The Internet and digital networks pose new challenges to those who have to use them for business, and who have to protect themselves against certain by-products of their criminal use and what we now call cybercrime. Digital networks are the source of new threats to the rights of society; they demand constant updating of our official and judicial responses, police techniques and methods, which must in turn be proportionate to the human and economic prejudice suffered. Information and communication technologies (ICT) seems to present an ideal vector for delinquents to commit multiple criminal acts.