Multi-Objective Response to Co-Resident Attacks in Cloud Environment

Cloud computing is a dynamic environment that offers variety of on-demand services with low cost. However, customers face new security risks due to shared infrastructure in the cloud. Co-residency of virtual machines on the same physical machine, leads to several threats for cloud tenants. Cloud adm...

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Main Authors: Farzaneh Abazari, Morteza Analoui, Hassan Takabi
Format: Article
Language:English
Published: Iran Telecom Research Center 2017-09-01
Series:International Journal of Information and Communication Technology Research
Subjects:
Online Access:http://ijict.itrc.ac.ir/article-1-31-en.html
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author Farzaneh Abazari
Morteza Analoui
Hassan Takabi
author_facet Farzaneh Abazari
Morteza Analoui
Hassan Takabi
author_sort Farzaneh Abazari
collection DOAJ
description Cloud computing is a dynamic environment that offers variety of on-demand services with low cost. However, customers face new security risks due to shared infrastructure in the cloud. Co-residency of virtual machines on the same physical machine, leads to several threats for cloud tenants. Cloud administrators are often encountered with a more challenging problem since they have to work within a fixed budget for cloud hardening. The problem is how to select a subset of countermeasures to be within the budget and yet minimize the residual damage to the cloud caused by malicious VMs. We address this problem by introducing a novel multi-objective attack response system. We consider response cost, co-residency threat, and virtual machines interactions to select optimal response in face of the attack. Optimal response selection as a multi-objective optimization problem calculates alternative responses, with minimum threat and cost. Our method estimates threat level based on the collaboration graph and suggests proper countermeasures based on threat type with minimum cost. Experimental result shows that our system can suggest optimal responses based on the current state of the cloud.
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spelling doaj.art-6ebb2e0c49914335ac934c82032189932023-02-08T07:56:19ZengIran Telecom Research CenterInternational Journal of Information and Communication Technology Research2251-61072783-44252017-09-01932536Multi-Objective Response to Co-Resident Attacks in Cloud EnvironmentFarzaneh Abazari0Morteza Analoui1Hassan Takabi2 Cloud computing is a dynamic environment that offers variety of on-demand services with low cost. However, customers face new security risks due to shared infrastructure in the cloud. Co-residency of virtual machines on the same physical machine, leads to several threats for cloud tenants. Cloud administrators are often encountered with a more challenging problem since they have to work within a fixed budget for cloud hardening. The problem is how to select a subset of countermeasures to be within the budget and yet minimize the residual damage to the cloud caused by malicious VMs. We address this problem by introducing a novel multi-objective attack response system. We consider response cost, co-residency threat, and virtual machines interactions to select optimal response in face of the attack. Optimal response selection as a multi-objective optimization problem calculates alternative responses, with minimum threat and cost. Our method estimates threat level based on the collaboration graph and suggests proper countermeasures based on threat type with minimum cost. Experimental result shows that our system can suggest optimal responses based on the current state of the cloud.http://ijict.itrc.ac.ir/article-1-31-en.htmlcloud computingattack responsecloud securityco-resident attackgraph theory
spellingShingle Farzaneh Abazari
Morteza Analoui
Hassan Takabi
Multi-Objective Response to Co-Resident Attacks in Cloud Environment
International Journal of Information and Communication Technology Research
cloud computing
attack response
cloud security
co-resident attack
graph theory
title Multi-Objective Response to Co-Resident Attacks in Cloud Environment
title_full Multi-Objective Response to Co-Resident Attacks in Cloud Environment
title_fullStr Multi-Objective Response to Co-Resident Attacks in Cloud Environment
title_full_unstemmed Multi-Objective Response to Co-Resident Attacks in Cloud Environment
title_short Multi-Objective Response to Co-Resident Attacks in Cloud Environment
title_sort multi objective response to co resident attacks in cloud environment
topic cloud computing
attack response
cloud security
co-resident attack
graph theory
url http://ijict.itrc.ac.ir/article-1-31-en.html
work_keys_str_mv AT farzanehabazari multiobjectiveresponsetocoresidentattacksincloudenvironment
AT mortezaanaloui multiobjectiveresponsetocoresidentattacksincloudenvironment
AT hassantakabi multiobjectiveresponsetocoresidentattacksincloudenvironment