CEHv6 Module 44 Internet Content Filtering Techniques pdf pdf

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E hi

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Ethical H acking and

Coun term easures

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Version 6

M o d u le X LIV

In tern et Con ten t Filterin g

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News

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Module Objective

This m odule will fam iliarize you with:

y

In tern et Filter

Key Features of In tern et Filters

Pros an d Con s of In tern et Filters

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Module Flow

In tern et Filter In tern et Filter

Key Features of In tern et Filters

Pros an d Con s of In tern et Filters

In tern et Con ten t Filtering Tools

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In troduction to In tern et Filter

An In tern et filter is a software that blocks un wan ted con ten t An In tern et filter is a software that blocks un wan ted con ten t such as porn ography an d group sites

Filters use a list of keywords an d well-kn own URLs to restrict children from accessin g in appropriate m aterial

More advan ced filters can also block or filter chat room s, in stan t m essages, file down loads, an d forum s

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Key Features of In tern et Filters

• Allow you to create a profile for each m em ber of your f il

User profiles:

_{fam ily}

User profiles:

• Provides detailed in form ation on what your children

Reportin g:

_{have been doin g an d sayin g on lin e, in cludin g sites visited}y

Reportin g:

• You can set lim its on when an d how lon g a user m ay be

Ti

Li its

You can set lim its on when an d how lon g a user m ay be _{on lin e}

Tim e Lim its:

• Choose software that allows you to down load regular

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• Choose software that allows you to down load regular _{updates to keyword an d URL lists}

Regular updates:

• Make sure the software will work with the browser you

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• Make sure the software will work with the browser you use, as well as your operatin g system

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Pros an d Con s of In tern et Filters

Pros:

• Preven ts children from deliberately or in adverten tly accessin g porn ography

P d f lki hild

• Preven t predators from talking to your children on lin e

• Allows kids to surf on lin e without con stan t paren tal presen ce

Con s:

• Can som etim es filter out “safe” sites, words, an d people

• May create a false sen se of security for paren ts

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In tern et Con ten t Filterin g

Tools

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iProtectYou

iProtectYou is an In tern et filtering and m onitorin g program design ed for paren ts g g p g g p who are con cern ed about the possible detrim en tal effects of the In tern et on the developm en t of their children

Features:

• Block e-m ails, chat sessions, instant m essages, an d P2P con n ection s if they con tain in appropriate words

• Preven t your private in form ation (credit card n um ber for exam ple) from bein g sen t to the In tern et

In tern et

• Set a schedule to specify days and tim es when on -lin e activity is allowed

• Lim it Internet Traffic to a specified am ount of data that can be sen t or received per user / per day

• Control the list of program s that can have access to the In tern et • Control the list of program s that can have access to the In tern et

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iProtectYou: Screen shot

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Block Porn

Block Porn is an In tern et filterin g software that can block access to

hi i l d d l b i ll h b i porn ographic m aterial and adult web sites as well as any other web site as needed

The program offers two m odes:

• On e that allows access to all web sites, except porn ography

• Restricted m ode that blocks all web browsin g, except for the sites that you specifically allowp y

It in clude the option s such as blockin g access to selected folders, restrictin g program access, lockin g the IE hom e page, custom warn in g m essages,

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Block Porn : Screen shot

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FilterGate

FilterGate is a powerful filterin g product that offers four m ain In tern et filters in on e sm all down loadable application

It is a 4 in 1 filterin g package that allows to rem ove web advertisin g an d popup It is a 4-in-1 filterin g package that allows to rem ove web advertisin g an d popup win dows as well as protect your privacy an d filter adult con ten t

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FilterGate: Screen shot

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Adblock

Adblock is a con ten t filterin g plug-in for the Mozilla an d Firebird browsers

It allows the user to specify filters, which rem ove un wan ted con ten t based on the source address

the source-address

Every tim e a webpage loads, Adblock will in tercept an d disable the elem en ts y p g , p m atchin g your filters

