The document discusses different types of computer malware including viruses, worms, Trojans, spyware, and adware. It describes the effects malware can have such as slowing down a computer's connection and performance, causing error messages, and preventing shutdown. Popular malware threats mentioned are Trojans, ransomware, spyware, adware, and keyloggers. The document also notes antivirus software can help protect Windows systems from malware.

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Computer
Malware

2. Types of Computer Malware
Virus
Worm
Trojan
Spyware
Adware
Spam
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3. Effects of Computer Malware
Malware causes your connection to slow down
Malware causes your computer to slow down; badly written code can cause your
computer to crash.
Malware can cause your computer to display error messages continually.
Malware could cause your computer to be incapable of shutting down or restarting as it
keeps certain processes active.
Changing of Files
Possible effect of computer viruses is random and surprising behavior.
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4. Some Popular Malware
• Trojan. Any malware that pretends to be a benign program file, then
secretly activates after installation to provide hackers system
surveillance, remote access, or the ability to damage your system.
• Ransomware. ...
• Spyware. ...
• Adware. ...
• Keylogger. ...
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5. Antivirus Windows
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