SSH security improvements/fr: Difference between revisions

and protocols which were reasonably secure ten or fifteen years ago can no longer be used without an unacceptable risk of the connection being compromised by a third party. For this reason, Compute Canada is modifying its policies and practices regarding [[SSH]], the tool used to verify the identity of clusters and users to one another. Some users may have to update their SSH client software, some may have to generate a new public/private key-pair, and everyone will have to update the local copy of the "host key" which is used to identify each Compute Canada cluster.