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A botnet refers to a large network of computers responsible for addressing such attacks asspam, phishing, distributed denial of service, data harvesting, click fraud, and password cracking.
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Social engineering is used to take advantage of human weaknesses for computer virus transmission.
It has become more and more important to educate the users to avoid using social engineering in their computers.
It's fortunate, according to the author, that nowadays antivirus software, firewalls, and intrusion detection systems are installed effectively to prevent the computer from being attacked.
In the author's opinion, security problemsshould be examined carefully by the software designer so that serious bugs can be identified automatically and the computer is made nearly hacker proof.
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