https://www.bleepingcomputer.com/news/security/ruhr-university-bochum-shuts-down-servers-after-ransomware-attack/

The Ruhr University Bochum (RUB), Ruhr-Universität Bochum in German, announced today that it was forced to shut down large parts of its central IT infrastructure, also including the backup systems, after a ransomware attack that took place overnight, between May 6 and May 7.

RUB is a German university from the central Ruhr area in Bochum with over 42,900 students and 5,800 employees, placed in the top 500 universities in the world by four ranking tables in the last two years.