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NCSA operates a SAML identity provider 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. To sign up for an NCSA identity, visit 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 For operational announcements about CILogon, please see