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An enterprise is transitioning from a traditional perimeter-based security model to a Zero Trust Architecture (ZTA). Which combination of principles and technologies best represents a mature Zero Trust implementation?

A
B
C
D
to track
2026 Statistics

Key Facts: CASP+ Exam

45-55%

First-Attempt Pass Rate

Industry estimate

Pass/Fail

Scoring

CompTIA

90 max

Questions

CompTIA

165 min

Duration

CompTIA

$509

Exam Fee

CompTIA

DoD 8570

IAT/III IAM/III

DoD Approved

CompTIA CASP+ (SecurityX CAS-005) is an advanced cybersecurity certification for security architects and senior security engineers with 5-10 years of experience. It covers enterprise security architecture (27%), security operations (22%), security engineering (31%), and governance/risk/compliance (20%). The exam has up to 90 questions (multiple choice and performance-based) over 165 minutes with pass/fail scoring. CASP+ meets DoD 8570 IAM and IAT Level III requirements.

Sample CASP+ Practice Questions

Try these sample questions to test your CASP+ exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 197+ question experience with AI tutoring.

1An enterprise is transitioning from a traditional perimeter-based security model to a Zero Trust Architecture (ZTA). Which combination of principles and technologies best represents a mature Zero Trust implementation?
A.VPN concentrators, network segmentation VLANs, and perimeter firewalls with default-allow internal traffic
B.Software-defined perimeter (SDP), microsegmentation, continuous authentication, and least-privilege access controls
C.Single sign-on (SSO) for all applications, flat network topology, and trusted internal network zones
D.Hardware security modules (HSMs), air-gapped networks, and mandatory biometric authentication for all users
Explanation: Zero Trust Architecture operates on "never trust, always verify" principles. SDP replaces traditional VPNs by hiding infrastructure, microsegmentation limits lateral movement, continuous authentication validates identity throughout sessions, and least-privilege ensures users access only what they need. Traditional perimeter models with default-allow internal traffic contradict Zero Trust. SSO alone without additional controls is insufficient, and air-gapped networks represent an extreme isolation approach rather than Zero Trust.
2A multinational organization is implementing Secure Access Service Edge (SASE) to support remote workers and cloud-native applications. Which architectural component of SASE provides the critical security inspection point for all traffic regardless of user location?
A.On-premises next-generation firewalls at each corporate location
B.Distributed cloud-native security brokers and points of presence (PoPs)
C.Regional data centers with dedicated MPLS circuits to branch offices
D.Endpoint agents that perform all security inspection locally on devices
Explanation: SASE converges network security and WAN capabilities into a cloud-native service. Cloud-native security brokers at distributed Points of Presence (PoPs) inspect traffic close to users regardless of location, eliminating the need to backhaul traffic through central data centers. On-premises firewalls and MPLS circuits represent legacy hub-and-spoke architectures. While endpoint agents play a role, SASE relies on cloud-based inspection for comprehensive coverage without performance degradation.
3An organization is designing a defense-in-depth strategy for a multi-cloud environment spanning AWS, Azure, and GCP. Which approach best demonstrates layered security across the different cloud service models?
A.Implementing identical security controls across all cloud providers at the network layer only
B.Applying physical security controls at data centers operated by each cloud provider
C.Layering IAM controls, network security groups, encryption, application security, and monitoring appropriate to each service model (IaaS, PaaS, SaaS)
D.Relying on the cloud provider's shared responsibility model to handle all security controls
Explanation: Defense-in-depth requires multiple security layers across different attack vectors. In multi-cloud environments, controls must be adapted to each service model: IAM for identity, security groups for network segmentation, encryption for data protection, application security for workloads, and comprehensive monitoring. Identical controls across providers ignore service model differences. Physical security is provider-managed under shared responsibility, but customers must implement their portion of controls rather than relying entirely on providers.
4A security architect is designing API security for a microservices-based application handling sensitive financial data. Which combination of controls provides the strongest protection against common API vulnerabilities including broken object-level authorization and excessive data exposure?
A.API keys transmitted over HTTP and rate limiting at the load balancer
B.OAuth 2.0 with PKCE, JSON Web Tokens (JWT) with short expiration, object-level authorization checks, and response payload filtering
C.Basic authentication with username/password over HTTPS and verbose error messages for debugging
D.IP whitelisting at the perimeter firewall and API versioning for backward compatibility
Explanation: Modern API security requires strong authentication (OAuth 2.0 with PKCE prevents authorization code interception), stateless tokens (JWT with short expiration limits exposure window), explicit authorization checks at the object level (preventing IDOR vulnerabilities), and output filtering (preventing excessive data exposure). API keys over HTTP are easily intercepted, basic authentication lacks granularity, and perimeter controls alone cannot protect against application-level attacks.
5An organization is implementing Infrastructure as Code (IaC) using Terraform for cloud resource provisioning. Which security practice should be prioritized to prevent the deployment of vulnerable infrastructure configurations?
