Dropbox has announced it is supporting SSO via SAML https://www.dropboxatwork.com/2013/04/coming-soon-to-a-dropbox-for-business-near-you-single-sign-on-sso/ unfortunately the article is short on technical detail. Does anyone know if this is likely to work with vanilla shib? Does it require ECP support? Exciting times to be running a SAML IdP Cal