Contemporary challenges of Polish’s external security are a comprehensive area that requires an effective security policy. Tensions on the eastern borders, increased Russian activity, cyber threats, instability in the Middle East and asymmetric threats are the main challenges. Poland must continue to develop its defence capabilities, cooperate with its allies and invest in modern technologies. Diplomacy based on international cooperation and the development of civil society are also crucial. Through these actions, Poland can effectively face contemporary threats and ensure the security of its citizens. The aim of the article is to identify contemporary challenges and threats to the external security of Polish. The main research problem was formulated: How do contemporary threats affect the external security of Polish? In order to answer the problematic question, the authors used a critical analysis of the literature, legal acts and documents. as well as reliable online sources.