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Debian Bullseye Linux Upgrade

Starting Wednesday, August 18th through August 27th, we will begin upgrading all tstaff managed linux machines, fastx clusters and compute clusters to Debian 11, aka "Bullseye.” For more information about what is new in bullseye see:https://www.debian.org/releases/bullseye/**The upgrade to bullseye will be a re-install.  This means the hard drive will be reformatted and any …

FastX authentication change - FastX and VPN downtime on Monday, July 12th

On Monday morning, July 12th, between 7 am and 8am, there will be scheduled downtime for both the FastX cluster and the CS department VPN.After this maintenance window, FastX will use the same authentication mechanism that the department SSH gateway now uses, namely SSH keypairs (see https://cs.brown.edu/about/system/connecting/ssh/). Keys can be …

And We're (Partially) Back

Early on Tuesday, March 30th, the Computer Science Department lost access to critical services provided by CIS (Computing and Information Services), due to a security incident.  The department's website, list server, compute cluster, and access to filesystems were among the services affected.  On Wednesday evening we were provided a path …