| The term global village has become more realistic than | | | | The hardware components needed for a network are |
| fictional after the widespread use of the internet in all | | | | computers with network cards and nods for |
| countries in the world. What the internet does is | | | | connecting these computers with each other through |
| effectively computerizing the globe. Like many other | | | | physical connection such as cable or through electronic |
| things, the internet provides good and bad things. The | | | | signals via satellite. One will also need network and |
| consensus is that the good things far outnumber the | | | | database management software for the effective |
| bad things. But the questions posed regarding data | | | | functioning of the network. In most of the networking |
| security are serious ones. Since more and more | | | | arrangements, one computer, known as the server, |
| institutions such as military, diplomatic, and financial | | | | acts as a source and other computers act as nods of |
| institutions are relying on the internet or some other | | | | that central computer. |
| kinds of network for transferring data and streamlining | | | | Normally, there are elaborate security arrangements |
| the process, the number of people who try to misuse | | | | for preventing unauthorized persons from logging in to |
| such data is also on the rise. To prevent this various | | | | a network. Software precautions like firewall, anti-virus |
| kinds of data security measures are adopted by | | | | and anti-hacking software packages, and encryption |
| network administers. A majority of the data security | | | | technologies have been widely used. Such systems |
| measures are related to software applications. | | | | are absolutely necessary to prevent data theft and |
| Computer hardware network security options are also | | | | other malicious intentions. The problem with software |
| used. | | | | packages for network security is that such packages |
| To understand the importance of data security, | | | | will be outdated after a particular period. Hackers |
| consider the case of a bank that has branches all | | | | usually understand how to get around the software |
| over a country. For streamlining the operation, most of | | | | packages after a certain period. |
| the banks set up a private network or a network | | | | So, a computer hardware network security device is a |
| connected with the internet to transfer financial data. A | | | | better choice. Top network router manufacturing |
| person with sufficient software and hardware | | | | companies provide hardware firewall arrangement for |
| knowledge can sneak into this network without | | | | both kinds of network systems: Ethernet and wireless. |
| permission and change the data according to his or her | | | | The firewall settings can be easily adjusted. Several |
| will. Such people are nicknamed hackers. In the case | | | | companies also offer virtual private network devices |
| of a bank, since change of data means change or loss | | | | for network security. But the important thing for |
| of money, implementation of state of the art security | | | | providing watertight security for your network is that |
| measures for protecting the data is absolutely | | | | you need to constantly update the hardware and |
| essential. | | | | software requirements. |