ARCHER Supercomputer Offline
The ARCHER supercomputer, used for academic research in the UK, has been offline since Monday, May 11. According to the ARCHER website, the "incident is part of a much broader issue involving many other sites in the UK and internationally." ARCHER is located at the University of Edinburgh.
While unauthorized use of resources or unexpected jobs running on a Super Computer raise flags immediately, campus data center resources are a current target for crypto mining. Raising the bar on authentication is appropriate. Adding multi-factor authentication, and deliberate update of SSH keys go a long way towards keeping this in check.