COMPUTER SCIENCE AND ENGINEERING
CLOUD COMPUTING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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By ensuring enough resources to make information available for all users
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By preventing unauthorized changes
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By regularly backing up the information
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By restricting access to information
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Detailed explanation-1: -Encryption is a commonly used tool to achieve confidentiality. Authentication and authorization, treated separately in the following discussion, also help with confidentiality.
Detailed explanation-2: -Applying encryption and obfuscation techniques on the cloud data will provide more protection against unauthorized usage. Confidentiality could be achieved with a combination of encryption and obfuscation.
Detailed explanation-3: -Shred All paper documents regardless of their sensitivity and lock up all sensitive documents when not in use. Share confidential information only with those who need to know. Have a written, signed, confidential non-disclosure agreement before disclosing confidential information to third parties.
Detailed explanation-4: -Confidentiality is the protection of information in the system so that an unauthorized person cannot access it. This type of protection is most important in military and government organizations that need to keep plans and capabilities secret from enemies.