It was an honor and a privilege to chair the 24th IFIP International Information Se- rity Conference (SEC 2009), a 24-year-old event that has become a tradition for - formation security professionals around the world. SEC 2009 was organized by the Technical Committee 11 (TC-11) of IFIP, and took place in Pafos, Cyprus, during May 18-20, 2009. It is an indication of good fortune for a Chair to serve a conference that takes place in a country with the natural beauty of Cyprus, an island where the hospitality and frie- liness of the people have been going together, hand-in-hand, with its long...