A.Manual review of all Terraform plans by senior administrators before each deployment
B.Implementing policy-as-code with tools like Open Policy Agent (OPA) or Terraform Sentinel for automated compliance checks in CI/CD pipelines
C.Restricting Terraform usage to a single administrator to maintain control over infrastructure changes
D.Storing Terraform state files in local developer machines to prevent unauthorized access
Explanation: Policy-as-code tools like OPA and Terraform Sentinel enable automated, scalable security checks that validate infrastructure configurations against security policies before deployment. Manual reviews are not scalable for modern development velocity. Restricting to a single administrator creates bottlenecks and single points of failure. Local state storage creates inconsistency, collaboration issues, and potential data loss; state should be stored in secure remote backends with locking and encryption.
6A company is designing network segmentation for a hybrid cloud environment. Which architecture provides the most granular isolation while maintaining operational efficiency for east-west traffic inspection?
A.Traditional three-tier architecture with DMZ, internal network, and database segments using physical firewalls
B.Flat network topology with host-based firewalls on each endpoint
C.Microsegmentation using software-defined networking with distributed firewalls and service mesh for inter-service communication
D.Virtual private cloud (VPC) peering between all environments with open security groups
Explanation: Microsegmentation provides granular isolation at the workload level using software-defined policies, enabling precise east-west traffic control without physical firewall bottlenecks. Service mesh adds mTLS and traffic management for microservices. Traditional three-tier architectures lack granular workload-level control. Flat networks with host-based firewalls are difficult to manage at scale. VPC peering with open security groups creates excessive trust relationships and violates least privilege.
7Which Zero Trust Architecture component is responsible for evaluating device health, user identity, and contextual signals before granting access to enterprise resources?
A.Policy Decision Point (PDP) and Policy Administration Point (PAP)
B.Policy Engine (PE) and Policy Administrator (PA)
C.Identity Provider (IdP) and Relying Party (RP)
D.Certificate Authority (CA) and Registration Authority (RA)
Explanation: In NIST SP 800-207 Zero Trust Architecture, the Policy Engine (PE) makes the ultimate access decision by evaluating trust algorithms based on identity, device health, and contextual signals. The Policy Administrator (PA) executes the PE's decisions by establishing or terminating communication paths. PDP/PAP are XACML terminology. IdP/RP handle authentication but not comprehensive trust evaluation. CA/RA manage certificates but do not make dynamic access decisions.
8An organization is migrating containerized workloads from on-premises to a multi-cloud Kubernetes environment. What is the MOST critical security consideration when designing cluster security across different cloud providers?
A.Ensuring all clusters use the same Kubernetes version for consistency
B.Implementing consistent pod security standards, network policies, and secrets management across all clusters while adapting to each provider's IAM integration
C.Using the cloud provider's default security settings to ensure compatibility
D.Running all containers with root privileges to avoid permission issues during migration
Explanation: Multi-cloud Kubernetes security requires consistent security baselines (pod security standards, network policies, secrets management) while integrating with each provider's native IAM. Different Kubernetes versions can be managed with compatible APIs. Default settings are often insecure and insufficient. Running containers as root violates least privilege and increases attack surface significantly.
9Which architectural pattern should be implemented to ensure that a compromised microservice in a service mesh cannot access sensitive data from other microservices beyond its authorized scope?
A.Implementing a monolithic architecture instead of microservices to reduce attack surface
B.Enforcing mutual TLS (mTLS) authentication, fine-grained authorization policies, and request-level authentication in the service mesh
C.Deploying all microservices on the same physical server for better visibility
D.Using unencrypted HTTP communication between services for performance monitoring
Explanation: Service mesh provides defense in depth through mTLS (mutual authentication), fine-grained authorization policies controlling which services can communicate, and request-level authentication ensuring legitimate requests. Monolithic architectures do not inherently prevent unauthorized access. Physical co-location does not provide security boundaries. Unencrypted HTTP exposes sensitive data and authentication tokens to eavesdropping.
10A security team is designing a DMZ architecture for hosting public-facing web applications. Which approach provides optimal security while maintaining availability?
A.Placing web servers directly on the internet with host-based firewalls only
B.Implementing a dual-homed DMZ with reverse proxies, WAFs, and intrusion prevention systems between external users and internal application servers
C.Hosting web applications on internal networks with direct port forwarding from the internet
D.Using NAT exclusively without additional security controls for simplicity
Explanation: A dual-homed DMZ architecture creates security zones that isolate public-facing services from internal networks. Reverse proxies handle external connections, WAFs protect against application attacks, and IPS provides inline threat detection. Direct internet exposure, port forwarding to internal networks, and NAT-only approaches fail to provide layered protection against various attack vectors and violate defense-in-depth principles.

