The paper deals with the issue of the Czech Republic's involvement in a specific form of conflict, which is called a hybrid war. The author analyses the concept and outlines a possible categorization of the actors and the development of the hybrid war against the Czech Republic. It also examines the reaction to this phenomenon in the internal political and international-political dimensions. It also evaluates the perspectives of future hybrid action against the interests of the Czech Republic. He concludes that its security policy has - despite specific problems - adapted to the development of hybrid warfare.