Computer Security for Schools and Small Businesses For a small-
to-medium enterprise like a business or library, protection of
its computer network is not easy. Hackers are constantly
concocting new ways to infect the network (with viruses and
other malware) by way of the web pages that network users visit.
Although the enterprise can choose from an array of tools to
protect its network, those tools can be expensive and
cumbersome. No tool or combination of tools is perfect. Finding
the right mix of cost, effectiveness and easy of use is a
problem. To answer this problem, CyberPatrol has developed a
smart service for steering network users away from dangerous web
sites. Known as SiteSURV, the service relies on CyberPatrol’s
SiteCAT system, which constantly crawls (spiders) the web to
assess and categorize web pages. The service provides two layers
of filtering. One layer examines sites according to their
content and purpose, and then blacklists those that appear to be
dangerous. The second layer specifically a