Funet, the Finnish University and Research Network, a superfast data communication network in the service of research and education, is maintained and developed by CSC — IT Center for Science Ltd. CSC is a Finnish center of expertise in ICT that provides world-class services for research, education, culture, public administration and enterprises, to help them thrive and benefit society at large. Funet links the universities, polytechnics and research institutions improving their national and international communications. Funet has approximately 350,000 users, and is one of the most advanced research networks in the world. Funet services include high-speed networks and lightpaths, Funet CERT network security services, eduroam roaming access service and campus support.