Everyone who is a member of a project that has been granted computing time on Sigma may apply for a login account. See the Getting Access page for more information.
See the instructions on getting started for information on how to login for the first time.
Sigma has one login node:
sigma.nsc.liu.se. Thinlinc is available (connect to
When you use SSH to connect to Sigma for the first time you will usually be asked by your SSH client if the key fingerprint is correct.
An SSH key fingerprint is a way for you to verify that the computer you are connecting to is really the one you expected, and not a compromised system trying to steal your credentials. We publish the correct key fingerprints here so you can visually check to make sure you are actually connecting to Sigma1.
SHA256:xH1Cdn7XknkZmALFiVviFn+fuLYUTjvYYetMDHsUSWk sigma.nsc.liu.se (RSA)
SHA256:n/qC19CJCQINPYrAMjw1Z35YpdnWUQt3/5oUVTjlNWc sigma.nsc.liu.se (ECDSA)
SHA256:QPHiQqJNsgfhZ7LtZWZ5bhtRRs1weuOzyPqp2PvIhAE sigma.nsc.liu.se (ED25519)