THE SURFACE WEB
Consists of webpages with static URL.
Once detected, the URL is added to that search engine`s
database and can become a result in a query or search of that
Can be detected by search engine crawler
Content of the web page remains the same
Can be changed hard coding HTML
The home page of google-
Result of a search in a website(precisely in database)
It changes with the changes in the database
It is generated on the basis of the query of the user
A search for the topic “Deep Web” in wikipedia
WHAT IS DEEP WEB?
Hidden Web and Invisible Web
It is inaccessible to ordinary search engines and
consequently, to most users.
Contains searchable databases that can only be
reached by a direct query or a specialized search
This information is contained in dynamic webpages
that are generated upon request to a database .It has
no persistent or static URL.
EVOLUTION OF DEEP WEB
Early Days: static html pages, crawlers can easily reach
In mid-90’s: Introduction of dynamic pages, that are generated
as a result of a query.
In 1994: Jill Ellsworth used the term “Invisible Web” to refer to
In 200: Bergman coined it as “Deep Web”
SIZE OF THE DEEP WEB
550 billion documents.
500 times the content of the Surface Web.
An internet search typically searches 0.03% of available
DEEP WEB CONSISTS OF
Downloadable files and spreadsheets
Image and multi-media files
Various file formats such as .pdf
Lots of government information
Network which is restricted access
It is mainly used for illegal peer-to-peer file sharing
Your identity is hidden
The onion router or browser
Access to the deep web
It secures ur IP address
One can convert their money into Bitcoin using different sites.
We would like to
special thanks to
Utsav Pathak and