One can define any policy for whatever kind of security. It will depend on the administrator and IT manager on what type of policies should be defined. The policies can either be for the whole company or it can be for different sections of the company. The type of policies that are very popular nowadays are the Internet Policies. The World Wide Web is very accessible now to browse for information. Because of this, browsers can make organizations vulnerable to possible threats the same way servers can. That is why areas of web servers should be secured. Suitable arrangement of routers and the IP protocol would be of great help.