Overview of the Japan cybersecurity Information Sharing Platform (JISP)  It is an information sharing platform to share threat information between relevant organizations, provide advice to an organization affected by an incident, and coordinate incident responses.  The service began in April 2019.  Users can access the platform via a PC or smartphone, and there are about 350 member organizations (as of the end of August 2021). Relevant government ministries Characteristics and advantages of the information sharing platform  Allows one-stop reporting and sharing of information with relevant institutions  Allows information providers to set the scope of information recipients  Can be used anytime and anywhere (e.g., on smartphones)  100% domestically developed and operated social media service dedicated for user organizations Dedicated social media service (Communication between user organizations) Dedicated social media service (Provision of cybersecurity information) Important ESPs, etc. Help desk (Support for incident responses) Information sharing system CS Incident Response Coordination Center Information security-related institutions *JISP member organizations The TOCOG, venue managers, the Tokyo Metropolitan Government, local public agencies of areas where venues are located, important ESPs, sports associations, information security-related institutions, government agencies, police, and so on Copyright(c) National center of Incident readiness and Strategy for Cybersecurity 3