The session of Rui Quintino “0wn3d: Hacking even easier in AJAX Web Sites” in the largest national technical event of the year, Microsoft TechDays 2007, was classified as one of the best in all the 148 sessions. The success of the first session, “forced” to achieve a repeat of non-scheduled – it was 8.13 and 8.08 respectively, and both were classified in the top 10 best-classified sessions of the event. The performance of the speaker Rui Quintino could be assessed in two sessions with 8.11 and 8.14, placing in the top 5 of the speakers and the national top 10 of the best speakers of the event.