Internet & Hackers

Internetand the IP for the said computer is available. The
The Internet was started in 1969. It started from localquestion is how they get a computer's number, i.e. IP
area network. Let me explain what is a local areaaddress. Here are different possible ways of stealing
network. Computers connected with each other in aor gaining access to IP address of a machine.
house or company makes a local area network. OnGenerally talking if someone has access to a
the other hand wide area network is the combinationcomputer then they can easily get it by punching a
of countless LANs, wide area networks and individualfew simple commands. The IP address can be found
machine around the world. All computers in the worldduring a chatting session. That's why Internet security is
when connected together make a network, which isthe greatest challenge for IT professionals. Spamming
known as Internet. These computers are connectedis another way of hacking a computer. In the Spam
through different ways via ISPs. Let me explain whatemails users are instructed to click on fake links and as
is an ISP. Those companies who provide Internetsoon as they click, scripts and spyware are download
service to computer users are called Internet serviceinto their computer resulting in hacking.
providers. These ISPs offer two types of connections.Hackers use different programs to scan other people
One is called slow speed or dialup and the other iscomputers to get the computer number. In that case
known as high speed. Dialup gives a maximum speedthey never know whose computer number they are
of 56 kbps. High speed connections starts from 56kpsgetting. In such cases the target computers are used
and go behind 13mps (mega bit per second). ISPsfor advertisements or identity theft. Let me explain
provide different monthly packages for this service.how identity theft happens. A computer is a powerful
Every package is priced according to the speed.tool in our life. We use it for checking emails, buy or sell
Suppose you have Internet service setup on youritems online; do our banking, schoolwork and many
computer and you turn on it on, you are already onother daily life activities. All these activities are done
Internet. Just like in real world everybody has a name,through user id and password and that is what
on Internet every computer has a unique number,hackers usually search for. After they get the unique
which is called IP (Internet Protocol) address. ThisIP number, they download programs in other people
number can be used to identify a computer. So if acomputers. One bad fact about hacking is, location,
computer in one part of the world wants to talk tothey can be local or they may be sitting in other part
another computer in the other part of the world, thatof the world. Hackers can be blocked through different
machine will be using this number to talk to the othertypes of technologies i.e. hardware and software. In
computer. That is how these computers and computerboth cases there is one main idea behind it and that
users can communicate with each other. If someoneidea is called firewall. A firewall is like a security guard
knows a computer number i.e. the IP address then heon the entrance of a building. It stops all unauthorized
or she can connect to any computer (using the rightaccess to computer. Rules are setup on fire walled
tools) specially if that computer has a week security.computers to allow or deny access through local and
Hackerswide area network.
Those computer users who gain unauthorized accessInternet is a great tool. Let's hope everybody use it for
to other people computers are called hackers. This isa better life. To me Internet is power. Long live Internet.
possible if the target computer is weak on security