This guide is a companion to the Tech Talk "Web Filtering" that was scheduled for 10/16/2015. Specific products on this page are for illustrative purposes only and do not constitute endorsement by the Alaska State Library.
The Children's Internet Protection Act (CIPA) makes filtering and the possession of an Internet Safety Policy requirements for libraries to receive erate discounts.
Web filters review every request for web pages and other computer resources, then then block anything that is unauthorized. Web filters do this by a combination of the following methods:
Most web filtering software allows blocking of sites by subject categories using a mix and match of the methods above.
DNS filtering works by routing your computer's "domain name" requests through a filtering provider. That provider uses the address to decide whether to provide the page to your computer.
We're sharing suggestions for DNS filters made by Dylan Baker of the Idaho Commission for Libraries because they seem useful to us. You might find the rest of his filtering guide useful as well. We're not afraid of second opinions.
If you are only looking to filter a few computers in your home or library, a computer based web filtering program may be for you. Here are a few examples along with a buying guide.
If you are looking to provide filtering at the level of your home / small office/library network, you may want to use a hardware solution. These pieces of hardware often function as wifi hotspots in addition to providing web filter services. The following products are examples of this type of technology.
PO Box 110571
Juneau AK 99811-0571
395 Whittier Street
Juneau AK 99801