Increasing the dependence of contemporary society on the globalization of information systems and communication infrastructures leads to increasing the vulnerability of the person, society and the state to the more and more acute threats in the informational-technological and informational-media domains. In the informational age, cyber space is a comfortable platform for the preparation and execution of cybercrime, cyber-terrorism acts and other actions that directly or indirectly affect national state security. Violation of the security of the information systems of public authorities and other institutions may compromise the confidentiality and integrity of this information and, as a result, cause financial or material damage, including damage to state security.