We are going to build .Net application that is running under share point 2010 umbrella, and we are requested to read user information from Oracle ERP (HR) instead of Active Directory.
1-What are the best options that are available to authenticate users from Oracle ERP instead of Active Directory?
2-Can we use mixed authentication between users from AD and Oracle ERP?
3-How the user identity we be available for share point and also ASP.Net identity?
4-How Share Point will handle authorization things?
5- How Share Point will retrieve user profile such first name, last name, mobile , department …etc?