This study The objective is to research and evaluate the security of wireless networks Rajamangala University of Technology Phra Nakhon. To enhance the performance of the security of wireless networks. This research is a research and evaluation. In order to improve the security of wireless networks. The process of developing the procedures for the security of wireless networks. To improve security. It is a tool used in the evaluation is Kali Linux operating system. The findings The performance evaluation of such networks. Can be proved with the security of wireless networks. The study was done to evaluate the security of wireless networks. Found that satisfaction with the program was good