The Deep Web
· Deep
Web is the part of the Internet that search engines do not reach.
· Most of the Web's
information is buried far down on dynamically generated sites, and standard
search engines do not find it. This means Traditional search engines cannot
"see" or “retrieve” content in the deep Web.
· It is also known as Deepnet,
the Invisible Web, the Undernet or the Hidden Web, and is World Wide Web content that is not part of the Surface Web,
which is indexed by
standard search engines.
Mike Bergman, founder of Bright-Planet has coined this phrase i.e. Deep Web.
· There
is a lot of information hidden in the form of websites that standard search
engines do not find because those pages do not exist until they are created
dynamically through a specific search.
· It
makes use of an anonymity network called ‘Tor’ which encrypts the data and then
distributes the small packets of data across multiple relays set-ups by users
across the world.
· These
websites with the help of Tor are launched on onion network i.e. they make use
of onion URL. You need to install Tor Browser Bundle, if you want to access
those websites which uses a special DNS server.
· "Onion Network Routing"
refers to the layers of the encryption used.
The original data, including its destination, are encrypted and re-encrypted
multiple times, and are sent through a virtual circuit comprising successive,
randomly selected Tor relays.
· The
Tor browser guides the route and in due course hops many times so as to keep
the identity of website and the user anonymous i.e. they keep the IP address
unknown.
· It
can be used by intelligence agencies for their surveillance practices as it keeps
critical and important documents private. It can also be used by government research,
military and police departments for hidden communication and safe submission of
sensitive documents to various government authorities.
Still technology is always meant for welfare
of human beings and should not be misused. Deep Web is a remarkable concept and
government regulation and controls are needed for its safe use.
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