Bess Internet filtering solution is flexibleand allows parents, educators, and employers to override the system, whennecessary, by using a separate password. One approach is client-based softwareproducts which, when loaded onto an individual computer, check specificWeb site requests against a database of Web sites deemed inappropriateand disallow the retrieval of the content. There are several drawbacksto client-based products. First, the users must load software onto theindividual computer. It is immediately out of date because new objectionablesites appear on the Internet daily.
Updates are usually available, butcontinually updating is troublesome to the user.
They are often easy tobypass because they are loaded on the same computer they're protecting. The approach we chose to use is server-basedfiltering which resides at the network level, so that each computer doesnot have to have software loaded. Thisis the most practical approach, users automatically receive the most updatedlist of blocked sites daily. We at Bealenet feel that N2H2, developersof Bess , is the safest, most effective solution for our customers. N2H2 combines sophisticatedkeyword searches with human review to identify objectionable material withprecision.