The purpose of this study is to suggest for cyber sexual crime control. Police officers who controls and processes cyber sexual crimes are selected as a research participant for this study. 9 police officers(9 males and 0 females) were selected and interviewed in detail. The collected data were analyzed using the Nvivo10 program, a qualitative research tool. The results of the study are as follows. There was a lack of investigators in the cyber sexual crimes investigation and the necessity of system maintenance was derived. It was pointed out that punishment of perpetrators is mild and that responding to cyber sex crimes is strengthened. The need for financial support for the removal of illegal images and an effort is needed to prevent the spread of damage. The lack of awareness of criminality and lack of recognition of the seriousness of the crime was pointed out in terms of preventive education. The suggestions for solving this problem are as follows. First, it is necessary to expand professional staffing and financial support for efficient cyber sexual crime investigation. Second, it is needed a revision of related laws and the criminal proceeds acquired by cyber sexual crimes should be confiscated or collected. in order to resolve the punishment of the perpetrator. Third, an economic support should be provided to remove illegal footage and public assistance is needed. to support the victims. Fourth, it is necessary to strengthen the prevention education for cyber sexual crimes at the school level and to continue the campaign through the development and dissemination of police information at the police level.