Configuring the Internet Security Zone
The Internet security zone sets Web content permissions for all sites not placed in other zones. It's a zone that by default takes all other sites that are not specifically defined. To configure the Internet security zone, follow these steps:
Access the Internet Options utility in the Control Panel and then select the Security tab.
Select Internet from the zone list.
Click Custom Level. Figure 1 shows the Security Settings dialog box.
Figure 1 Using the Security Settings dialog box to create customized Internet security zone settings.
Using the buttons in the Security Settings dialog box specify the options you want to enable, disable, or prompt for when a user attempts to use a Web site with that specific attribute associated with it.
Proceed to other security zones to configure them as well.