Threats and vulnerability are common terms in IT vocabulary and an IT administrator would have a fearful association with these two words. Securing an IT environment has different facets and every facet will have a vulnerability clause. An IT infrastructure or environment is a generic term indicative of a site or collection of sites with a certain user base and set of computers. The site could be a hub or a headquarter hosting a data center for an enterprise or an SME office or just a branch site with a skeleton staff and low end machines to fulfill a business requirement. The present assets at the site serve a purpose, and to ensure they continue to do so, it is imperative that their continuity is consistent. Security is one of the planning aspects to guarantee this continuity.

With an increase in the number of assets, servers and the installed roles and apps in an environment, there is greater vulnerability exposed. Planning security...