Dear Chandrashekhar,
We have a nice video that very quickly explains how to choose the right technology when implementing SAP NetWeaver Single Sign-On 2.0 : Choosing the Right Technology with SAP NetWeaver Single Sign-On
Here you will be able to find more details about our SAP NetWeaver SSO 2.0 product:SAP NetWeaver Single Sign-On: Overview Presentation
We also have a Return-on-Investment (ROI) Calculator for SAP NetWeaver Single Sign-On that demonstrates the solution's potential for increasing productivity and saving costs in your organization. Here you will be able to find some more info about it: ROI Calculator for SAP NetWeaver Single Sign-On. Here you will be able to find it: ROI calculator tool
Here you will be able to find video series that describe the Kerberos solution with SAP NetWeaver SSO 2.0:Single Sign-On with Kerberos
Here you will be able to find video series that describe the Single Sign-On with X.509 Certificates: Single Sign-On with Certificates
More info about SAML you will be able to find here:Single Sign-On with SAML 2.0
Best Regards,
Donka Dimitrova