In Today's time, knowledge of network is very essential as everyone has to go through the problems faced while accessing the network. Apart from this, the strategic importance of Internet on the one hand as a universal media for communications and the security standards of internal data networks, on the other hand require a thorough understanding of the security threats and network vulnerabilities. Being an evolutionary process, no one product can make an organization “safe”. True network security comes from a combination of products and services based on industry standards combined with a comprehensive security policy. This programme offers a very holistic view of the basics of networking and network security.