True/False
Indicate whether the
statement is true or false.
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1.
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An original message or file that has not yet been encrypted is referred to as
ciphertext.
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2.
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The single most effective security measure for digital devices is to password
protect access to them.
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3.
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Android devices automatically encrypt data stored on the device when a user
activates the login password.
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4.
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It is not possible to encrypt a Windows hard drive volume.
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5.
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OS X devices include a utility that automatically encrypts data stored
locally.
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6.
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Brute force attacks methodically try every possible password until the correct
one is found.?
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7.
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Password managers can generate unique passwords that have very good
entropy.
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8.
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In addition to replicating itself, a virus self-distributing.
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9.
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Viruses spread themselves from one device to another.
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10.
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Most trojans are not designed to replicate themselves.
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11.
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Any data entering a digital device could be malware.
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12.
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Heuristics may produce false positives that mistakenly identify a legitimate
file as malware.
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13.
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RATs can be used to create a backdoor to a victim’s device that
takes control of the device’s camera.
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14.
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A botnet has a server that is controlled by hackers.
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15.
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Correctly installed antivirus software will prevent all intrusions.
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16.
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Hackers can use ports to communicate with devices in botnets.
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17.
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The objective of a MITM attack is for a third party to block communications
between two entities.
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18.
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Social engineering attacks prey on human vulnerabilities.
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19.
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Most ISPs and email services do not use filtering techniques to block
spam.
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20.
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Blacklist and header filtering is usually performed by email clients and Webmail
services.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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21.
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Which of the following terms would best match this definition: Transforms a
message or data file in such a way that its contents are hidden from unauthorized readers.
a. | authentication | b. | encryption | c. | ciphertext | d. | decryption |
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22.
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. ?Which of the following is not an example of an authentication
protocol?
a. | password | b. | PINs | c. | fingerprint
scanner | d. | all of the above |
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23.
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Which of the following type of attack uses password-cracking software to
generate every possible combination of letters, numerals, and symbols.
a. | entropy? | b. | massive | c. | dictionary | d. | brute force |
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24.
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Which of the following is not a characteristic of a weak password?
a. | Eight characters in length and include one or more uppercase letters, numbers, and
symbols. | b. | Uses default passwords such as password, admin, system, and
guest. | c. | Any sequence that includes a user name. | d. | Use of words from a
dictionary. |
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25.
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If you feel more secure with a totally random and unique password for each of
your logins, then a(n) _______________ is an excellent option.
a. | keylogger | b. | encryption key | c. | password
manager | d. | personal firewall |
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26.
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What is the process called when an app from a source other than an official app
store is installed on a device?
a. | Side-loading | b. | Rootkit | c. | Code
injection | d. | Dropper |
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27.
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. ?Which of the following is not a characteristic of a computer
worm?
a. | self-replicating | b. | usually standalone executable
programs | c. | self-distributing | d. | spread through a process called
side-loading |
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28.
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Trojans depend on ________ to spread.
a. | self-replication | b. | social engineering | c. | rootkits | d. | code injection |
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29.
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The best defense against malware is _____________.
a. | encryption | b. | entropy | c. | antivirus
software | d. | all of the above |
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30.
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When antivirus software detects malware, which of the following would not be a
course of action you could take?
a. | Conduct a heuristic analysis. | b. | Repair the infection | c. | Put the infected
file into quarantine | d. | Delete the infected
file. |
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31.
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_____________ software shields certain applications against behaviors commonly
exhibited by intrusions.
a. | Malware | b. | Anti-exploit | c. | Antivirus | d. | Virus signature |
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32.
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A(n) __________ is a device or software that is designed to block unauthorized
access while allowing authorized communications.
a. | Netstat | b. | firewall | c. | Evil
Twin | d. | digital certificate |
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33.
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Which of the following can be used to block unauthorized access while allowing
authorized communications on a device or network?
a. | network router | b. | personal firewall | c. | hardware that uses a
NAT | d. | all of the above |
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34.
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Which of the following would be considered spyware?
a. | a keylogger | b. | firewall software | c. | Antivirus
software | d. | all of the above |
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35.
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The current method of encrypting communication between a client and a server
depends on a security protocol called _______.
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36.
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. A social engineering scam called ___________ is when a victim is promised a
large sum of money in exchange for a bank account number from which a small advance fee is
withdrawn.
a. | advance fee fraud | b. | pharming | c. | address
spoofing | d. | Evil Twin |
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37.
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Spam accounts for approximately ______ of all email.
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38.
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Which of the following is not a type of spam filter?
a. | Content | b. | Permission | c. | Blacklist | d. | Entropy |
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39.
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. ____________ is a service offered by Google that checks URLs against a list of
suspicious Web site URLs.
a. | Personal Firewall | b. | Safe Browsing | c. | Heuristic
Analysis | d. | SmartScreen Filter |
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40.
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What is the term used to describe unwanted software that installs along with the
application software that you originally downloaded and installed?
a. | RAT | b. | PUP | c. | Evil
Twin | d. | adware |
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Matching Extra Credit 5 points
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a. | Malware | b. | key | c. | bits | d. | worm | e. | strong |
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41.
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A cryptographic is a word, number, or phrase that must be known to
encrypt or decrypt data.?
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42.
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A password is difficult to hack.
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43.
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Password entropy is a measure in _______of a password’s
unpredictability.
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44.
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is a self-replicating, self-distributing program designed to carry out
unauthorized activity on a victim’s device.
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45.
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refers to any computer program designed to surreptitiously enter a digital
device.
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