A Survey of Trust Models for Enterprise Information Systems

Most of today's enterprises are open in a competitive market worldwide and dependent on distributed information infrastructure across various geospatial location and various cyber spatial location as well with a purpose of offering ready and effective services to customers. But this decentralization comes at the cost of security. The distributed computing framework is vulnerable to attacks from malicious agents, thereby increasing the chances of risks and security breaches. Trust and Reputation management system is a tool to combat security threats. A trust management system helps its user to decide how trustworthy the other party is before making a transaction. This work aims to identify the required characteristics of trust needed for an enterprise network and presents a survey of a few well known trust models with an aim to identify trust characteristics in each model.