Major Issues of Insider Threat and Attack Based on Lessons Learned in the Area of Operations

This article presents an overview of the insider threats appearing during peace support operations, including their types, and the risks to the stability of democratic states, which are present even in the activities of governmental forces. The authors analyse and categorise the various types and forms of threats, furthermore, they also examine expectations that arise in modern, 21^st century peace operations and armed conflicts. Finally, recommendations for the preparation for and the defence against these threats are also formulated.