2. Contents
Introduction
 Web
 Surface Web
 Hidden Web
o Deep Web
o Dark Web
How it works
What is available here
Why couldn’t Police arrest them

3. Introduction
 Web:
What is the searching ability of Google
Google can show only 10% of whole data
The data size of deep web is more than 500
times than the data size
of Surface web

4. Introduction
 Surface Web:
 Search engine uses crawler
 Uses html tag to find out
 Admin sends request
 Robot execution protocol
 Dynamic sites force to fulfil
some conditions
 Disconnected sites
 Flash format is out of
searching

5. Hidden Web:
Deep Web:
Starts in 1994 as Hidden Web and from 2001 it started to
introduce as Deep web
Used by Defence, Revolutionary , Hackers, Governments
To use the net anonymously and to make a deal with
criminals
To avoid the hard online sensor ship of various country

6. Dark Web:
Created by using the
concept of Deep Web
Most dirty side of
internet

7. How it works
The Onion Router (Tor):
The main web portal to surface on hidden web
It encrypts users data and uses free Sarver
Impossible to trace the user
Available in any kind of PC, MAC, Android etc.
It has no search engine, so it uses Wiki, BBS(Bulletin Board System)
The sites of Deep Web are different from Surface Web
These sites doesn’t follow any kind of rules
Without the knowledge of programming, networking, proxy etc., it’s difficult
to visit these sites
They never use dot com domain that’s why they are out of www network
They use bit net, onion, free net etc. domain
They use dot onion in their address

9. What is available here
WikiLeaks are from Deep Web
Latest edition of any kind of book
Illegal Porn and banned videos
Home delivery service of Drugs
Main users are addicted people
Terrorist continue their training here
All kind of guns, bombs are available
It provides anonymous chatting service
Piracy of music and film
Serial killer, Porn stars are available here

10. Silk Road:
The most famous black market place
According to Forbs statistics, here the
amount of selling and buying of last
year is 22 million dollar
80% discount for Microsoft, Apple
products
Famous drugs
Different database for different users
1 Bit coin = 9 US dollar
Surface web shows 1% hacking
technique which is leaked from Deep
web
Most risky zone, that’s why user
should think two times before moving
each step on hidden web

11. Why police couldn’t arrest them
Onion network which was
used only by US Navy
Tor browser
Tor browser and Free server
encrypts the users data
It uses various layers and
that’s why it is called onion
Almost impossible to trace
the user

13. Founder of
Silk Road was
arrested by FBI
Dark users are
trying to open
Silk Road 2.0

14. Md. Nazmus Shakib (Robin)
Email: robin.labib@gmail.com
Twitter: @mozrobin
Linkedin:
www.linkedin.com/in/nazmus-
shakib-robin
Facebook:
www.facebook.com/nazmusshakib.ro
bin
THANK YOU !!