Yes it is possible. The below is the list of items which you require to configure RSA authentication on WLC
•1. RSA Authentication Manager 6.1
•2. RSA Authentication Agent 6.1 for Microsoft Windows
•3. Cisco Secure ACS 4.0(1) Build 27
Note: The RADIUS server that is included can be used in place of the Cisco ACS. See the RADIUS documentation that was included with the RSA Authentication Manager on how to configure the server.
•4. Cisco WLCs and Lightweight Access Points for Release 4.0 (version 4.0.155.0)
For more information you can go through this link: