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PCI SSC QSA_New_V4 Exam Syllabus Topics:
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NEW QUESTION # 38
Where can live PANs be used for testing?
- A. Pre-production (test) environments only it located outside the CDE.
- B. Production (live) environments only.
- C. Pre-production environments thatare located within the CDE.
- D. Testing with live PANs must only be performed in the OSA Company environment.
Answer: C
Explanation:
Testing with Live PANs
* PCI DSS Requirement 6.4.3 requires that live PANs (Primary Account Numbers) only be used in secure and controlled environments within the CDE.
* Pre-production environments located within the CDE must adhere to all PCI DSS requirements for security and monitoring.
Prohibited Uses
* Testing with live PANs in environments outside the CDE violates PCI DSS. Only simulated data should be used in less secure testing environments.
Incorrect Options
* Option A: Production environments are for real transactions, not testing.
* Option B: Test environments outside the CDE are insecure for live PANs.
* Option D: The QSA environment is irrelevant to the organization's CDE testing controls.
NEW QUESTION # 39
Could an entity use both the Customized Approach and the Defined Approach to meet the same requirement?
- A. No, because a single approach must be selected.
- B. No, because only compensating controls can be used with the Defined Approach.
- C. Yes, if the entity uses no compensating controls.
- D. Yes, if the entity is eligible to use both approaches.
Answer: D
Explanation:
PCI DSS allows an entity touse both Defined and Customized Approaches, including for different sub- requirements of the same primary requirement,as long as they are eligible and justified. Entities might use the Defined Approach for standard controls and the Customized Approach where flexibility is needed.
* Option A:Incorrect. PCI DSS explicitly allows mixed use per Requirement 8 guidance.
* Option B:Incorrect. Compensating controls are separate from the Customized Approach.
* Option C:Incorrect. Eligibility is not based solely on the absence of compensating controls.
* Option D:Correct. Mixed approaches are allowed if eligibility requirements are met.
Reference:PCI DSS v4.0.1 - Appendix D and Requirement 8 overview.
NEW QUESTION # 40
Assigning a unique ID to each person is intended to ensure?
- A. Individual users are accountable for their own actions.
- B. Shared accounts are only used by administrators.
- C. Strong passwords are used for each user account.
- D. Access is assigned to group accounts based on need-to-know.
Answer: A
Explanation:
According toRequirement 8.2.1, PCI DSS mandates that all users be assigned aunique IDbefore accessing system components or cardholder data. This ensuresaccountability, enabling identification of actions taken by each user.
* Option A:#Incorrect. Password strength is addressed underRequirement 8.3, not unique ID.
* Option B:#Incorrect. Shared accounts areprohibitedregardless of admin status.
* Option C:#Correct. Unique IDs ensure thateach user's actions can be traced.
* Option D:#Incorrect. Group accounts are discouraged in favour of individual accountability.
NEW QUESTION # 41
If disk encryption is used to protect account data, what requirement should be met for the disk encryption solution?
- A. The decryption keys must be associated with the local user account database.
- B. Access to the disk encryption must be managed independently of the operating system access control mechanisms.
- C. The disk encryption system must use the same user account authenticator as the operating system.
- D. The decryption keys must be stored within the local user account database.
Answer: B
Explanation:
According toRequirement 3.5.1.2, whendisk-level encryptionis used (e.g., full disk encryption), access control must beseparate from the operating systemto prevent unauthorised users from bypassing controls by booting the system.
* Option A:#Correct. Disk encryption must useindependent authentication mechanisms.
* Option B:#Incorrect. Sharing authentication with the OSviolates independence.
* Option C:#Incorrect. Association with local accounts may not ensure separate access control.
* Option D:#Incorrect. Key storage within user accounts is not secure or compliant.
NEW QUESTION # 42
Where an entity under assessment is using the customized approach, which of the following steps is the responsibility of the assessor?
- A. Derive testing procedures and document them in Appendix E of the ROC.
- B. Document and maintain evidence about each customized control as defined in Appendix E of PCI DSS.
