The terms worm, virus, and trojan are often used interchangeably, but there are some important differences between them.
A worm is a type of malicious software that is designed to replicate itself and spread across a network, usually without the user’s knowledge. It can spread quickly, as it does not require any user interaction to replicate. Worms can be used to steal data, launch denial of service attacks, or even take control of a computer.
A virus is a type of malicious software that is designed to replicate itself and attach itself to other programs or files. Unlike a worm, a virus requires user interaction to spread, such as opening an infected file or clicking on a malicious link. Viruses can be used to steal data, delete files, or even take control of a computer.
A trojan is a type of malicious software that is designed to appear as legitimate software, but is actually malicious. It is usually disguised as a legitimate program or file, and is often used to gain access to a computer system without the user’s knowledge. Trojans can be used to steal data, launch denial of service attacks, or even take control of a computer.
In summary, a worm is a type of malicious software that is designed to replicate itself and spread across a network, a virus is a type of malicious software that is designed to replicate itself and attach itself to other programs or files, and a trojan is a type of malicious software that is designed to appear as legitimate software, but is actually malicious. All three types of malicious software can be used to steal data, launch denial of service attacks, or even take control of a computer.
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