A … is often used with a firewall to hide the internal network’s IP address and present a single IP address (its own) to the outside world.

Trying to list all the servers on a network is referred to as what?

Amplifier repeaters simply boost …

How can you prevent cross-site scripting?

What is IPv6 length?

..... the target machine with so many packets that it can no longer respond to legitimate requests. It is important to be aware that this is just an illustration.

This particular piece of spyware (the 2nd Thought application) is one that downloads to your PC when you visit certain websites. It is benign in that it causes no direct harm to your system or files, nor does it gather sensitive information from your PC. However, it is incredibly annoying as it inundates your machine with unwanted ...

What does DNS mean?

There is a third method, called … scanning.

By now you are aware, in a general way, of the dangers of the Internet, and you have ........a few basic rules for protection on the Internet.

Another new type of virus has been gaining popularity in the past few years, and that is the “… virus” or, put simply, a hoax. Rather than actually writing a virus, a hacker sends an email to every address he has. The email claims to be from some well-known antivirus center and warns of a new virus that is circulating. The email instructs people to delete some file from their computer to get rid of the virus. The file, however, is not really a virus but part of a computer’s system.