COMPUTER THREATS SECURITY
TYPES OF COMPUTER SECURITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A computer program that attaches itself to another computer program and attempts to spread itself to other computers when files are exchanged.
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A computer that is controlled by a hacker who uses it to launch attacks on other computer systems.
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A program that attempts to travel between systems through network connections to spread infections.
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None of the above
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Detailed explanation-1: -In computing, a zombie is a computer connected to the Internet that has been compromised by a hacker via a computer virus, computer worm, or trojan horse program and can be used to perform malicious tasks under the remote direction of the hacker.
Detailed explanation-2: -A zombie is a computer or device infected with malware that is controlled remotely by a hacker. Zombies may be used to launch online attacks or send spam or phishing emails to infect other devices. A large group of these zombies is known as a botnet.
Detailed explanation-3: -What is a zombie? In computing, a zombie is a computer connected to a network that has been compromised by a hacker, a virus or a Trojan. It can be used remotely for malicious tasks. Most owners of zombie computers do not realize that their system is being used in this way, hence the comparison with the living dead.
Detailed explanation-4: -A bot, in this case, is a device infected by malicious code, which then becomes part of a network, or net, of infected machines all controlled by a single attacker or attack group. A bot is sometimes called a zombie, and a botnet is sometimes referred to as a zombie army.
Detailed explanation-5: -A zombie PC is also called a bot – and a collection of individual bots is a botnet. The network of computers can reach enormous dimensions – sometimes thousands or even millions of zombies are combined into a network. BredoLab, one of the biggest botnets, comprises over 30 million separate devices.