AN EFFICIENT TWO-SERVER AUTHENTICATION AND KEY EXCHANGE PROTOCOL FOR ACCESSING SECURE CLOUD SERVICES
To avail cloud services namely Software as a Service (SaaS), Platform as a Service (PaaS), Infrastructure as a Service (IaaS), etc.via insecure channel, it is necessary to establish a symmetric key between end user and remote Cloud Service Server (CSS).In such a provision, both the end parties demand proper auditing so that resources are legitimate