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

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Total 20 questions
Question 1

Based on the information in the case study, which security team should be the most suitable to perform root cause analysis of the attack and present the proposal to solve the challenges faced by the A .R.T.I.E. organization?



Answer : B

Role of Threat Intelligence: The threat intelligence team is specialized in investigating methodologies and technologies to detect, understand, and deflect advanced cybersecurity threats1.

Root Cause Analysis: They have the expertise to analyze security events, uncover advanced threats, and provide insights into the root causes of cyberattacks1.

Solution Proposal: Based on their analysis, the threat intelligence team can propose solutions to tackle the identified vulnerabilities and enhance the security posture of A .R.T.I.E.1.

Preventive Measures: Their knowledge of the latest developments in the security landscape allows them to recommend proactive measures to prevent future attacks1.

Dell Security Foundations Achievement: The Dell Security Foundations Achievement documents emphasize the importance of threat intelligence in understanding and responding to cybersecurity incidents1.

The threat intelligence team's capabilities align with the requirements of A .R.T.I.E. to address their cybersecurity challenges effectively1.


Question 2

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 3

A Zero Trust security strategy is defined by which of the primary approaches?



Answer : D


Question 4

A R.T.I.E.'s business is forecast to grow tremendously in the next year, the organization will not only need to hire new employees but also requires contracting with third-party vendors to continue seamless operations. A .R.T.I.E. uses a VPN to support its employees on the corporate network, but the organization is facing a security challenge in supporting the third-party business vendors.

To better meet A .R.T.I.E.'s security needs, the cybersecurity team suggested adopting a Zero Trust architecture (ZTA). The main aim was to move defenses from static, network-based perimeters to focus on users, assets, and resources. Zero Trust continuously ensures that a user is authentic and the request for resources is also valid. ZTA also helps to secure the attack surface while supporting vendor access.

What is the main challenge that ZTA addresses?



Answer : C

The main challenge that Zero Trust Architecture (ZTA) addresses is the access to the corporate network for third-party vendors. ZTA is a security model that assumes no implicit trust is granted to assets or user accounts based solely on their physical or network location (i.e., local area networks versus the internet) or based on asset ownership (enterprise or personally owned)12. It mandates that any attempt to access resources be authenticated and authorized within a dynamic policy context.

A .R.T.I.E.'s business model involves contracting with third-party vendors to continue seamless operations, which presents a security challenge. The traditional VPN-based approach to network security is not sufficient for this scenario because it does not provide granular control over user access and does not verify the trustworthiness of devices and users continuously2.

Implementing ZTA would address this challenge by:

Ensuring that all users, even those within the network perimeter, must be authenticated and authorized to access any corporate resources.

Providing continuous validation of the security posture of both the user and the device before granting access to resources.

Enabling the organization to apply more granular security controls, which is particularly important when dealing with third-party vendors who require access to certain parts of the network31.

This approach aligns with the case study's emphasis on securing the attack surface while supporting vendor access, as it allows A .R.T.I.E. to grant access based on the principle of least privilege, reducing the risk of unauthorized access to sensitive data and systems4.


Question 5

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 6

In the cloud, there are numerous configuration options for the services provided. If not properly set, these configurations can leave the environment in an unsecure state where an attacker can read and modify the transmitted data packets and send their own requests to the client.

Which types of attack enable an attacker to read and modify the transmitted data packets and send their own requests to the client?



Answer : C

Verified Answer: The type of attack that enables an attacker to read and modify the transmitted data packets and send their own requests to the client is:

C . TCP hijacking

TCP Hijacking Definition: TCP hijacking is a type of cyber attack where an attacker takes control of a communication session between two entities12.

Attack Mechanism: The attacker intercepts and manipulates data packets being sent over the network, allowing them to read, modify, and insert their own packets into the communication stream1.

Impact on Security: This attack can lead to unauthorized access to sensitive data and systems, and it can be used to impersonate the victim, resulting in data breaches and other security incidents1.

Prevention Measures: Implementing security measures such as encryption, using secure protocols, and monitoring network traffic can help prevent TCP hijacking attacks1.

TCP hijacking is particularly relevant to cloud environments where misconfigurations can leave systems vulnerable. It is crucial for A .R.T.I.E. to ensure proper security configurations and adopt measures to protect against such attacks as part of their migration to the public cloud and overall cybersecurity strategy12.


Question 7

During analysis, the Dell Services team found outdated applications and operating systems with missing security patches. To avert potential cyberattacks, Dell recommends application and operating system hardening measures.

Why is security hardening important for A.R.T.I.E .?



Answer : B

Security Hardening Definition: Security hardening involves implementing measures to reduce vulnerabilities in applications and operating systems1.

Reducing Attack Surface: By updating and patching outdated applications and operating systems, A .R.T.I.E. can minimize the number of potential entry points for attackers1.

Preventing Cyberattacks: Hardening is a proactive measure to protect against potential cyberattacks by eliminating as many security risks as possible1.

Compliance with Best Practices: Security hardening aligns with industry best practices and regulatory requirements, which is essential for A .R.T.I.E.'s operations in the public cloud1.

Dell's Recommendation: Dell's Security Foundations Achievement emphasizes the importance of security hardening as a fundamental aspect of an organization's cybersecurity strategy1.

Security hardening is crucial for A .R.T.I.E. because it directly contributes to the robustness of their cybersecurity posture, ensuring that their systems are less susceptible to attacks and breaches1.


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Total 20 questions