The China Education and Research Computer Network Federated Authentication and Resource Sharing Infrastructure (CARSI) provides federal authentication and global academic information resource sharing services for universities and research institutions that have established unified identity authentication on campus networks. No VPN is required, and is not restricted by the authorization of the campus IP address. You can directly access authorized resources using a campus network account anywhere with the internet. Since the COVID-19 broke out in the spring of 2020, CARSI has effectively solved the pain point problem of academic resource access when teachers and students are at home, and gradually made a transition to comprehensively assisting the construction of campus informatization. The online resources cover various fields such as online teaching, industry data, scientific research support, intellectual property, news and information, innovation and entrepreneurship, tool software, and campus public services.Welcome more campus information resources to join CARSI.