This book constitutes the refereed proceedings of the 6th International
Joint Conference on e-Business and Telecommunications, ICETE 2009, held
in Milan, Italy, in July 2009.
The 34 revised full papers presented together with 4 invited papers in
this volume were carefully reviewed and selected from 300 submissions.
They have passed two rounds of selection and improvement. The papers are
organized in topical sections on e-business; security and cryptography;
signal processing and multimedia applications; wireless information
networks and systems.
