We use modern features of web browsers to develop a secure login system from an
untrusted terminal. The system, called Session Juggler, requires no server-side changes …

The emergence of large-scale Cloud computing environments characterized by dynamic
resource pricing schemes enables valuable cost saving opportunities for service providers …

The emergence of large-scale federated Cloud computing environments and of dynamic
resource pricing schemes presents interesting saving opportunities for service providers …

The obvious advantages of Multi Factor Authentication (MFA)-in terms of enhanced identity
theft protection and account hijacking protection-have resulted in its large scale adoption in …

The progression towards the use of mobile network devices in all facets of personal,
business and leisure activity has created new threats to users and challenges to the industry …

User authentication is always the first step of security services/mechanisms in computing
infrastructures. However, mobile devices and clouds bring challenges and also new …

The proliferation of Internet services drives the data center expansion in both size and the
number. More importantly, the energy consumption (as part of the total cost of ownership …

PhoneFactor is a two-factor authentication service that combines the knowledge-based
authenticator with an object-based authenticator in which the object-based authenticator has …

The proliferation of Internet services drives the data center expansion in both size and the
number. More importantly, the energy consumption (as part of total cost of ownership (TCO)) …

Network virtualization and resource sharing have been employed to improve energy
efficiency of data centers by aggregating workload to a few physical nodes and switch the …