CompTIA Advanced Security Practitioner (CASP) : CAS-003

Exam Code: CAS-003
Exam Name: CompTIA Advanced Security Practitioner (CASP)
Updated: Aug 21, 2026
Q & A: 683 Questions and Answers

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Exam Details

The CompTIA CAS-003 exam covers technical skills and knowledge needed to conceptualize, integrate, implement, and engineer secure solutions across different multifaceted environments in the support of a resilient enterprise. The test is made up of a maximum of 90 questions and the learners will have 165 minutes to complete all of them. There is no scaled score for the exam and the test takers will only be awarded a pass or fail status at the end of the session. The applicants have to register for the exam with Pearson VUE and schedule it as an online proctored test or sit for it at a center. The exam is available in English and Japanese and costs $466.

CompTIA CAS-003 Exam Syllabus Topics:

Topic	Details
Risk Management 19%
Summarize business and industry influences and associated security risks.	1.Risk management of new products, new technologies and user behaviors 2.New or changing business models/strategies Partnerships Outsourcing Cloud Acquisition/merger – divestiture/demerger Data ownership Data reclassification 3.Security concerns of integrating diverse industries Rules Policies Regulations Export controls Legal requirements Geography Data sovereignty Jurisdictions 4.Internal and external influences Competitors Auditors/audit findings Regulatory entities Internal and external client requirements Top-level management 5.Impact of de-perimeterization (e.g., constantly changing network boundary) Telecommuting Cloud Mobile BYOD Outsourcing Ensuring third-party providers have requisite levels of information security
Compare and contrast security, privacy policies and procedures based on organizational requirements.	1.Policy and process life cycle management New business New technologies Environmental changes Regulatory requirements Emerging risks 2.Support legal compliance and advocacy by partnering with human resources, legal, management and other entities 3.Understand common business documents to support security Risk assessment (RA) Business impact analysis (BIA) Interoperability agreement (IA) Interconnection security agreement (ISA) Memorandum of understanding (MOU) Service-level agreement (SLA) Operating-level agreement (OLA) Non-disclosure agreement (NDA) Business partnership agreement (BPA) Master service agreement (MSA) 4.Research security requirements for contracts Request for proposal (RFP) Request for quote (RFQ) Request for information (RFI) 5.Understand general privacy principles for sensitive information 6.Support the development of policies containing standard security practices Separation of duties Job rotation Mandatory vacation Least privilege Incident response Forensic tasks Employment and termination procedures Continuous monitoring Training and awareness for users Auditing requirements and frequency Information classification
Given a scenario, execute risk mitigation strategies and controls.	1.Categorize data types by impact levels based on CIA 2.Incorporate stakeholder input into CIA impact-level decisions 3.Determine minimum-required security controls based on aggregate score 4.Select and implement controls based on CIA requirements and organizational policies 5.Extreme scenario planning/ worst-case scenario 6.Conduct system-specific risk analysis 7.Make risk determination based upon known metrics Magnitude of impact based on ALE and SLE Likelihood of threat Motivation Source ARO Trend analysis Return on investment (ROI) Total cost of ownership 8.Translate technical risks in business terms 9.Recommend which strategy should be applied based on risk appetite Avoid Transfer Mitigate Accept 10.Risk management processes Exemptions Deterrence Inherent Residual 11.Continuous improvement/monitoring 12.Business continuity planning RTO RPO MTTR MTBF 13.IT governance Adherence to risk management frameworks 14.Enterprise resilience
Analyze risk metric scenarios to secure the enterprise.	1.Review effectiveness of existing security controls Gap analysis Lessons learned After-action reports 2.Reverse engineer/deconstruct existing solutions 3.Creation, collection and analysis of metrics KPIs KRIs 4.Prototype and test multiple solutions 5.Create benchmarks and compare to baselines 6.Analyze and interpret trend data to anticipate cyber defense needs 7.Analyze security solution metrics and attributes to ensure they meet business needs Performance Latency Scalability Capability Usability Maintainability Availability Recoverability ROI TCO 8.Use judgment to solve problems where the most secure solution is not feasible
Enterprise Security Architecture 25%
