Adware: Definition Adware is simply an application that displays advertisements while it is running. Adware is advertising supported software. Adware contains a disclosure statement in the End User License Agreement stating its intentions.
Adware: Hazards Installs separate advertising components on your system that downloads ads and wastes system resources even after the associated program is removed. Some applications connect to ad servers over the Internet and consume network bandwidth while potentially compromising the security of your info.
Adware: Solutions Install and run anti-adware tools like Ad-Aware.
Spyware: Definition Spyware is a generic term describing software whose purpose is to collect demographic and usage information (name, email address, website visits) from your computer, usually for advertising and marketing purposes. Spyware gathers the information covertly without the user’s knowledge.
Spyware: Hazards Install separate components on your system as well, but records keystrokes and other information which can contain sensitive materials like username & password, credit card numbers, etceteras. The spyware uses routines to mail out these logs and activities via email or posting it to a certain page on the web, so attackers can view them at anytime.
Spyware: Solutions Install and run anti-spyware software like Spybot.
Malware: Definition Malware, or malicious software, is any software developed for the purpose of doing harm to a computer system. Malware is the most dangerous of these programs since it has the potential to destroy one’s computer system.
Malware: Hazards Worms and viruses can self-replicate and are usually hidden in executable files or parts of applications that can cause extensive damage to a computer system. A trojan horse is harmful code disguised as a legitimate program that can cause malfunctions in a system and even allow a stranger to overtake your computer.
Malware: Solutions Install and run antivirus software and use a firewall to prevent them from gaining access.
Motivation Due to the prominence and severity in network security caused by these types of applications, a network administrator should know how to catch and remove these programs before they have the chance of compromising a system’s security.
What you will do in the lab Adware –Program an adware application. Spyware –Use Email SpyPro to send duplicate copies of all email to another address. –Use Etherscout to record and analyze traffic on a network. Malware –Show the risks in Malwhere. Prevention –Google Toolbar use to prevent the above. –Spy Doctor