SecureAuth Implementation
From GFIPM Implementation Wiki
About
SecureAuth is a Windows Server based SAML Product. They have done extensive GFIPM interoperability testing and have detailed information about configuring their product for use within a GFIPM Federated environment here: https://docs.gosecureauth.com/display/docs/GFIPM+Configuration-+SecureAuth+SAML
Documentation
SecureAuth has provided the attached documentation, although their wiki article linked above is likely to contain the latest and best information on the topic of deploying SecureAuth for use as a GFIPM Identity Provider.