The security team at Certkiller Inc. is working on securing their network. What is the primary identity component in a Cisco security solution?

A.
primary identity component Cisco VPN Concentrators

B.
primary identity component Cisco PIX Firewalls

C.
primary identity component Cisco IDS Sensors

D.
primary identity component Cisco IOS Firewalls

E.
primary identity component Cisco Access Control servers

Explanation:

Cisco Identity Based Networking Services (IBNS) is an integrated solution combining several Cisco products that offer authentication, access control, and user policies to secure network connectivity and resources. Cisco IBNS solution enables greater security while simultaneously offering cost-effective management of changes throughout the organization.
IBNS and 802.1x are supported on all Cisco Catalyst switches, including Catalyst 6500, 4500, 3550, and 2950 switches, Cisco ACS Server as well as Cisco Aironet Access Points.
Reference:
http://www.cisco.com/en/US/netsol/ns110/ns170/ns360/ns373/networking_solutions_package.html