COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK SECURITY AND CYBERSECURITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -It was during the 1960s when organisations first started to become more protective of their computers. During this time, there was no internet or network to worry about, so security was largely focused on more physical measures, and preventing access to people with enough knowledge about how to work a computer.
Detailed explanation-2: -The three letters in “CIA triad” stand for Confidentiality, Integrity, and Availability. The CIA triad is a common model that forms the basis for the development of security systems.
Detailed explanation-3: -Without realizing it, Kerckhoff had laid the foundations for modern cryptography, which was to make him universally recognized as the father of all computer security.
Detailed explanation-4: -Three basic security concepts important to information on the internet are confidentiality, integrity, and availability.