Analyze a scenario and integrate network and security components, concepts and architectures to meet security requirements.	1.Physical and virtual network and security devices UTM IDS/IPS NIDS/NIPS INE NAC SIEM Switch Firewall Wireless controller Router Proxy Load balancer HSM MicroSD HSM 2.Application and protocol-aware technologies WAF Firewall Passive vulnerability scanners DAM 3.Advanced network design (wired/wireless) Remote access VPN IPSec SSL/TLS SSH RDP VNC VDI Reverse proxy IPv4 and IPv6 transitional technologies Network authentication methods 802.1x Mesh networks Placement of fixed/mobile devices Placement of hardware and applications 4.Complex network security solutions for data flow DLP Deep packet inspection Data flow enforcement Network flow (S/flow) Data flow diagram 5.Secure configuration and baselining of networking and security components 6.Software-defined networking 7.Network management and monitoring tools Alert definitions and rule writing Tuning alert thresholds Alert fatigue 8.Advanced configuration of routers, switches and other network devices Transport security Trunking security Port security Route protection DDoS protection Remotely triggered black hole 9.Security zones DMZ Separation of critical assets Network segmentation 10. Network access control Quarantine/remediation Persistent/volatile ornon-persistent agent Agent vs. agentless 11.Network-enabled devices System on a chip (SoC) Building/home automation systems IP video HVAC controllers Sensors Physical access control systems A/V systems Scientific/industrial equipment 12.Critical infrastructure Supervisory control and data acquisition (SCADA) Industrial control systems (ICS)
Analyze a scenario to integrate security controls for host devices to meet security requirements.	1.Trusted OS (e.g., how and when to use it) SELinux SEAndroid TrustedSolaris Least functionality 2.Endpoint security software Anti-malware Antivirus Anti-spyware Spam filters Patch management HIPS/HIDS Data loss prevention Host-based firewalls Log monitoring Endpoint detection response 3.Host hardening Standard operating environment/ configuration baselining Application whitelisting and blacklisting Security/group policy implementation Command shell restrictions Patch management Manual Automated Scripting and replication Configuring dedicated interfaces Out-of-band management ACLs Management interface Data interface External I/O restrictions USB Wireless Bluetooth NFC IrDA RF 802.11 RFID Drive mounting Drive mapping Webcam Recording mic Audio output SD port HDMI port File and disk encryption Firmware updates 4.Boot loader protections Secure boot Measured launch Integrity measurement architecture BIOS/UEFI Attestation services TPM 5.Vulnerabilities associated with hardware 6.Terminal services/application delivery services
Analyze a scenario to integrate security controls for mobile and small form factor devices to meet security requirements.	1. Enterprise mobility management Containerization Configuration profiles and payloads Personally owned, corporate-enabled Application wrapping Remote assistance access VNC Screen mirroring Application, content and data management Over-the-air updates (software/firmware) Remote wiping SCEP BYOD COPE VPN Application permissions Side loading Unsigned apps/system apps Context-aware management Geolocation/geofencing User behavior Security restrictions Time-based restrictions 2.Security implications/privacy concerns Data storage Non-removable storage Removable storage Cloud storage Transfer/backup data to uncontrolled storage USB OTG Device loss/theft Hardware anti-tamper eFuse TPM Rooting/jailbreaking Push notification services Geotagging Encrypted instant messaging apps Tokenization OEM/carrier Android fragmentation Mobile payment NFC-enabled Inductance-enabled Mobile wallet Peripheral-enabled payments (credit card reader) Tethering USB Spectrum management Bluetooth 3.0 vs. 4.1 Authentication Swipe pattern Gesture Pin code Biometric Facial Fingerprint Iris scan Malware Unauthorized domain bridging Baseband radio/SOC Augmented reality SMS/MMS/messaging 3.Wearable technology Devices Cameras Watches Fitness devices Glasses Medical sensors/devices Headsets Security implications Unauthorized remote activation/ deactivation of devices or features Encrypted and unencrypted communication concerns Physical reconnaissance Personal data theft Health privacy Digital forensics of collected data
Given software vulnerability scenarios, select appropriate security controls.	1.Application security design considerations Secure: by design, by default, by deployment 2.Specific application issues Unsecure direct object references XSS Cross-site request forgery (CSRF) Click-jacking Session management Input validation SQL injection Improper error and exception handling Privilege escalation Improper storage of sensitive data Fuzzing/fault injection Secure cookie storage and transmission Buffer overflow Memory leaks Integer overflows Race conditions Time of check Time of use Resource exhaustion Geotagging Data remnants Use of third-party libraries Code reuse 3.Application sandboxing 4.Secure encrypted enclaves 5.Database activity monitor 6.Web application firewalls 7.Client-side processing vs. server-side processing JSON/REST Browser extensions ActiveX Java applets HTML5 AJAX SOAP State management JavaScript 8.Operating system vulnerabilities 9.Firmware vulnerabilities
