1. Home
  2. Computing & Technology
  3. Wireless / Networking

Malware - Spyware, Viruses, Worms and Trojans

Common forms of malware found on computers today are spyware, viruses, worms, and trojans. All utilize computer networks to spread and do damage.
What Is a Computer Worm?
Computer worms are malicious software applications designed specifically to spread via computer networks. Worms easily penetrate most firewalls and other network security measures.
How Does Spyware Software Download Onto a Computer?
Spyware software can download onto a computer in several ways. This page explains the ways spyware software can inadvertently be downloaded from the Internet.
Free Spyware Remover for P2P Software
Spyware or adware accompanies many of the free P2P software clients. Use these free spyware remover services to remove these unwanted applications from a computer. Choosing a good free spyware removal program is just as important as choosing a good P2P program.
What Is a Botnet?
A bot is a type of malware that enables a network attacker to gain control over a computer and utilize it to launch third party attacks on the Internet.
Escape The Spyware Nightmare
"Spyware and adware are the newest threats to connected PCs. Here's how to get them off your computer--and keep them off."
How to Remove Malware
Follow these step-by-step instructions to remove viruses, trojans or worms from a computer.
"Malware: Fighting Malicious Code"
This book by network security author Ed Skoudis explores the technology behind malware and how to defense against it.
Virus
In computer networking, viruses are malicious software programs loaded onto computers inadvertently. Viruses exist on local disk drives and spread from one computer to another through sharing of infected files.
Trojan
A trojan is a network software application designed to remain hidden. Trojans can steal personal information from home or business computers and send data to a remote party via the Internet.
Spam
Spam is unsolicited commericial advertising, typically sent via Internet email.
Explore Wireless / Networking
About.com Special Features

Stay connected and entertained with reviews on tips on the latest HDTVs, cellphones and more. More >

Easy ways to connect two computers for networking purposes. More >

  1. Home
  2. Computing & Technology
  3. Wireless / Networking
  4. Home Networking
  5. Securing Your Network
  6. Spyware / Malware

©2009 About.com, a part of The New York Times Company.

All rights reserved.