..... 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.

What port does POP3 use?

This virus is very interesting for multiple reasons. First, it specifically targets Macintosh computers.. What is this?

Rombertik uses the … to read user credentials to websites. It is most often sent as an attachment to an email. Perhaps even worse, in some situations it will either … the master boot record on the hard drive, making the machine unbootable, or begin encrypting files in the user’s home directory.

A … hacker is normally a law-abiding citizen, but in some cases will venture into illegal activities

Of course, just one machine in your classroom or lab that is simply pinging on your web server is not going to ......... affect the web server