Implementating simple SSO in ASP.NET MVC

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SSO

MVC4

ASP.NET4

My thesis discusses solution about strong secure authentication using SSO (Single Sign On) in ASP.Net MVC Question: I need simple SSO implementation which provides the following:

1.Secure communication between Idp and SP using private key / public key.

2.ability to add any feature to login method like OTP.to add any feature to login method like OTP.

Would you please help me to find the best simple implementation SSO with features that i mentioned before. using windows identity foundation or any any others available solution

What I have tried:

I have searched for what i need but I found windows identity foundation that may do my the work especially with STS and SAML.2 but I coud'nt find any sample on it.
I tried to use this
http://www.c-sharpcorner.com/UploadFile/scottlysle/windows-identity-foundation-and-single-sign-on-sso/[^]
but I coldn't work with them in Visual Studio 2013