Project: Phase 1 API details DB used: DB2 DB environment: Deploy to Liberty server using Docker Server: Liberty As the details of API, user function management (GET method, POST method, PUT method, DELETE method) is used, and an authentication management system is introduced. Regarding security SQL injection SSL communication AES that's all
①SkyWay NTT https://webrtc.ecl.ntt.com/ 50万回通信するまで無料で使える ②JAVAのsocketクラスで実装する（中央集権的）