How to Ensure Your Router, Cameras, Printers, and Other Devices Aren’t Accessible on
 

Some people’s networked printers, cameras, routers, and other hardware devices are accessible from the Internet. There are even search engines designed to search such exposed devices. If your devices are secure, you won’t have to worry about this.

Follow this guide to ensure your networked devices are properly isolated from the Internet. If you configure everything properly, people won’t be able to find your devices by performing a search on Shodan.

http://www.howtogeek.com/169575/how-...-the-internet/