The CILogon project facilitates secure access to CyberInfrastructure (CI).

To log on to the CILogon Service, visit https://cilogon.org.

Services that support access via CILogon include:

CILogon is a research and scholarship service provider in the InCommon federation.

CILogon is an open source project, with source code and downloads hosted at SourceForge.

To cite CILogon in publications, please use:

Jim Basney, Terry Fleury, and Jeff Gaynor, "CILogon: A Federated X.509 Certification Authority for CyberInfrastructure Logon," Concurrency and Computation: Practice and Experience, Volume 26, Issue 13, pages 2225-2239, September 2014. http://dx.doi.org/10.1002/cpe.3265

For more information, please see our Frequently Asked Questions or contact help@cilogon.org.


Latest News

  • CILogon Supports OpenID Connect for Federated Authentication to Cyberinfrastructure CILogon's new OpenID Connect (OIDC) interface enables cyberinfrastructure (CI), such as Jetstream (via Globus Auth) and Ocean Observatories Initiative, to support federated authentication with InCommon identity providers via a ...
    Posted Jan 20, 2016, 10:36 AM by Jim Basney
  • CILogon 2.0 - An Integrated Identity and Access Management Platform for Science We are pleased to announce that the CILogon 2.0 project officially launched on January 1, 2016. The project integrates and expands on the existing open source CILogon and COmanage ...
    Posted Jan 15, 2016, 1:02 PM by Jim Basney
  • Growing Support for SAML ECP Recently, the InCommon identity providers (IdPs) at Clemson University and University of Utah enabled support for SAML ECP ("Enhanced Client or Proxy"), which allows for the exchange of SAML attributes ...
    Posted Mar 11, 2015, 11:10 AM by Jim Basney
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This material is based upon work supported by the National Science Foundation under grant numbers 0850557, 0943633, 1053575, 1440609, and 1547268 and by the Department of Energy under award number DE-SC0008597.
Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the United States Government or any agency thereof.
The CILogon project is sometimes referred to as CILogin, but the official name is CILogon.