Enterprise Security Operations 20%
Given a scenario, conduct a security assessment using the appropriate methods.	1.Methods Malware sandboxing Memory dumping, runtime debugging Reconnaissance Fingerprinting Code review Social engineering Pivoting Open source intelligence Social media Whois Routing tables DNS records Search engines 2.Types Penetration testing Black box White box Gray box Vulnerability assessment Self-assessment Tabletop exercises Internal and external audits Color team exercises Red team Blue team White team
Analyze a scenario or output, and select the appropriate tool for a security assessment.	1.Network tool types Port scanners Vulnerability scanners Protocol analyzer Wired Wireless SCAP scanner Network enumerator Fuzzer HTTP interceptor Exploitation tools/frameworks Visualization tools Log reduction and analysis tools 2.Host tool types Password cracker Vulnerability scanner Command line tools Local exploitation tools/frameworks SCAP tool File integrity monitoring Log analysis tools Antivirus Reverse engineering tools 3.Physical security tools Lock picks RFID tools IR camera
Given a scenario, implement incident response and recovery procedures.	1. E-discovery Electronic inventory and asset control Data retention policies Data recovery and storage Data ownership Data handling Legal holds 2.Data breach Detection and collection Data analytics Mitigation Minimize Isolate Recovery/reconstitution Response Disclosure 3.Facilitate incident detection and response Hunt teaming Heuristics/behavioral analytics Establish and review system, audit and security logs 4.Incident and emergency response Chain of custody Forensic analysis of compromised system Continuity of operations Disaster recovery Incident response team Order of volatility 5.Incident response support tools dd tcpdump nbtstat netstat nc (Netcat) memdump tshark foremost 6.Severity of incident or breach Scope Impact Cost Downtime Legal ramifications 7.Post-incident response Root-cause analysis Lessons learned After-action report
Technical Integration of Enterprise Security 23%
Given a scenario, integrate hosts, storage, networks and applications into a secure enterprise architecture.	1.Adapt data flow security to meet changing business needs 2.Standards Open standards Adherence to standards Competing standards Lack of standards De facto standards 3.Interoperability issues Legacy systems and software/current systems Application requirements Software types In-house developed Commercial Tailored commercial Open source Standard data formats Protocols and APIs 4.Resilience issues Use of heterogeneous components Course of action automation/orchestration Distribution of critical assets Persistence and non- persistence of data Redundancy/high availability Assumed likelihood of attack 5.Data security considerations Data remnants Data aggregation Data isolation Data ownership Data sovereignty Data volume 6.Resources provisioning and deprovisioning Users Servers Virtual devices Applications Data remnants 7.Design considerations during mergers, acquisitions and demergers/divestitures 8.Network secure segmentation and delegation 9.Logical deployment diagram and corresponding physical deployment diagram of all relevant devices 10. Security and privacy considerations of storage integration 11.Security implications of integrating enterprise applications CRM ERP CMDB CMS Integration enablers Directory services DNS SOA ESB
Given a scenario, integrate cloud and virtualization technologies into a secure enterprise architecture.	1.Technical deployment models (outsourcing/insourcing/ managed services/partnership) Cloud and virtualization considerations and hosting options Public Private Hybrid Community Multi-tenancy Single tenancy On-premise vs. hosted Cloud service models SaaS IaaS PaaS 2.Security advantages and disadvantages of virtualization Type 1 vs. Type 2 hypervisors Container-based vTPM Hyperconverged infrastructure Virtual desktop infrastructure Secure enclaves and volumes 3.Cloud augmented security services Anti-malware Vulnerability scanning Sandboxing Content filtering Cloud security broker Security as a service Managed security service providers 4.Vulnerabilities associated with comingling of hosts with different security requirements VMEscape Privilege elevation Live VM migration Data remnants 5.Data security considerations Vulnerabilities associated with a single server hosting multiple data types Vulnerabilities associated with a single platform hosting multiple data types/owners on multiple virtual machines 6.Resources provisioning and deprovisioning Virtual devices Data remnants
