Access Control and Trust

Entities (e.g., users, services) have to authenticate themselves to service providers (SPs) in order to use their services. An entity provides personally identifiable information (PII) that uniquely identifies it to an SP. In the traditional application-centric Identity Management (IDM) model, each application keeps t…

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• NIMA JAFARI NAVIMIPOUR

Free riding in peer-to-peer (P2P) networks poses a serious threat to their proper operation. Here, the authors present a variety of approaches developed to overcome this problem. They introduce several unique aspects of P2P networks and discuss free riding's effects on P2P services. They categorize proposed solutions…

• KASIM MURAT KARAKAYA

Free riding in peer-to-peer (P2P) networks poses a serious threat to their proper operation. Here, the authors present a variety of approaches developed to overcome this problem. They introduce several unique aspects of P2P networks and discuss free riding's effects on P2P services. They categorize proposed solutions…

Everyone agrees that security is a problem, ranging from Microsoft to the banks that have been recent victims of rogue traders. What is paradoxical is that there does not seem to be a wholehearted commitment by both academics and industry to treat this topic systematically at the top level of requirements engineering.…

Open nature of peer-to-peer systems exposes them to malicious activity. Building trust relationships among peers can mitigate attacks of malicious peers. This paper presents distributed algorithms that enable a peer to reason about trustworthiness of other peers based on past interactions and recommendations. Peers cr…

• AHMET BURAK CAN

We are developing an approach using Jackson's Problem Frames to analyse security problems in order to determine security vulnerabilities. We introduce the notion of an anti-requirement as the requirement of a malicious user that can subvert an existing requirement. We incorporate anti-requirements into so-called abuse…

This paper introduces a practical security model based on key security considerations by looking at a number of infrastructure aspects of Cloud Computing such as SaaS, Utility, Web, Platform and Managed Services, Service commerce platforms and Internet Integration which was introduced with a concise literature review.…

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• NIMA JAFARI NAVIMIPOUR

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• MOHAMMED MOHAMMED SAYIM KHALIL

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• MOHAMMED MOHAMMED SAYIM KHALIL