Exam Questions Flashcards
A company’s IT policy manual states that “All company computers, workstations, application servers, and mobile devices must have current versions of antivirus software.”
Which principle or concept of cybersecurity does this policy statement impact?
Operating system security
Accounting policy
Physical security
Access control policy
Operating system security
An organization’s procedures document states that “All electronic communications should be encrypted during transmission across networks using encryption standards specified in the data encryption policy.”
Which security principle is this policy addressing?
Confidentiality
Interruption
Control
Availability
Confidentiality
A company’s website policy states that “To gain access to the corporate website, each employee must provide a valid user name and password, and then answer one of six security questions accurately.”
Which type of security does the policy address?
Operations
Application
Human element
Physical
Operations
An organization notices unauthorized visitors following employees through a restricted doorway.Which vulnerability should be addressed in the organization’s security policy?
Pretexting
Phishing
Baiting
Tailgating
Tailgating
A company wants to update its access control policy. The company wants to prevent hourly employees from logging in to company computers after business hours. Which type of access control policy should be implemented?
Attribute-based
Mandatory
Discretionary
Physical
Attribute-based
A new software development company has determined that one of its proprietary algorithms is at a high risk for unauthorized disclosure. The company’s security up to this point has been fairly lax. Which procedure should the company implement to protect this asset?
Relocate the algorithm to encrypted storage.
Create multiple off-site backups of the algorithm.
Store the algorithm on highly available servers.
Transfer the algorithm onto servers in the demilitarized zone.
Relocate the algorithm to encrypted storage.
In addition to a username and corresponding password, a desktop application asks users to submit a special code. This code is produced by an application running on the users’ mobile phone.Which authentication technique is the phone application providing?
Something you have
Something you know
Something you are
Something you do
Something you have
Employees are required to swipe their access cards and then to use an iris scanner to access protected areas in the company’s data center.Which two authentication techniques are used to protect the data center?
Something you have and something you are
Something you have and something you know
Something you do and something you are
Something you know and something you do
Something you have and something you are
Which security solution can an organization deploy to prevent unauthorized external access to its internal network?
Firewall
Sniffer
IDS
VPN
Firewall
A restaurant needs to protect its customers’ credit card information.Which security standard should the restaurant follow?
PCI DSS
SOX
FERPA
FISMA
PCI DSS
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?
Application
Network
Physical
Operating system
Physical
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?
Turn on logging and auditing.
Remove all unnecessary services.
Apply the principle of least privilege.
Apply the latest software patches.
Apply the principle of least privilege.
An organization wants to prevent malware from infecting its workstations, mobile devices, and web applications.Which security tool should it implement?
Antivirus
Firewall
Fuzzer
Scanner
Antivirus
How can an operating system be hardened in accordance to the principle of least privilege?
Restrict account permissions.
Implement account auditing.
Remove unnecessary software.
Remove unneeded services.
Restrict account permissions.
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?
Limited read access only
Limited write access only
Read and limited write access
Read and write access
Read and limited write access
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?
Only allow access to those who work in the human resources department.
Only allow access to those who need access to perform their job.
Only allow access to department heads and executives.
Only allow access to those with elevated security permissions.
Only allow access to those who need access to perform their job.
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?
Limit user account privileges.
Modify the default user accounts.
Install the latest security updates.
Uninstall unnecessary software.
Limit user account privileges.
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?
Operating system hardening
Mutual authentication
Multifactor authentication
Network segmentation
Multifactor authentication
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?
Weak passwords
Tailgating
Malware infections
Pretexting
Weak passwords
A student downloads free software from a website and this software includes some malware.Which tool can locate this vulnerability?
Asymmetric encryption
Antivirus software
Access control list
Honeypot
Antivirus software
Which type of tool can be used to detect vulnerabilities in source code related to improper handling of user input?
Fuzzer
Port scanner
Sniffer
Honeypot
Fuzzer
Which tool should an application developer use to help identify input validation vulnerabilities?
A fuzzer
A sniffer
A scanner
A filter
A fuzzer
A systems administrator enables operating system logging to capture unsuccessful log in attempts. Which attack can be uncovered by reviewing such logs?
Brute force
Denial of service
Stolen password
Spear phishing
Brute force
A small IT firm is required to authenticate remote customers who access the firm’s network.Which protection technique should the IT firm employ to satisfy this requirement?
Certificates
Data encryption
File encryption
RAID
Certificates
A company has files stored on a server that are critical to the organization’s viability. The administrator has assigned the appropriate permissions to the files.How should the administrator provide additional confidentiality protection for the files at rest?
File encryption
File compression
Network encryption
Network compression
File encryption
A health company must comply with HIPAA regulations. It decides to encrypt databases that contain HIPAA information.Which resource is the health company directly trying to protect?
Application
Server
Data
Operating system
Data
At a small company, an employee makes an unauthorized data alteration.Which component of the CIA triad has been compromised?
Integrity
Confidentiality
Availability
Authenticity
Integrity
An organization plans to encrypt data in transit on a network.Which aspect of data is the organization attempting to protect?
Authenticity
Possession
Availability
Integrity
Integrity
Which aspect of the CIA triad is violated by an unauthorized database roll back or undo?
Integrity
Confidentiality
Availability
Identification
Integrity
A company’s website has suffered several denial of service (DoS) attacks and wishes to thwart future attacks.
