Hi kumaresans09,
Here is the Path for the Security area on Cisco.
CCNA R&S or ICND 1 and 2 ---> CCNA SECURITY ---- CCNP Security -----> CCIE Security .
And check this link :
http://www.cisco.com/web/learning/certifications/associate/ccna_security/index.html
Hope this helps.
Regards,