Appointing undercover investigator

The rapid increase in organized crimes with the effect of developing technology and the organizations becoming more resistant have led to the development of new methods by states and the emergence of modern measures in criminal procedure law. At the forefront of these protective measures is the assignment of a undercover investigator. In fact, regulations regarding this measure were made in the Code of Criminal Procedure, and rules were set about under which conditions and conditions the undercover investigator can be assigned. In this study, the meaning of the concept of undercover investigator, its difference from similar concepts and protection measures will be examined, then the conditions under which an undercover investigator can be assigned will be evaluated by taking into account the regulations in comparative law and judicial decisions. In addition, there are important discussions about the limits of this person's activities, the measures that the undercover investigator can take, and how the evidence to be obtained will be evaluated. In addition, whether it is possible for the undercover investigator to participate in the activities of the organization he is part of, and if such an action takes place, what will be the responsibility of the undercover investigator are also the issues discussed. In this study, we will also include discussions on these issues in the doctrine and we will express our own views in the light of judicial decisions. Keywords: Protective measures, organized crimes, undercover investigator, secret witness, strong doubt