• An architecture for secure VoiIP and collaboration applications 

      Zisiadis, D.; Kopsidas, S.; Tassiulas, L. (2007)
      VoIP and collaboration Internet applications are a driving force for the use and expansion of the Internet. Current applications usually require end user registration in a central user database, which in turn provides ...
    • Policies for caching OLAP queries in Internet proxies 

      Loukopoulos, T.; Ahmad, I. (2006)
      The Internet now offers more than just simple information to the users. Decision makers can now issue analytical, as opposed to transactional, queries that involve massive data (such as, aggregations of millions of rows ...