Real
time website scanning and blocking eScan scans websites in real time. When
words related to pornography, gambling or other subject that you specify are detected
in a website, the site is blocked and a message is displayed giving reasons for
blocking the site. Screen below shows a typical message that is displayed
when a website is blocked as it has pornographic related contents.

Block
web sites based on predefined pornographic keywords eScan has parental
control feature that allow you to control access to web sites You can specify
words and phrases like xxx, porn, adults only, poker, etc. that occur in porn
and gambling sites. If the accessed site contains such words, it is blocked and
not allowed to display on your system. The following points are explained. Category:
Category carries related group of web sites Access to all web sites that are
defined in a category can be either blocked or allowed. For e.g. the category
'Pornography' will have web sites related to porn. You can block or allow access
to sites that occur in this category. Categories like pornography and gambling
have been created with a block status. You can create user defined categories. The
next step is adding words related to the category. Words/Phrases:
You can add to the list of words that relate to a category. For e.g. for porn
category, you can add words like babes, xxx, etc. If the category Pornography
is blocked then eScan blocks any site that has words like babes, xxx, etc. Everyday
about 500 sites related to porn are added to the Internet. To avoid detection,
some of the sites are also renamed. This feature ensures that when a site with
such words in the content, keywords, script and tags occurs, access to the site
is automatically blocked even though it has been renamed. Site Names:
Some well-known sites like playboy, hustler, etc. do not change names. You can
specify such sites and access to them is blocked outright. The feature is
found in eScan Content Administrator > Webpage Scanning >
Filter Categories (Frame)
The features are marked in red in the
following screen.

Block
websites using IP Address Websites can be accessed by entering their
IP (Internet Protocol) number. The software should be able to translate the IP
number to its web site name and block access if it contains restricted words or
is on the banned list. For e.g. www.sex-circus.com can be accessed through
its IP, http://198.63.10.71 when you use common Content Security software. Software's
like eScan are able to translate the IP to its URL and block it. 
Block
PopUp ads/Java applets/Scripts/Cookies/Content like images, movies, video, and
application eScan allows system administrators to block images, applications,
audio and video files, popup ads, cookies, etc. from an accessed web site. The
feature is found in eScan Content Administrator > Webpage Scanning >
Advanced (Button) The features are marked in red in the following screen, Set
Restricted Words threshold level Restricted words like babe, sex, etc.
can be found in legitimate sites. Refer to the screen shown below. The slider
bar allows you to set the threshold value for restricted words. The bar is by
default set at value 3. In a web site, if any three words from the list appear
as a combination, for more times than set in the threshold value, the site is
blocked. This ensures that legitimate sites are displayed and only sites related
to porn are blocked. The feature is found in eScan Content Administrator >
Webpage Scanning > Advanced (Button)
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