Miroslav Vitula is a freelance graphic and motion designer and occasional Android developer with a great passion for network security. For years, he has been interested in penetration methods, exploits, and attacks done using Android devices. He explains the principles of methods used by professional network security managers and shows their usage on local networks. Some of his knowledge can be found on his blog and YouTube channel, Android Hackz, where he constantly adds new tips, tricks, and reviews about all Android-related things.