After the success of the I Session Days about Internet quality in 2004, IQUA -Internet Quality Agency- organizes the second edition of these Session Days. It will focus on two main issues, on one hand, security on the e-commerce and, on the other hand, childhood and adolescence protection in Internet. Besides, there will be a conference on Internet quality. The Session days will be held on April 20, 2006, in Madrid, Spain.