Abstract. Usage and exploitation of the Internet is a critical requirement for managing and distributing valuable digital assets. This requirement introduces a great number of thre...
Ioannis Chatzigiannakis, Vasiliki Liagkou, D. Salo...
The `Need to Know' concept is often quoted but rarely defined in the literature. In general the principle directs that unless an individual has a specific reason to have acce...
Public key cryptography is widely used to secure transactions over the Internet. However, advances in quantum computers threaten to undermine the security assumptions upon which c...
We propose an efficient and flexible system for a secure and authentic data exchange in a multiinstitutional environment, where the institutions maintain different databases and p...
Arne Ansper, Ahto Buldas, Margus Freudenthal, Jan ...
The importance of computer security in order to maintain the confidentiality, integrity and availability of data and information is well known. Different mechanisms have been propo...