There are more than 100,000
There's many kinds of viruses. The Trojan Horse is one.
The types of computer viruses are the virus, the worm and the Trojan horse.
Any kind of Trojan horse is very bad. Most Trojan viruses will take data from your computer, and send it to hackers. Eventually you can have a large problem if you do not get rid of it because people can inject viruses with it.
They are forms of viruses.
If the virus are all in the virus vault, you are safe. i would recommend running a scan for more viruses. then if there aen't any you can safly remove the viruses. but before you do, make sure they didn't infect any important files.
There are many different Trojan horse viruses, which have been written by computer hackers usually for illegal or malicious purposes.The first known Trojan Horse virus was called ANIMAL written by John Walker in 1974; it was a relatively harmless compared to more recent viruses.
very bad my friend just got one Trojan horse and within 3 days his computer just stopped working. its one big virus and has many viruses within it.
Viruses such as the Trojan Horse are only powered by magical raccons that spray rainbows out their bunghole. Not gnomes. Gnomes actually power the douchebags on this planet. Hope this helped. :]
I think the KeyLogger virus.
Trojan horse viruses and worms.
A Trojan Horse virus spreads through anyway possible, but the main way to get a Trojan horse is by downloading un-legitimate programs from the internet. What does a Black Trojan horse do: enters and exit's your computer undetected bringing in viruses from a unknown source.
A Trojan Horse virus comes into you computer, and your computer usually won't expect it. It then send many other different and horrible viruses into your comp. Look up the story of the Trojan Horse if you still don't understand.