WGU D430 Fundamentals of Information Security – In-Depth
Risk Management, Compliance & Cryptography Ultimate
Study Guide & Final Revision Pack | 2026
How can an operating system be hardened in accordance to the principle of least
privilege?
A Implement account auditing.
B Remove unneeded services.
C Restrict account permissions.
D Remove unnecessary software. - correct answer C
A company implements an Internet-facing web server for its sales force to review
product information. The sales force can also update its profiles and profile photos, but
not the product information. There is no other information on this server.
Which content access permissions should be granted to the sales force based on the
principle of least privilege?
A Read and limited write access
B Read and write access
C Limited write access only
D Limited read access only - correct answer A
A corporation has discovered that some confidential personnel information has been
used inappropriately.
How can the principle of least privilege be applied to limit access to confidential
personnel records?
A Only allow access to those with elevated security permissions.
,B Only allow access to department heads and executives.
C Only allow access to those who need access to perform their job.
D Only allow access to those who work in the human resources department. - correct
answer C
A user runs an application that has been infected with malware that is less than 24
hours old. The malware then infects the operating system.
Which safeguard should be implemented to prevent this type of attack?
A Install the latest security updates.
B Uninstall unnecessary software.
C Modify the default user accounts.
D Limit user account privileges. - correct answer D
A company was the victim of a security breach resulting in stolen user credentials. An
attacker used a stolen username and password to log in to an employee email account.
Which security practice could have reduced the post-breach impact of this event?
A Multi-factor authentication
B Operating system hardening
C Network segmentation
D Mutual authentication - correct answer A
A module in a security awareness course shows a user making use of two-factor
authentication using a hardware token.
Which security failure is being addressed by this training module?
,A Tailgating
B Pretexting
C Malware infections
D Weak passwords - correct answer D
Which tool should an application developer use to help identify input validation
vulnerabilities?
A scanner
B filter
C fuzzer
D sniffer - correct answer C
A systems administrator enables operating system logging to capture unsuccessful log
in attempts.
Which attack can be uncovered by reviewing such logs?
A Brute force
B Denial of service
C Stolen password
D Spear phishing - correct answer A
A student downloads free software from a website and this software includes some
malware.
Which tool can locate this vulnerability?
A Antivirus software
, B Asymmetric encryption
C Honeypot
D Access control list - correct answer A
Which type of tool can be used to detect vulnerabilities in source code related to
improper handling of user input?
A Fuzzer
B Port scanner
C Honeypot
D Sniffer - correct answer A
A petroleum company has a group of computers used to monitor flow of materials in the
refining process. These computers are never connected to the Internet or other
corporate network, and they host proprietary monitoring software which the company
has registered as a trade secret.
Which type of security will be able to help protect its software against theft?
A Network
B Physical
C Operating system
D Application - correct answer B
An organization wants to minimize the impact of user credential theft by ensuring that
only HR staff can access employee personal information.
Which security mechanism should it implement?
A Apply the principle of least privilege.
Risk Management, Compliance & Cryptography Ultimate
Study Guide & Final Revision Pack | 2026
How can an operating system be hardened in accordance to the principle of least
privilege?
A Implement account auditing.
B Remove unneeded services.
C Restrict account permissions.
D Remove unnecessary software. - correct answer C
A company implements an Internet-facing web server for its sales force to review
product information. The sales force can also update its profiles and profile photos, but
not the product information. There is no other information on this server.
Which content access permissions should be granted to the sales force based on the
principle of least privilege?
A Read and limited write access
B Read and write access
C Limited write access only
D Limited read access only - correct answer A
A corporation has discovered that some confidential personnel information has been
used inappropriately.
How can the principle of least privilege be applied to limit access to confidential
personnel records?
A Only allow access to those with elevated security permissions.
,B Only allow access to department heads and executives.
C Only allow access to those who need access to perform their job.
D Only allow access to those who work in the human resources department. - correct
answer C
A user runs an application that has been infected with malware that is less than 24
hours old. The malware then infects the operating system.
Which safeguard should be implemented to prevent this type of attack?
A Install the latest security updates.
B Uninstall unnecessary software.
C Modify the default user accounts.
D Limit user account privileges. - correct answer D
A company was the victim of a security breach resulting in stolen user credentials. An
attacker used a stolen username and password to log in to an employee email account.
Which security practice could have reduced the post-breach impact of this event?
A Multi-factor authentication
B Operating system hardening
C Network segmentation
D Mutual authentication - correct answer A
A module in a security awareness course shows a user making use of two-factor
authentication using a hardware token.
Which security failure is being addressed by this training module?
,A Tailgating
B Pretexting
C Malware infections
D Weak passwords - correct answer D
Which tool should an application developer use to help identify input validation
vulnerabilities?
A scanner
B filter
C fuzzer
D sniffer - correct answer C
A systems administrator enables operating system logging to capture unsuccessful log
in attempts.
Which attack can be uncovered by reviewing such logs?
A Brute force
B Denial of service
C Stolen password
D Spear phishing - correct answer A
A student downloads free software from a website and this software includes some
malware.
Which tool can locate this vulnerability?
A Antivirus software
, B Asymmetric encryption
C Honeypot
D Access control list - correct answer A
Which type of tool can be used to detect vulnerabilities in source code related to
improper handling of user input?
A Fuzzer
B Port scanner
C Honeypot
D Sniffer - correct answer A
A petroleum company has a group of computers used to monitor flow of materials in the
refining process. These computers are never connected to the Internet or other
corporate network, and they host proprietary monitoring software which the company
has registered as a trade secret.
Which type of security will be able to help protect its software against theft?
A Network
B Physical
C Operating system
D Application - correct answer B
An organization wants to minimize the impact of user credential theft by ensuring that
only HR staff can access employee personal information.
Which security mechanism should it implement?
A Apply the principle of least privilege.
