Abstract

The traditional defensive security strategy for distributed systems employs well-established defensive techniques such as; redundancy/replications, firewalls, and encryption to prevent attackers from taking control of the system. However, given sufficient time and resources, all these methods can be defeated, especially when dealing with sophisticated attacks from advanced adversaries that leverage zero-day exploits.

Keywords

Byzantine Fault Tolerant, Cloud Framework, Hidden Markov Model, Moving Target Defense, OpenStack, Publish and Subscribe

Degree Type

Dissertation

Degree Name

Doctor of Philosophy (PhD)

Department

Computer Science

First Advisor

Bharat Bhargava

Committee Member 1

Chris Clifton

Committee Member 2

Vernon Rego

Committee Member 3

Leszek Lilien

Committee Member 4

ZXiangyu Zhang

Date of Award

January 2016

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