Computer Networks

The security in the Internet comes if becoming each time plus one indispensable politics. The great net became without a doubt a rich source of information and entertainment, through it can be communicated with some people in different places, be attended videos, be heard musics, be lowered archives with easiness. However, the navigation sins in what the privacy says respect. The great happened threats of the Internet worry as many companies as well as the common users use who it as half of research and entertainment. These calls ' ' plagues virtuais' ' they at risk place the privacy and the integrity of our information. Such plagues spread through the corporative nets and Internet, invading the systems exploring its vulnerable points. It enters the known threats more are: Virus: capable programs of if spreading and infectar archives of the system, many of them are destructive; Spyware: software spy who collects information personal as passwords and names of user sends and them for one third without its permission knowledge; Adwares: softwares that they show not requested announcements and that they cause ' ' travamento' ' of the computer; Spams: messages sent without the assent of the addressee, generally, with commercial purpose.

But, let us not be despaired! Forms of if protecting or at least diminishing invasions and infections for these plagues exist. Measures as to keep systems antiviruses always brought up to date and one firewall configured well can prevent bigger damages. The security guarantee is proportional to the degree of instruction and information of the user of the system. a time that the implementation of one efficient politics of protection is almost impossible considering the amount of data that pass through in the net, and still, leading in consideration that the power of these imminences that infectam computers and cause in them upheavals can so be or more powerful than the proper tools of protection, the way for better protection is the proper care that the user will have when using the computer and its tools. One good form of if protecting are always to remain themselves well informed and to be cautious when sailing for the Internet preventing showy announcements and unscrupulous messages that probably are used artifices to spread ' ' pragas' '. Not to open e-mails of strangers or with suspected ponographic subjects, as: ' ' The girl of the moment nua' ' or ' ' Dias&#039 is rich in few; '. Moreover, to have the care to manually type the address in the bar of addresses when will be to use a banking service on-line and even though to attempt against the details as ' ' cadeadinho' ' in the bar of status of the had access page. Diego Cardoso Kings: Juliane Santiago Hisses: Academics of 2 year of Systems of Information of the UEG of Itabera