In this presentation Fyodor will discuss his experience in analyzing computer security incidents. The material is organized as a set of various security incidents covering areas of mobile malware, activities captured on honeynet infrastructure, targeted attacks (also known as APT), gray area and commercialized computer crime activities and more. The presentation will cover in-depth technical details of each of the incidents, methods and techniques used in analyzing the incidents and general interpretation of potential motives and origins of each case. The presentation will be concluded with a set of demonstrations and summary of the findings by cross-correlating results with other known studies in this field, such as those produced by Shadowserver project and Honeynet project.