: Access control is an important aspect in guaranteeing data privacy within XML data sources which are accessed by users with different access rights. The goal of predicative acces...
In a proxy signature scheme, a potential signer delegates his capabilities to a proxy signer, who can sign documents on behalf of him. The recipient of the signature verifies both...
An important feature of digital signatures is to serve as nonrepudiation evidence. To be eligible as non-repudiation evidence, a digital signature on an electronic document should...
Many web pages display personal information provided by users. The goal of this work is to protect that content from untrusted scripts that are embedded in host pages. We present a...
Millions of citizens around the world have already acquired their new electronic passport. The e-passport is equipped with contactless communication capability, as well as with a s...