Abstract. We present a semantic extension to X.509 certificates that allows incorporating new anonymity signature schemes into the X.509 framework. This fact entails advantages to...
Vicente Benjumea, Seung Geol Choi, Javier Lopez, M...
Authenticating mobile computing users can require a significant amount of processing and communications resources— particularly when protocols based on public key encryption are...
Implementing access control efficiently and effectively in an open and distributed system is a challenging problem. One reason for this is that users requesting access to remote re...
We know how to build secure systems but for security measures to be truly effective it is necessary to use keys which are far too large for people to commit to memory. The consequ...
Phishing is a model problem for illustrating usability concerns of privacy and security because both system designers and attackers battle using user interfaces to guide (or misgu...