The main purpose of the thesis is a specification of so called COMPUTER or so called CYBERNETIC CRIMINALITY. The term itself could be defined in a restricted as well as in an extensive way. This thesis attempts to achieve a medium definition reflecting both these extremes. The thesis is divided into five chapters. Each chapter describes particular group of wrongful conducts. The crucial criteria for cathegorizing are similar features common to all these types of wrongful conduct. Each wrongful conduct is characterized by a detailed description of particular offense, its standard course and its legal assessment in accordance with the Criminal Act No. 40/2009 Collection of Laws, as amended by furher legislation. The first chapter deals with o...