About the CASP+ Exam

CASP+ is an advanced-level cybersecurity certification for security architects and senior security engineers. It validates advanced technical skills in enterprise security architecture, security operations, security engineering, and governance/risk/compliance. CASP+ meets DoD 8570 IAM Level III and IAT Level III requirements.

Questions

90 scored questions

Time Limit

165 minutes

Passing Score

Pass/Fail

Exam Fee

$509 USD (CompTIA / Pearson VUE)

CASP+ Exam Content Outline

27%

Security Architecture

Enterprise security architecture, Zero Trust architecture, SASE implementation, cloud/hybrid/multi-cloud security, container and serverless security, API security, infrastructure as code, security patterns and frameworks

22%

Security Operations

Security monitoring and SIEM optimization, threat intelligence and hunting, SOAR platforms, incident response coordination, digital forensics and malware analysis, EDR/XDR implementation, deception technology and honeypots

31%

Security Engineering

DevSecOps and CI/CD security, secure software development, cryptography implementation and PKI, secrets and key management, cloud security controls, IoT/OT/IIoT security, wireless and mobile security, authentication systems

20%

Governance, Risk, and Compliance

Security governance frameworks (NIST, ISO 27001, COBIT), risk management and analysis, third-party and supply chain risk, compliance management, privacy regulations, security metrics, business continuity and resilience

How to Pass the CASP+ Exam

What You Need to Know

  • Passing score: Pass/Fail
  • Exam length: 90 questions
  • Time limit: 165 minutes
  • Exam fee: $509 USD

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

CASP+ Study Tips from Top Performers

1Focus on enterprise architecture scenarios — CASP+ tests your ability to design security for complex, hybrid environments
2Master cloud security concepts including multi-cloud and hybrid cloud architectures with security controls
3Understand Zero Trust architecture principles and SASE (Secure Access Service Edge) implementation
4Practice analyzing logs and SIEM output — the exam includes performance-based security monitoring scenarios
5Study DevSecOps practices and CI/CD pipeline security integration
6Review cryptography implementation, PKI design, and certificate management at enterprise scale
7Understand risk management frameworks and how to apply quantitative and qualitative risk analysis
8Practice with hands-on labs for container security, IaC security, and cloud security controls
9Take all 200 practice questions and review explanations thoroughly, especially for incorrect answers

Frequently Asked Questions

What is the CASP+ exam format?

The CASP+ exam (CAS-005) contains up to 90 questions including multiple-choice and performance-based items. You have 165 minutes to complete the exam. It uses pass/fail scoring without a published scaled score. Performance-based questions may require you to configure security controls, analyze logs, or design security architectures in simulated environments.

What experience is recommended for CASP+?

CompTIA recommends 10 years of IT experience with at least 5 years of hands-on technical security experience. CASP+ is designed for security architects and senior security engineers, not entry-level professionals. Most successful candidates already hold Security+ and CySA+ or equivalent certifications and have enterprise security experience.

How does CASP+ compare to CISSP?

CASP+ is more technical and hands-on compared to CISSP which has a broader management focus. CASP+ focuses on implementing and architecting security solutions, while CISSP covers security management across 8 domains. CASP+ is DoD 8570 approved for IAT Level III and IAM Level III, same as CISSP. Many professionals earn both: CASP+ for technical depth, CISSP for management breadth.

What jobs can I get with CASP+?

CASP+ qualifies you for senior technical security roles: Security Architect ($140,000-200,000), Senior Security Engineer ($130,000-180,000), Security Operations Center (SOC) Manager ($120,000-170,000), Application Security Engineer ($125,000-175,000), Cloud Security Architect ($150,000-220,000), Cybersecurity Analyst III/IV ($110,000-160,000). CASP+ demonstrates advanced technical competency to employers.

How hard is the CASP+ exam?

CASP+ is considered an advanced-level exam with a 45-55% first-attempt pass rate. The exam requires deep technical knowledge across architecture, operations, engineering, and governance. Performance-based questions add complexity. The recommended experience (10 years IT, 5 years security) indicates the difficulty level. Most candidates spend 3-6 months preparing with hands-on practice.

What is the SecurityX designation?

SecurityX is CompTIA's new naming for the CASP+ certification, introduced with the CAS-005 exam. The credential is the same advanced-level certification, but the name reflects the focus on enterprise security architecture (the "X" representing architecture/cross-functional expertise). CAS-005 is the current exam version as of 2025.