Adblock supports two types of filters:

• Sim ple Filter

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Adblock: Screen shot

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AdSubtract

AdSubtract is a program that blocks every type of con ceivable web

advertisem en ts

ad e

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s

It protects your privacy while you surf the web

• Pop-Ups an d Pop-Un ders are blocked

Features:

• Privacy protection autom atically deletes cookies, browser history, cache, and m ore

• Ad Server/ Profilin g cookies can be blocked • Ad Server/ Profilin g cookies can be blocked

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AdSubtract: Screen shot

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GalaxySpy

GalaxySpy is a program that lets you retake con trol of your I t t i

Internet experience

It allows you selectively block ads, adult-con ten t sites, m arket h fili d t ki

research, profilin g, and tracking

It detects an d blocks adware, cookies, hackers, scripts, spyware,

i d

viruses, and worm s

This program features an option al password for paren tal con trol This program features an option al password for paren tal con trol

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GalaxySpy: Screen shot

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AdsGon e Pop Up Killer

Ad G

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AdsGon e is a program that run s while you are browsin g the Web

Features:

• Blocks un wan ted popup ads

• Preven ts m essen ger service an d web page dialog ads • Blocks ban n er ads

Ads

• Blocks ban n er ads

• Kills spyware an d adware program s

• Blocks ads an d Pop-Ups when usin g Kazaa,

Morpheus, Gator, or Chat program s like ICQ, MSN, AIM or Trillian

AIM, or Trillian

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AdsGon e Pop Up Killer:

Screen shot

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An ti-PopUp

An ti-PopUp for IE is a sm all program that autom atically stops a spon sor's pop-ups

It does n ot require that you add each pop up win dow to a list It does n ot require that you add each pop-up win dow to a list

Al A tiP U d t t ll i d th

Also AntiPopUp does not stop all new windows as they occur

It uses the sm art iden tification en gin e which recogn izes spon sor's pop-up It uses the sm art iden tification en gin e, which recogn izes spon sor s pop up win dows an d closes them autom atically

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An ti-PopUp: Screen shot

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Pop Up Police

Pop Up Police is a popup blocker that will keep your In tern et surfin g experien ce en tertain in g

It gives total con trol over Pop Ups an d Ban n er Ads, with It gives total con trol over Pop Ups an d Ban n er Ads, with extra Security Con trol for protection again st sn eak attack

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Pop Up Police: Screen shot

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Super Ad Blocker

Super Ad Blocker blocks all form s of advertisin g in cludin g Flash, Rich Media,

fl i lid i d d d d

fly-in, slide-in, pop-ups, pop-unders, spyware ads, and m essen ger ads

It blocks an d rem oves thousan ds of m ajor spyware/ adware application s It blocks an d rem oves thousan ds of m ajor spyware/ adware application s

In cludes advan ced privacy clean in g an d autom atic updates, so the product is f d

n ever out of date

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Super Ad Blocker: Screen shot

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An ti-AD Guard

An ti-AD Guard is a program that filters an d blocks com m ercial ban n ers from An ti AD Guard is a program that filters an d blocks com m ercial ban n ers from bein g loaded by browsers

The m ultistage defen se system guaran tees practically com plete filtration of advertisem en ts

This heuristic an alyzer allows blockin g the n ew form ats of advertisem en ts without updatin g the program

It is com patible with all popular browsers such as In tern et Explorer, FireFox, M ill O d N

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An ti-AD Guard: Screen shot

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Net Nanny

Net Nan n y con trols access to websites an d other on lin e con ten t such as In tern et-based gam es blocks file sharin g of m usic im ages an d videos an d In tern et based gam es, blocks file sharin g of m usic, im ages an d videos, and m on itors a user's In tern et activity

Net Nan n y gives con trol over In tern et con n ection Net Nan n y gives con trol over In tern et con n ection

