Dell EMC D-SF-A-24 Dell Security Foundations Achievement Exam Practice Test

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Total 20 questions
Question 1

The cybersecurity team performed a quantitative risk analysis on A .R.T.I.E.'s IT systems during the risk management process.

What is the focus of a quantitative risk analysis?



Answer : D

Quantitative risk analysis in cybersecurity is a method that uses objective and mathematical models to assess and understand the potential impact of risks. It involves assigning numerical values to the likelihood of a threat occurring, the potential impact of the threat, and the cost of mitigating the risk. This approach allows for a more precise measurement of risk, which can then be used to make informed decisions about where to allocate resources and how to prioritize security measures.

The focus of a quantitative risk analysis is to provide risk acumens, which are insights into the level of risk associated with different threats. This is achieved by calculating the potential loss in terms of monetary value and the probability of occurrence. The result is a risk score that can be compared across different threats, enabling an organization to prioritize its responses and resource allocation.

For example, if a particular vulnerability in the IT system has a high likelihood of being exploited and the potential impact is significant, the quantitative risk analysis would assign a high-risk score to this vulnerability. This would signal to the organization that they need to address this issue promptly.

Quantitative risk analysis is particularly useful in scenarios where organizations need to justify security investments or when making decisions about risk management strategies. It provides a clear and objective way to communicate the potential impact of risks to stakeholders.

In the context of the Dell Security Foundations Achievement, understanding the principles of quantitative risk analysis is crucial for IT staff and application administrators. It aligns with the topics covered in the assessment, such as security hardening, identity and access management, and security in the cloud, which are all areas where risk analysis plays a key role123.


Question 2

A .R.T.I.E. has an evolving need, which was amplified during the incidents. Their complex and dispersed IT environments have thousands of users, applications, and resources to manage. Dell found that the existing Identity and Access Management was limited in its ability to apply expanding IAM protection to applications beyond the core financial and human resource management application. A .R.T.I.E. also did not have many options for protecting their access especially in the cloud. A .R.T.I.E. were also not comfortable exposing their applications for remote access.

Dell recommended adopting robust IAM techniques like mapping out connections between privileged users and admin accounts, and the use multifactor authentication.

The Dell Services team suggest implementing a system that requires individuals to provide a PIN and biometric information to access their device.

Which type of multifactor authentication should be suggested?



Answer : A

The recommended multifactor authentication (MFA) type for A .R.T.I.E., as suggested by Dell Services, is A. Something you have and something you are. This type of MFA requires two distinct forms of identification: one that the user possesses (something you have) and one that is inherent to the user (something you are).

Something you have could be a physical token, a security key, or a mobile device that generates time-based one-time passwords (TOTPs).

Something you are refers to biometric identifiers, such as fingerprints, facial recognition, or iris scans, which are unique to each individual.

By combining these two factors, the authentication process becomes significantly more secure than using any single factor alone. The physical token or device provides proof of possession, which is difficult for an attacker to replicate, especially without physical access. The biometric identifier ensures that even if the physical token is stolen, it cannot be used without the matching biometric input.


The use of MFA is supported by security best practices and standards, including those outlined by the National Institute of Standards and Technology (NIST).

Dell's own security framework likely aligns with these standards, advocating for robust authentication mechanisms to protect against unauthorized access, especially in cloud environments where the attack surface is broader.

In the context of A .R.T.I.E.'s case, where employees access sensitive applications and data remotely, implementing MFA with these two factors will help mitigate the risk of unauthorized access and potential data breaches. It is a proactive step towards enhancing the organization's security posture in line with Dell's strategic advice.

Question 3

The cybersecurity team must create a resilient security plan to address threats. To accomplish this, the threat intelligence team performed a thorough analysis of the A .R.T.I.E. threat landscape. The result was a list of vulnerabilities such as social engineering, zero-day exploits, ransomware, phishing emails, outsourced infrastructure, and insider threats.

Using the information in the case study and the scenario for this question, which vulnerability type exposes the data and infrastructure of A.R.T.I.E .?



Answer : D


Question 4

An external A .R.T.I.E. user requires access to sensitive resources and data.

Which authentication technique should be best recommended to provide access to this business user?



Answer : C

Multifactor Authentication (MFA) Definition: MFA requires users to provide multiple forms of identification before gaining access to a resource1.