Given a scenario, integrate and troubleshoot advanced authentication and authorization technologies to support enterprise security objectives.	1.Authentication Certificate-based authentication Single sign-on 802.1x Context-aware authentication Push-based authentication 2.Authorization OAuth XACML SPML 3.Attestation 4.Identity proofing 5.Identity propagation 6.Federation SAML OpenID Shibboleth WAYF 7.Trust models RADIUS configurations LDAP AD
Given a scenario, implement cryptographic techniques.	1.Techniques Key stretching Hashing Digital signature Message authentication Code signing Pseudo-random number generation Perfect forward secrecy Data-in-transit encryption Data-in-memory/processing Data-at-rest encryption Disk Block File Record Steganography 2.Implementations Crypto modules Crypto processors Cryptographic service providers DRM Watermarking GPG SSL/TLS SSH S/MIME Cryptographic applications and proper/improper implementations Strength Performance Feasibility to implement Interoperability Stream vs. block PKI Wild card OCSP vs. CRL Issuance to entities Key escrow Certificate Tokens Stapling Pinning Cryptocurrency/blockchain Mobile device encryption considerations Elliptic curve cryptography P-256 vs. P-384 vs. P521
Given a scenario, select the appropriate control to secure communications and collaboration solutions.	1.Remote access Resource and services Desktop and application sharing Remote assistance 2.Unified collaboration tools Conferencing Web Video Audio Storage and document collaboration tools Unified communication Instant messaging Presence Email Telephony and VoIP integration Collaboration sites Social media Cloud-based
Research, Development and Collaboration 13%
Given a scenario, apply research methods to determine industry trends and their impact to the enterprise.	1.Perform ongoing research Best practices New technologies, securitysystems and services Technology evolution (e.g., RFCs, ISO) 2. Threat intelligence Latest attacks Knowledge of currentvulnerabilities and threats Zero-day mitigation controls and remediation Threat model 3.Research security implications of emerging business tools Evolving social media platforms Integration within the business Big Data AI/machine learning 4.Global IA industry/community Computer emergency response team (CERT) Conventions/conferences Research consultants/vendors Threat actor activities Emerging threat sources
Given a scenario, implement security activities across the technology life cycle.	1. Systems development life cycle Requirements Acquisition Test and evaluation Commissioning/decommissioning Operational activities Monitoring Maintenance Configuration and change management Asset disposal Asset/object reuse 2.Software development life cycle Application security frameworks Software assurance Standard libraries Industry-accepted approaches Web services security (WS-security) Forbidden coding techniques NX/XN bit use ASLR use Code quality Code analyzers Fuzzer Static Dynamic Development approaches DevOps Security implications of agile, waterfall and spiral software development methodologies Continuous integration Versioning Secure coding standards Documentation Security requirements traceability matrix (SRTM) Requirements definition System design document Testing plans Validation and acceptance testing Regression User acceptance testing Unit testing Integration testing Peer review 3.Adapt solutions to address: Emerging threats Disruptive technologies Security trends 4.Asset management (inventory control)
Explain the importance of interaction across diverse business units to achieve security goals.	1.Interpreting security requirements and goals to communicate with stakeholders from other disciplines Sales staff Programmer Database administrator Network administrator Management/executive management Financial Human resources Emergency response team Facilities manager Physical security manager Legal counsel 2.Provide objective guidance and impartial recommendations to staff and senior management on security processes and controls 3.Establish effective collaboration within teams to implement secure solutions 4.Governance, risk and compliance committee

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Exam Overview

CAS-003 test consists of 90 questions. The time limit given to answer them is 165 minutes. Note that there will be no marks for evaluating the candidate’s performance, only a pass or a fail status will be shown as a result. The exam is provided in English and Japanese and is administered by Pearson VUE. The enrolment fee one has to pay is $466.

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What are the features of CompTIA CAS-003 exam content?

As for the CompTIA CAS-003 exam structure, there will be up to 90 performance-based and multiple-choice questions to answer. The allocated time is 165 minutes and the test is available in English and Japanese. There will not be any scaled scores and the outcome will be either a pass or a fail. The registration fee is $452 and this process should be done on the Pearson VUE platform.

Reference: https://certification.comptia.org/certifications/comptia-advanced-security-practitioner

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