The slideshow provides a comprehensive overview of the field of international security studies, offering an insight into its theoretical developments, topical issues, political applications and implications. The slides cover a wide range of theories in the field of security studies (from the security dilemma, Cold War deterrence to the work of Copenhagen school), address a variety of security risks and threats (from conventional war to asymmetric conflicts and terrorism to the ‘new wars’) and referent objects of security (from state to human security). In addition, the new forms of security, namely energy security, cyber-security – are presented.