Effect of Communication Rates on the Attacker Strategy
6.3 NP-Hardness
7 Conclusion
References
An Unforeseen Equivalence Between Uncertainty and Entropy
1 Introduction
2 Preliminaries
2.1 Beta Models
2.2 Information Theory
3 Beta Models and Entropy
3.1 Integrity Parameter Entropy
3.2 Bernoulli Trial Entropy
3.3 KL-Divergence from Truth
4 Entropy-Uncertainty Equivalence
5 Generalised Opinions
5.1 Opinion Logic
5.2 Transitive Trust
6 Conclusion
References
User Recognition Based on Daily Actigraphy Patterns
1 Introduction
2 Background
3 Dataset
4 Feature Extraction and User Recognition
5 Experiments and Results
6 Conclusions
References
Value-Based Core Areas of Trustworthiness in Online Services
Abstract
1 Introduction
2 Core Areas of Trustworthiness
2.1 Trust, Trustworthiness, and Social Interaction
2.2 Ethics, Trustworthiness, and ICT
2.3 Legal Perspective of Trustworthiness in ICT
3 From Core Areas of Trustworthiness to Operational Requirements
3.1 Mapping of Core Areas of Trustworthiness to System Properties
3.2 From System Properties to Operational Requirements
4 Related Works
5 Conclusions
Acknowledgement
References
Trusting the IoT: There Is More to Trust Than Trustworthiness
Abstract
1 Introduction
2 IoT as Imperfect Computing
3 Trustworthiness, Trust and the IoT
4 How to Trust the IoT
4.1 Trusting Machines
4.2 Disconnect Between Trust and Trustworthiness
4.3 Imperfect Signalling Systems
4.4 Ontological Security and Basic Trust
4.5 Trust in Abstract Systems
4.6 Social Systems and Their Theory
5 Conclusions
References
A Granular Approach to Source Trustworthiness for Negative Trust Assessment
1 Introduction
2 Formal Preliminaries
3 Trustworthiness Selection Strategies
4 Rule-Based Semantics for the Strategies
5 Evaluation
5.1 Use Case Description
5.2 Data Preprocessing
5.3 Sources Ordering
5.4 Applying Trustworthiness Selection Strategies
6 Discussion
7 Related Work
8 Conclusion
References
A Fair (t, n)-Threshold Secret Sharing Scheme with Efficient Cheater Identifying
1 Introduction
2 Preliminaries
2.1 Shamir's (t, N)-Secret Sharing Scheme
2.2 Definitions of Consistency and Fairness
2.3 Attack Models
3 Our Schemes
3.1 Distribution
3.2 Reconstruction
3.3 Cheater Identification
4 Security and Correctness Analysis
5 Performance
6 Conclusion
References
emmy - Trust-Enhancing Authentication Library
1 Introduction
2 Related Theoretical Work
3 Existing Implementations
4 Emmy Building Blocks
5 Certificate Authority Based on the Photographed Personal Documents
5.1 Integration of Emmy into the Cloud Service
6 Conclusions and Future Work
References
CrowdLED: Towards Crowd-Empowered and Privacy-Preserving Data Sharing Using Smart Contracts
1 Introduction
2 The Existing Problem in Web and Mobile Advertising
3 Privacy Preserving Solutions Towards Preventing Aggresive Data Collection
4 Using Blockchain Technologies, Smart Contracts and Incentives to Close the Gap
4.1 Advantages of Using Blockchains in Online/Mobile Advertising
5 Key Challenges in Designing CrowdLED
6 Closing the Gap Between ANs and Users
6.1 Data Collection
6.2 Security
6.3 Incentives/User Compensation
7 An Architectural Blueprint of CrowdLED
7.1 High-Level Overview
7.2 CrowdLED Implementation Details and Execution Flow
8 Discussion and Critique
9 Conclusions
References
SDKSE-KGA: A Secure Dynamic Keyword Searchable Encryption Scheme Against Keyword Guessing Attacks
1 Introduction
2 Definitions
2.1 System Model
2.2 Security Model
2.3 Notations
3 Preliminaries
3.1 Keyword Tree
3.2 Bilinear Map
3.3 Complexity Assumptions
4 Construction
5 Security Proof
6 Performance
7 Conclusion
References
On Trust Confusional, Trust Ignorant, and Trust Transitions
1 Introduction
2 Preliminaries
2.1 The FCR Method
2.2 Trust Classification by Marsh and Dibben
3 FCR-Based Two-Dimensional Trust Representation
3.1 Understanding Two-Dimensional Trust Values
3.2 New Classification on Untrust
3.3 Example
4 Transitions of Two-Dimensional Trust Values
4.1 Dealing with Trust Values as States
4.2 Formalizing Trace-Based Trust Properties
4.3 Efficient Proof Method for Trace-Based Trust Properties
4.4 Example
5 Discussion
5.1 Two-Dimensional Representation in Subjective Logic
5.2 Comparing Two Types of Trust Representations
6 Conclusion
References
A Framework for Blockchain-Based Verification of Integrity and Authenticity
1 Introduction
1.1 Objectives
2 Proposed Dual Blockchain Framework
2.1 Event Log Reports
2.2 System Overview
2.3 Blockchain for Integrity - the i-Ledger
2.4 Blockchain for Authenticity - the a-Ledger
3 Related Work
4 Conclusions and Future Work
References
TPL: A Trust Policy Language
1 Introduction
2 TPL by Example
3 Syntax and Semantics
3.1 Formal Definition
3.2 Semantics
3.3 Forms and Formats
3.4 Implementation
3.5 Built-In Predicates
4 Using TPL
4.1 Allowing Trust Translation
4.2 Delegation
5 Verification
6 Discussion and Related Work
7 Conclusion
References
Author Index

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