Although it seems to be a global phenomenon, the internet is a part of human society for relatively short time. Existing in different forms there are phenomena that are present in human society for decades, and that we might not expect in cyberspace. In addition to a mutation of social pathologies such as bullying, child pornography and stalking, internet is used by extremist movements and terrorist groups for their activities such as propaganda, mutual communication, but also for invasive activities. This thesis is focused among other things on terrorism in cyberspace. The introduction places the issue in the current state of society, connecting it with technological and social changes. The second section presents a brief overview of the relevant literature, which is focused on the issue of conventional terrorism and terrorism in cyberspace. The following chapters attempt to define its form, find its essence, and describe the similarities and differences especially in relation to conventional terrorism. These findings are achieved by confrontating both forms of terrorism, its fundamental aspects and classification criteria. This work provides an unusual insight into the relationship of technology and society, which despite its relative youth requires more and more attention. It shows that...

The thesis "Cyberterrorism and digital piracy" deals with the description of aims, motivation, tools, and consequences of current cyberwars. First of all, it concentrates on features of cyberconflicts while trying to indentify and define the essence of cyberterrorism, its principles, causes, and threats. Besides a description of common cyberwar methods, it provides a reader with a detailed analysis of the "Information Assurance" concept, which represents a form of strategy used to define risks of information security in the cyberspace. The analytic part of the thesis concerns concrete cases of the international cyberterorism and its forms in the 2007 to 2010 cyberwars. It also analyses some particular cyberattacks from the geopolitical point of view in a chronoligical way, especially those that happened in the European-Russian, Asian-American and Middle-Eastern regions. The comparation of the theoretical "Information Assurance" model and partial analyses of individual cyberwar examples has showed that not to keep the model reasons in the real disruption of the information security for a particular system. This fact notably contributed to the inception of aforementioned cyberconflicts, therefore the validity and applicability of the Information Assurance" concept the has been proved.

The subject of my diploma thesis, Cyber terrorism - medial threat, is a phenomenon of terrorist attacks in cyberspace, media discourse, within the reality is constructed cyber terrorism in the media and its impact on the securitization of cyber terrorism process. It also deals with the comparison of traditional forms of terrorism with those that have evolved with new communication technologies. The thesis outlines the development of the concept of terrorism from its beginning to the present. The aim of the thesis is to show Cyber terrorism as a latent threat to the information society. For the interdisciplinary approach is used the method of discourse analysis. Creating a social and media reality is analyzed based on the theory of Niklas Luhmann and points to the autopoiesis self-reference systems and reference each other, as a key concept in the construction of reality by the media. Another section is devoted to the reaction of the European Union and North Atlantic Treaty Organization (NATO) on the "threat" of cyber terrorism. Keywords Terrorism, cyber terrorism, self-reference, autopoiesis, securitization

This diploma thesis deals with European Union and current security threats, concretely with Cyberterrorism. Cyberspace and internet became essential parts of our living over the last decades due to rapid development of information and communication technology. The increased dependency on cyberspace is visible in all governmental operations, public-private sector, financial and business operations, as well as communications between individuals and groups. As a result our society is facing new threats. On one hand cyberspace is a place for economic growth and innovation, on the other hand criminals, spies and terrorist use cyberspace as a place for their activities. Our society should be aware of these negative impacts as well. Cyberterrorism by its nature is considered to be a very dynamic phenomenon. Regarding this fact this thesis provides a dynamic way how to define Cyberterrorism and reveals main perspectives of Cyberterrorism. Tracking the European Unions Convention on Cybercrime and main means to fight Cyberterrorism, this thesis analysis whether European Union disposes of appropriate means to engulf the dynamic nature of this phenomenon.