Free CCNA Security 640-554 Lectures from Urdu IT academy <br /> <br />http://urduitacademy.com <br /> <br />http://urduitacademy.blogspot.com <br /> <br />CCNA Security curriculum emphasizes core security technologies, the installation, <br /> <br />troubleshooting and monitoring of network devices to maintain integrity, <br /> <br />confidentiality and availability of data and devices, and competency in the <br /> <br />technologies that Cisco uses in its security structure.