Security Enhancement: MFA enhances security by combining something the user knows (like a password), something the user has (like a smartphone), and something the user is (like a fingerprint)1.

Protection Against Unauthorized Access: This method protects against unauthorized access by ensuring that even if one factor (like a password) is compromised, the attacker still needs the other factors to gain access1.

Compliance with Regulations: MFA helps organizations comply with various regulations and cloud security controls, which is essential for A .R.T.I.E. as they move to the public cloud1.

Dell's Commitment to MFA: Dell's own security guidelines emphasize the importance of MFA, reflecting their commitment to safeguarding data integrity and providing an additional layer of security during the sign-in process1.

MFA is particularly suitable for A .R.T.I.E.'s scenario because it provides robust security for accessing sensitive resources and data, which is crucial for external users who may not be within the secure internal network1.


Question 5

Which framework should be recommended to A .R.T.I.E. to enhance the overall security and resilience of their critical infrastructure, and outline methods to reduce their cybersecurity risk?



Answer : A

Based on the case study provided and the requirements for A .R.T.I.E., the most suitable framework to enhance the overall security and resilience of their critical infrastructure, and to outline methods to reduce their cybersecurity risk would be:

A . NIST CSF

The NIST Cybersecurity Framework (CSF) is recommended for A .R.T.I.E. to enhance security and resilience. The NIST CSF provides guidelines for organizations to manage cybersecurity risks in a structured and prioritized manner12.

Identify: A .R.T.I.E. can use the NIST CSF to identify its digital assets, cybersecurity policies, and the current threat landscape1.

Protect: Implement protective technology to ensure that critical infrastructure services are not disrupted1.

Detect: Use the framework to implement advanced detection processes to quickly identify cybersecurity events1.

Respond: Develop and implement appropriate activities to take action regarding a detected cybersecurity incident1.

Recover: Plan for resilience and to restore any capabilities or services that were impaired due to a cybersecurity incident1.

The NIST CSF aligns with A .R.T.I.E.'s need for a secure migration to the public cloud and addresses the need for a holistic security capability that ensures security across the organization2. It also supports the Zero Trust model, which is crucial for A .R.T.I.E.'s open platform nature1.


Question 6

During the analysis, the threat intelligence team disclosed that attackers not only encrypted files, but also attempted to encrypt backups and shared, networked, and cloud drives.

Which type of ransomware is used for this attack?



Answer : B

Double Extortion Ransomware: This type of ransomware not only encrypts files but also attempts to encrypt backups and shared, networked, and cloud drives1.

Attack Method: Attackers first exfiltrate sensitive data before encrypting it, then threaten to release the data if the ransom is not paid, hence the term 'double extortion'1.

Impact on Organizations: This method increases the pressure on the victim to pay the ransom, as they face the risk of their sensitive data being published or sold1.

Prevention and Response: Organizations should implement robust backup strategies, including offsite and offline backups, and have an incident response plan that includes dealing with ransomware and data breaches1.

Double extortion ransomware attacks are particularly dangerous because they combine the threat of data encryption with the threat of data exposure, significantly increasing the potential damage to the victim organization1.


Question 7

The security team recommends the use of User Entity and Behavior Analytics (UEBA) in order to monitor and detect unusual traffic patterns, unauthorized data access, and malicious activity of A .R.T.I.E. The monitored entities include A .R.T.I.E. processes, applications, and network devices Besides the use of UEBA, the security team suggests a customized and thorough implementation plan for the organization.

What are the key attributes that define UEBA?



Answer : A

User Analytics: UEBA systems analyze user behavior to establish a baseline of normal activities and detect anomalies12.

Threat Detection: By monitoring for deviations from the baseline, UEBA can detect potential security threats, such as compromised accounts or insider threats12.

Data Analysis: UEBA solutions ingest and analyze large volumes of data from various sources within the organization to identify suspicious activities12.

Behavioral Analytics: UEBA uses behavioral analytics to understand how users typically interact with the organization's systems and data12.

Machine Learning and Automation: Advanced machine learning algorithms and automation are employed to refine the analysis and improve the accuracy of anomaly detection over time12.

UEBA is essential for A .R.T.I.E. as it provides a comprehensive approach to security monitoring, which is critical given the diverse and dynamic nature of their user base and the complexity of their IT environment12.


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Total 20 questions