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Exam 7: Digital Security

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Question 41

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Hackers can use ports to communicate with devices in botnets.

A) True
B) False

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Question 42

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Once you have installed antivirus software, you don't typically need to keep it running full time in the background.

A) True
B) False

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Question 43

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An original message or file that has not yet been encrypted is referred to as ciphertext.

The most common types of PUPs and PUAs are toolbars and alternative browsers.

__________ changes an originating address or a destination address to redirect the flow of data between two parties.

Which of the following can be used to block unauthorized access while allowing authorized communications on a device or network?

All Android devices automatically encrypt data stored on the device when a user activates the login password.

This type of security transforms a message or data file in such a way that its contents are hidden from unauthorized readers.

Password entropy is a measure in _____ of a password's unpredictability.

Antivirus software cannot be expected to block threats that do not arrive in the form of malware.

Brute force attacks methodically try every possible password until the correct one is found.

A computer _______ is a self-replicating, self-distributing program designed to carry out unauthorized activity on a victim's device.

________ is a mass-mailing scam that masquerades as a message from a legitimate source.

___________ locks a device and then requests payment for an unlocking code.

A network utility called ______________ produces a detailed list of open ports on a device.

A ______________ exploit usually begins with a virus warning and an offer to disinfect the infected device.

MITM (man-in-the-middle) attacks include which of the following?

____________ is a term for a person who devises and carries out a scam in order to accomplish a goal.

A social engineering scam called ___________ is when a victim is promised a large sum of money in exchange for the temporary use of a bank account.

Spam accounts for approximately ______ of all email.