In their article, the authors present – using a comparative approach – the current issue of security awareness. In doing so, they start from the concept of security, then move on to the concept of security awareness, and outline the significant moments of its development concerning national security services. They then briefly flash police crime prevention and then move on to the security awareness presentation from a counterterrorism perspective. The article concludes with a presentation of the topic from a private security perspective and a case study from an international context. In the summary, the authors believe that, in addition to a similar methodology, national security, counterterrorism, and private security security awareness support and complement each other.