: A major privacy problem on the internet is the unrestricted sharing of user data between services and other parties. The EU privacy legislation grants the user the rights to rest...
Large collections of documents containing various types of multimedia, are made available to the WWW. Unfortunately, due to the un-structuredness of Internet environments it is ha...
CardSpace (formerly known as InfoCard) is a Digital Identity Management system that has recently been adopted by Microsoft. In this paper we identify two security flaws in CardSp...
In the next generation Internet, the network should not only be considered as a communication medium, but also as an endless source of services available to the end-systems. These...
Existing proposals for end-to-end independently-verifiable (E2E) voting systems require that voters check the presence of a "receipt" on a secure bulletin board. The tall...