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NCSA operates a SAML identity provider for NCSA users/projects that is registered in the InCommon Federation and available globally via eduGAIN. Choose the "National Center for Supercomputing Applications" identity provider to sign in to sites like with your NCSA identity. For operational announcements about NCSA's identity provider, please subscribe to the ncsa-idp-announce mailing list.

NCSA also operates the CILogon service that provides an OpenID Connect compliant interface to federated identities. CILogon enables you to log on at sites like using your campus identity. For information on connecting your application with CILogon, visit http For operational announcements about CILogon, please see http

X.509 Certificates

To obtain an IGTF-compliant user certificate, visit