Cloud Computing Security

CHAPTER 18

Third-Party Providers Integrity Assurance for Data Outsourcing

Jiawei Yuan

University of Arkansas at Little Rock

Little Rock, Arkansas

Shucheng Yu

University of Arkansas at Little Rock

Little Rock, Arkansas

CONTENTS

18.1  Introduction

18.2  Models

18.2.1  System Models

18.2.2  Threat Model

18.3  Review of Data Integrity Auditing Techniques

18.4  Design of Practical Third-Party Integrity Auditing Solution

18.4.1  Technique Preliminaries and Notations

18.4.2  Construction of Third-Party Integrity Auditing Scheme

18.4.2.1  Setup

18.4.2.2  Update

18.4.2.3  Challenge

18.4.2.4  Prove

18.4.2.5  Verify

18.4.2.6  User Revocation—Basic

18.4.2.7  User Revocation—Advanced

18.4.2.8  Multifile Auditing

18.5  Evaluation of the Third-Party Integrity ...