Security Overview

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question
The company network is protected by a firewall, an IDS, and tight access controls. All of the files on this protected network are copied to tape every 24 hours. The backup solution imposed on this network is designed to provide protection for what security service?
answer
Availability
question
Which of the following is not a valid concept to associate with integrity?
answer
Control access to resources to prevent unwanted access.
question
Which of the following is an example of a vulnerability?
answer
Misconfigured server
question
A user copies files from her desktop computer to a USB flash device and puts the device into her pocket. Which of the following security goals is most at risk?
answer
Confidentiality
question
By definition, which security concept ensures that only authorized parties can access data?
answer
Confidentiality
question
Cell phones with cameras and data transfer capabilities pose a risk to which security goal?
answer
Confidentiality
question
By definition, which security concept uses the ability to prove that a sender sent an encrypted message?
answer
Non-repudiation
question
When a cryptographic system is used to protect the confidentiality of data, what is actually protected?
answer
Unauthorized users are prevented from viewing or accessing the resource
question
Your computer system is a participant in an asymmetric cryptography system. You've crafted a message to be sent to another user. Before transmission, you hash the message, then encrypt the hash using your private key. You then attach this encrypted hash to your message as a digital signature before sending it to the other user. In this example, what protection does the hashing activity provide?
answer
Integrity
question
Which of the following is the correct definition of a threat?
answer
Any potential danger to the confidentiality, integrity, or availability of information or systems
question
Which of the following is an example of an internal threat?
answer
A user accidentally deletes the new product designs
question
What is the greatest threat to the confidentiality of data in most secure organizations?
answer
USB devices
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