What are the worst computer viruses?

What are the worst computer viruses?

Mdef infects all Classic Mac OS versions from 4.1 to 6. Part macro virus and part worm. Melissa, a MS Word-based macro that replicates itself through e-mail. Mydoom was the world’s fastest spreading computer worm to date, surpassing Sobig, and the ILOVEYOU computer worms, yet it was used to DDoS servers.

Can a virus ruin your computer?

A virus can damage programs, delete files and reformat or erase your hard drive, which results in reduced performance or even crashing your system entirely. Hackers can also use viruses to access your personal information to steal or destroy your data.

What dangerous program that can damage your computer?

Harmful Software (Malware) Malware is a shortened term for “malicious software.” Malware is software designed to infiltrate or damage a computer without the owner’s consent or knowledge.

Is it illegal to infect a computer with a virus?

In the United States, the distribution of a virus that affects computers used by government or by financial institutions is a federal crime under the Computer Fraud and Abuse Act.

What damage can be caused by computer viruses?

Computer viruses are notorious for spreading quickly, and can even start infecting other computers on a network. This is why business networks in particular are especially vulnerable to attack; just one computer virus can affect an entire system, leading to system instability, malfunction, and loss of critical files.

Which of the following programs damage computer?

“Malware” is short for malicious software and used as a single term to refer to virus, spy ware, worm etc. Malware is designed to cause damage to a stand-alone computer or a networked pc. So wherever a malware term is used it means a program which is designed to damage your computer it may be a virus, worm or Trojan.

What is harmful to a computer?

Inappropriate computer use can cause muscle and joint pain, overuse injuries of the shoulder, arm, wrist or hand, and eyestrain. Children can experience particular physical and psychological problems if they play computer games too much.

What the law says about computer viruses?

It is illegal to make changes to any data stored on a computer when you do not have permission to do so. If you access and change the contents of someone’s files without their permission, you are breaking the law. This includes installing a virus or other malware which damages or changes the way the computer works.