The publication is a result of a project initiated by the Kosciuszko Institute that aims at examining and comparing energy security of the V4 countries. In the presented publication experts from Poland, the Czech Republic, Slovakia and Hungary analyze the issue basing on the Energy Security Index, indicate problems and challenges for national energy policies and provide further recommendations in the field of crude oil, liquid fuels and natural gas. Additionally, the study includes an assessment of the V4 countries energy cooperation and the future prospects for shale gas exploitation in the region.