WebEx and ADFS SSO

Implemented WebEx with ADFS SSO (Windows 2012R2) successfully, and found these articles helpful:

Initial Setup:

https://cisco-support.webex.com/guest/articles/en_US/Usability_FAQs/WBX63102/myr=false

https://digitalglue.wordpress.com/2014/02/11/configuring-cisco-webex-meeting-server-to-work-with-adfs-2-0/

Those guides do not go over configuring sign-out.  This can be accomplished with the WSFederation sign-out URL documented here:

http://social.technet.microsoft.com/wiki/contents/articles/1439.ad-fs-how-to-invoke-a-ws-federation-sign-out.aspx

And configuring your ADFS server with:

1.  Go to AD FS Manager – Trust Relationships – Relying Party Trusts – <your party trust> properties
2.  Under the Endpoints tab, click Add SAML…
3.  Endpoint Type = SAML Logout, Binding = POST, Trusted URL = https://myadfsserver.domainname.com/adfs/ls/?wa=wsignout1.0