An analyst is evaluating the implementation of Zero Trust principles within the data plane. Which of the following would be most relevant for the analyst to evaluate?
A. Secured Zones
Explanation:
In the context of implementing Zero Trust principles within the data plane, secured zones are most relevant. Zero Trust principles emphasize the need to eliminate implicit trust and enforce strict access controls. By evaluating and implementing secured zones, an organization can ensure that data is compartmentalized and that access is tightly controlled, aligning with the core tenets of Zero Trust. This approach helps to contain threats and limit lateral movement within the network, providing a strong foundation for a Zero Trust architecture.
According to the The Official CompTIA Security+ Study Guide (Exam SY0-701) 9th Edition, which is the latest edition, the Zero Trust Architecture is implemented in the CONTROL and DATA planes. The CONTROL plane has the Adaptive identity, Threat Scope Reduction, Policy-Driven Access Control and Policy Decision Point functions; while the DATA plane has the Subject, Policy Enforcement Point and Implicit Trusted Zones functions.
In the question, the key word is "...principles within the DATA PLANE,..." and only Answer B: Subject, is in the DATA within the DATA plane.
Threat Scope Reduction is also relevant as it focuses on minimizing the potential attack surface and limiting the impact of any security breach. However, Secured Zones directly implements the concept of segmentation and isolation which is a foundational element of Zero Trust architecture. So the most relevant choice is Secured Zones.
While Threat Scope Reduction (D) is important, it is a broader concept that includes multiple strategies, not specifically focused on the data plane. Secured Zones (A) directly address data plane segmentation, a key aspect of Zero Trust to prevent unauthorized lateral movement within the network.
From Dion Training:
Control Plane: Adaptive Identity, Threat Scope Reduction, Policy-Driven Access Control, and secured zones.
Data Plane: Subject/system, policy engine, policy administrator, and establishing policy enforcement points.
(I've also been trying to verify this from other locations...it's been a challenge!)
D. Threat scope reduction
Zero Trust in the data plane focuses on minimizing the attack surface by restricting access to data and resources. Threat scope reduction aligns with this principle by limiting the potential impact of a security breach. By segmenting networks, implementing micro-segmentation, and using granular access controls, organizations can reduce the scope of a potential attack.
When evaluating the implementation of Zero Trust principles within the data plane, the primary focus is on ensuring that access to data is tightly controlled based on who the subject is (identity), their role, and their permissions. Zero Trust principles require constant verification of the subject's role and access rights before allowing data access, emphasizing least privilege and context-aware decision-making.
Adaptive Identity (C): Zero Trust principles emphasize continuous authentication and authorization based on real-time context and behavior. Adaptive identity refers to the dynamic adjustment of access control based on factors such as the user's identity, location, device health, and behavior patterns. This is highly relevant in the data plane as it ensures that even after initial authentication, access is continuously reassessed based on changing conditions, aligning with Zero Trust's goal of not trusting any entity, inside or outside the network, by default.
The most relevant option for evaluating the implementation of Zero Trust principles within the data plane would be:
A. Secured zones
Explanation: In a Zero Trust model, "secured zones" involve segmenting and isolating data and resources to minimize unauthorized access and limit the lateral movement of threats. This approach aligns with the core Zero Trust principle of assuming no implicit trust and enforcing strict access controls within the data plane. By focusing on secured zones, the analyst would be evaluating how data and resources are isolated and protected within the network, ensuring that sensitive areas are protected and access is tightly controlled.
The most relevant option for evaluating the implementation of Zero Trust principles within the data plane would be:
A. Secured zones
Explanation: In a Zero Trust model, "secured zones" involve segmenting and isolating data and resources to minimize unauthorized access and limit the lateral movement of threats. This approach aligns with the core Zero Trust principle of assuming no implicit trust and enforcing strict access controls within the data plane. By focusing on secured zones, the analyst would be evaluating how data and resources are isolated and protected within the network, ensuring that sensitive areas are protected and access is tightly controlled.
'A' - secured zones aligns closely with the Zero Trust approach of limiting access on the data plane to reduce potential attack surfaces and mitigate risks
Zero Trust focuses on the principle of "never trust, always verify," and it emphasizes minimizing the attack surface and reducing the scope of potential threats. Within the data plane (which handles the flow of data across a network), threat scope reduction is particularly important because it involves minimizing access to data and services based on strict verification and least-privilege principles.
Threat scope reduction is a critical component of Zero Trust because it reduces the areas within a network where threats could potentially spread, making it harder for malicious actors to move laterally within the environment. It limits access to only what is necessary for each user or service, ensuring that any compromised component doesn’t expose unnecessary parts of the system.
Secured zones are a concept
related to the control plane, which is the part of the network that makes routing and switching decisions.
Subject role is a concept related to the identity plane, which is the part of the network that authenticates and
authorizes users and devices. Adaptive identity is a concept related to the policy plane, which is the part of the
network that defines and enforces the security policies and rules.
Threat scope reduction is most relevant in the data plane when implementing Zero Trust principles, as it focuses on limiting the attack surface and controlling how data is accessed and what data is exposed. This aligns with the goal of reducing potential threats within the data layer, which is critical to securing sensitive data under Zero Trust principles.
B because...
Zero Trust occurs in the DATA plane (which the question is asking for) and the CONTROL plane (which it is not asking for).
Control Plane: Adaptive identity, Threat Scope Reduction, Policy-Driven Access Control, Secured Zones
Data Plane: Subject/system, policy engine, policy administrator, and establishing policy encforcement plans
Subject is the only answer, it's not A, A is control plane.
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