The 97th Computer Security Study Group (CSEC) was held jointly with the 57th Internet and Operation Technology Study Group on May 19th and 20th, 2022 in a hybrid way (Nagano City, Karuizawa, Zoom). The content of the presentation included proposals for smart city service infrastructure, detection of network troubles, and proposals for incorporating machine learning into security countermeasure protocols. It was a meaningful presentation where practical knowledge such as social implementation could be obtained. The discussion was performed by Zoom and Slack.