Which security principle is the company addressing?
Availability
Confidentiality
Possession
Authenticity
Availability
An organization has a requirement that all database servers and file servers be configured to maintain operations in the presence of a failure.
Which principle of the CIA triad is this requirement implementing?
Availability
Confidentiality
Utility
Integrity
Availability
Which tool can be used to map devices on a network, along with their operating system types and versions?
Port scanner
Stateful firewall
Packet filter
Packet sniffer
Port scanner
Which web attack is a server-side attack?
SQL injection
Cross-site scripting
Cross-site request forgery
Clickjacking
SQL injection
A new start-up company has started working on a social networking website. The company has moved all its source code to a cloud provider and wants to protect this source code from unauthorized access.
Which cyber defense concept should the start-up company use to maintain the confidentiality of its source code?
File encryption
Alarm systems
Antivirus software
Account permissions
File encryption
A company has an annual audit of installed software and data storage systems. During the audit, the auditor asks how the company’s most critical data is used. This determination helps the auditor ensure that the proper defense mechanisms are in place to protect critical data.
Which principle of the Parkerian hexad is the auditor addressing?
Utility
Possession
Authenticity
Integrity
Utility
Which web attack is possible due to a lack of input validation?
SQL injection
Cross-site request forgery
Clickjacking
Extraneous files
SQL injection
Which cybersecurity term is defined as the potential for an attack on a resource?
Threat
Vulnerability
Risk
Impact
Threat
Which security type deliberately exposes a system’s vulnerabilities or resources to an attacker?
Intrusion detection
Intrusion prevention
Firewalls
Honeypots
Honeypots
An organization employs a VPN to safeguard its information.
Which security principle is protected by a VPN?
Data in motion
Data in storage
Data at rest
Data in use
Data in motion
A malicious hacker was successful in a denial of service (DoS) attack against an institution’s mail server. Fortunately, no data was lost or altered while the server was offline.
Which type of attack is this?
Interruption
Interception
Modification
Fabrication
Interruption
A company has had several successful denial of service (DoS) attacks on its email server.
Which security principle is being attacked?
Availability
Confidentiality
Integrity
Possession
Availability
A file is stored in a marketing folder and is accessible only to members of the marketing group. An attacker uses a phishing scam to gain the credentials of a user who is a member of the marketing group, and then reads the file.
Which leg of the CIA triad is being targeted?
Confidentiality
Availability
Integrity
Control
Confidentiality
An attacker performs a buffer overflow attack on an organization’s web server. The web server locks up and must be restarted to restore functionality.
Which part of the CIA triad is under attack?
a. Confidentiality
b. Integrity
c. Availability
d. Control
Availability
Some malware hides itself by replacing some system administrator commands on a server, but the server continues to function normally for its users.
Which component of the CIA triad has been compromised?
a. Integrity
b. Availability
c. Authenticity
d. Confidentiality
Integrity
Which component of the CIA triad will be impacted if an attacker cuts network cables?
a. Availability
b. Confidentiality
c. Authenticity
d. Integrity
Availability
Which two principles of the CIA triad can be violated by a fabrication attack?
a. Integrity and availability
b. Confidentiality and availability
c. Confidentiality and integrity
d. Integrity and authenticity
Integrity and availability
Which two principles of the CIA triad can be violated by an interruption attack?
a. Integrity and availability
b. Confidentiality and availability
c. Confidentiality and integrity
d. Integrity and authenticity
Integrity and availability
Which attack category targets the confidentiality of data?
a. Interception
b. Interruption
c. Modification
d. Fabrication
Interception
Which file action implements the principle of confidentiality from the CIA triad?
a. Compression
b. Hash
c. Backup
d. Encryption
Encryption
Which cyber defense concept suggests limiting permissions to only what is necessary to perform a particular task?
a. Defense in depth
b. Authorization
c. Authentication
d. Principle of least privilege
Principle of least privilege
A company institutes a new policy that “All office computer monitors must face toward employees and must face away from doorways. The monitor screens must not be visible to people visiting the office.”
Which principle of the CIA triad is this company applying?
a. Confidentiality
b. Utility
c. Integrity
d. Availability
Confidentiality
In the system room of a small company, an emergency power shut-down switch was installed right next to a light switch. As a result, employees sometimes shut down the power accidentally when they leave the data center.
Which type of control should be implemented to mitigate the risk of accidental shut down?
a. Physical
b. Logical
c. Administrative
d. Technical
Physical
A company developing and distributing open source applications realizes that attackers are copying the publicly available, open source code and inserting malware into the code.
Which type of cryptographic tool should the company use to protect the integrity of its open source applications?
a. Hash functions
b. Asymmetric cryptography
c. Symmetric cryptography
d. Block cipher
Hash functions
After considerable research, attackers directed a spear phishing attack at employees at a single bank. One employee opened a message, resulting in a breach that delivered ransomware.
Which type of control should be implemented to prevent future spear phishing attacks?
a. Mutual authentication
b. Strong passwords
c. Input validation
d. Employee training
Employee training
A bank wants to ensure user interactions with the online banking website are confidential.
Which security solution should be implemented?
a. SSH/FTP
b. VPN
c. AES
d. SSL/TLS
SSL/TLS