Adware: Adware or advertising-supported software is a kind of malware that represents advertisements to generate revenue for its creator. Adware is programmed to examine the sites that the user visits frequently and it then features related advertisements. Every adware does not have malicious intent but it still remains a threat since it harms computer performance and it can be annoying from time to time.

Spyware: It is a malware that literally spies on you, tracks your internet activities and it helps the hacked to gather information about the user’s system. Spyware is difficult to detect. Even some of the spyware like keyloggers are intentionally installed by an organization, in order to spy on the activities of their employees.

Worms: This kind of malware only eats up all the system operating files on a drive and destroys information and files saved on the host PC.

Trojan: Trojan are designed to make the user feel that they are running a safe program but this malware can steal personal and financial information and it can take over the resources of the host computer’s system files.

Ransomware: Ransomware is an advanced kind of malware. A pop-up may suddenly come to your screen showing that you have been locked out of your computer and you can only re-access it by paying off the cybercriminal.

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