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Net Nan n y: Screen shot 1

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CyberSieve

CyberSieve is a In tern et filterin g an d paren tal con trol software program

It allows you to con trol an d m on itor your child’s use of the In tern et

• Filter harm ful websites an d n ewsgroups

Features:

• Restrict In tern et tim e to a predeterm in ed schedule • Decide which program s can have in tern et access

• Lim it the am oun t of data that can be sen t or received to/ from your com puter • Block e-m ails, on lin e chats, in stan t m essages an d P2P con n ection s con tain ing , , g g

in appropriate words

• Set differen t levels of restriction s for every m em ber of your fam ily depen din g on their m aturity, in terests, habits, an d paren tal con trol n eeds

• Mon itor your child’s use of the In tern et, irrespective of where you are; in the

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BSafe In tern et Filter

BSafe is a In tern et filterin g software which allows you to m on itor

hild’

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I t

t

your child’s use of In tern et

Features:

• Filters un wan ted on lin e adult con ten t

Features:

• Custom ize your list of allowed Websites • Mon itors & logs chat room con versation s • Mon itors & logs In stan t Messagin g

• McAfee An ti-Virus & An ti-Spyware available py • Provides protection of person al & private data • SPAM Filter & Popup Blocker

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BSafe In tern et Fileter:

Screen shot

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Stop-the-Pop-Up Lite

Stop-the-Pop-Up Lite is a pop-up blocker that blocks all an n oyin g pop-up win dows from appearin g as you surf the web

It kills all pop ups from file sharin g program s an d the spyware/ adware that p p p g p g py / are bun dled with these peer-to-peer program s

It supports Kazaa, Kazaa Lite, Morpheus, Grokster, iMesh, Xolox, an d Direct It supports Kazaa, Kazaa Lite, Morpheus, Grokster, iMesh, Xolox, an d Direct Con n ect

kill h b d f ll d ' i ‘

It kills the new breed of pop-ups called 'Messen ger Service spam ‘

It also recogn izes an d kills hostile activeX con trols from com pan ies kn own to

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Stop-the-Pop-Up Lite:

Screen shot

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WebClean er

WebClean er is a program that preven ts an n oyin g spon sors PopUp's when you visit som e web sites

With features such as the Sm art Check Popup En gin e, With features such as the Sm art Check Popup En gin e, WebClean er can kill all kin ds of typical ads popups

It can also block an y Web con ten t (advertisin g im ages or Flashes) you do n ot wan t

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AdClean er

AdClean er is a program that blocks floatin g ads an d n ew form popups

It clean s an d auto blocks over 560 0 Adwares,Spywares

It is easy to use, default settin gs , an d hotkeys supported

• Gen eral popup ads

• Modeless dialog popup ads

Clean s all form of IE ads in cludin g:

• Win help popup ads • Un fathered popup ads • Floatin g ads

• An im ated ads

Fl h d

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• Flash ads

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Adult Photo Blan ker

Adult Photo Blan ker blan ks objection able adult

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im ages and m ovies

It m on itors In tern et activity an d protects the f h f l bj i bl

user from harm ful objection able con ten t

It is com patible with all browsers an d e-m ail p program s

It in tercepts attem pts to open files an d checks p p p them for objection able con ten t

It works with all widely used form ats of im ages

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LiveMark Fam ily

LiveMark Fam ily en ables you to block access to web sites that are

i i f hild

inappropriate for children

You can choose from two filterin g levels (un der 12 or over 12 years old) and g ( y ) also select the topics that should be filtered (porn ography, violen ce etc.)

Th filt i i d t ti ll b d th it i t b th ft

There filtering is don e autom atically based on the criteria set by the software

It has the option to override certain sites an d specifically allow or block them It has the option to override certain sites an d specifically allow or block them based on your person al preferen ce

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KDT Site Blocker

KDT Site Blocker is an easy to use tool to block y access to certain websites

It works with an y browser (IE, Firefox, Opera etc.)

It autom atically displays a gen eric ‘blocked’ page when ever a blocked site is accessed