Satizábal Echevarria, Isabel Cristina (Date of defense: 2007-03-09)
Authentication and authorisation architectures based on certificates have not been widely accepted due to their cost, inflexibility and difficult management.<br/>The complexity of the Public Key ...
Hinarejos Campos, M. Francisca (Date of defense: 2010-06-30)
Technology progress in both user devices and networks allows communications anytime and anywhere. New communication environments offer a wide range of possibilities to users, but also generate new ...