Malware edit

What is it and how to prevent it? edit

Introduction
Malware
Types
Web threat
Virus
Macro Virus
Mobile Virus
Worm
Trojan Horse
Spyware
Adware
Crimeware
Rootkit
Backdoor
Botnet
Keystroke logging
Zombie Computer
E-mail Spam
Malvertising
Scareware
Denial-of-Service Attack
Notable Examples
Melissa Virus
ExploreZip Worm
Caribe Worm
Morris Worm (Internet Worm)
Code Red Worm
L10n Worm
Beast Trojan Horse
Removal and Prevention
OpenDNS
Network Firewall
Windows Firewall
Antivirus software
Avira
Avast!
Microsoft Security Essentials
Panda Cloud Antivirus
Ad-Aware
Spybot – Search & Destroy
CCleaner
VirusTotal.com
Windows Update
Secunia
VersionTracker
FileHippo