pwdArmor is a framework for fortifying conventional password-based authentications. Many password protocols are performed within an encrypted tunnel (e.g., TLS) to prevent the exp...
The challenge-response technique is widely adapted for authentication of portable communication systems. For authentication the user can prove his/her identity via a secret shared...
In an attempt to expand Public Key Infrastructure (PKI) usage to a ubiquitous and mobile computing environment, we found that the deployment of the PKI on a resource-constrained de...
Panic passwords allow a user to signal duress during authentication. We show that the well-known model of giving a user two passwords, a `regular' and a `panic' password...