FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -An overwriting virus is considered a malicious program that aims to infect the computer system and destroy the program. An overwriting virus destroys the code by overwriting data in the system’s memory and spreads itself to other executable files.

Detailed explanation-2: -Overwrite viruses. Some viruses are designed specifically to destroy a file or application’s data. After infecting a system, an overwrite virus begins overwriting files with its own code. These viruses can target specific files or applications or systematically overwrite all files on an infected device.

Detailed explanation-3: -By far the most common method for hackers and state-sponsored hacking organizations to spread malware is through phishing emails. Hackers have become incredibly skilled at crafting emails that trick employees into clicking on links or downloading a file that contains malicious code.

Detailed explanation-4: -Malicious code describes a broad category of system security terms that includes attack scripts, viruses, worms, Trojan horses, backdoors and malicious active content.

Detailed explanation-5: -Worm Malware – Self-replicating viruses that exploit security vulnerabilities to automatically spread themselves across computers and networks.