- C. Perform the targeted risk analysis as per PCI DSS requirement 12.3.2.
- D. Monitor the control.
Answer: A
Explanation:
Under theCustomized Approach, assessors are responsible forderiving and documenting the testing proceduresinAppendix E of the Report on Compliance (ROC). The assessor must ensure the controlmeets the requirement objectiveand validate it throughcustom testing.
* Option A:#Incorrect. Ongoing monitoring is the entity's responsibility, not the assessor's.
* Option B:#Correct. The assessor must derive anddocument testingin Appendix E.
* Option C:#Incorrect. The entity documents control details; the assessor documents test results.
* Option D:#Incorrect. Theentitymust perform the targeted risk analysis, not the assessor.
Reference:PCI DSS v4.0.1 - Appendix D (Customized Approach) and Appendix E (ROC Template).
NEW QUESTION # 43
Which of the following is true regarding internal vulnerability scans?
- A. They must be performed by an Approved Scanning Vendor (ASV).
- B. They must be performed by QSA personnel.
- C. They must be performed at least annually.
- D. They must be performed after a significant change.
Answer: D
Explanation:
Internal vulnerability scanning is addressed underRequirement 11.3.1. According to PCI DSS, internal vulnerability scansmust be conducted at least once every three monthsandafter any significant changein the environment, such as new system components, changes in network topology, firewall rule changes, or product upgrades.
* Option A:Correct. Scans must be performed after significant changes.
* Option B:Incorrect. Internal scansdo not require an ASV. ASVs are required for external vulnerability scans (Requirement 11.3.2).
* Option C:Incorrect. A QSA is not required to perform internal scans. They can be performed by qualified internal staff or third-party providers.
* Option D:Incorrect. Internal scans arerequired quarterly, not annually.
NEW QUESTION # 44
What does the PCI PTS standard cover?
- A. Development of strong cryptographic algorithms.
- B. End-lo-end encryption solutions for transmission of account data.
- C. Secure coding practices for commercial payment applications.
- D. Point-of-Interaction devices used to protect account data.
Answer: D
Explanation:
PCI PIN Transaction Security (PTS) Standard:
* The PCI PTS standard focuses on securing Point-of-Interaction (POI) devices, such as payment terminals, that process payment card transactions and protect account data during capture.
Clarifications on Covered Areas:
* This standard includes specifications for physical and logical security controls to prevent unauthorized access to sensitive cardholder data on POI devices.
Invalid Options:
* B:Secure coding practices are addressed by PCI PA-DSS (Payment Application Data Security Standard).
* C:Cryptographic algorithm development is not specific to PCI PTS.
* D:End-to-end encryption solutions are not covered under PCI PTS.
NEW QUESTION # 45
Which of the following meets the definition of "quarterly" as Indicated In the description of timeframes used In PCI DSS requirements?
- A. At least once every 95-97 days
- B. Occurring at some point in each quarter of a year.
- C. On the 1st of each fourth month.
- D. On the 15th of each third month.
Answer: B
Explanation:
Definition of Quarterly:
* PCI DSS defines "quarterly" as occurring once within each calendar quarter. This means the activity must happen at least once in Q1, Q2, Q3, and Q4, with no rigid restrictions on specific days.
Clarification on Other Options:
* B:While 95-97 days approximates a quarter, it is not mandated as a rigid timeframe.
* C/D:Fixed dates (e.g., 15th or 1st of specific months) are not prescribed in PCI DSS.
NEW QUESTION # 46
Which statement about the Attestation of Compliance (AOC) is correct?
- A. The AOC must be signed by either the merchant/service provider or the QSA/ISA.
- B. The same AOC template is used W ROCs and SAQs.
- C. The AOC must be signed by both the merchant/service provider and by PCI SSC.
- D. There are different AOC templates for service providers and merchants.
Answer: D
Explanation:
Attestation of Compliance (AOC):
* The AOC is a document that confirms an entity's compliance with PCI DSS requirements. It is signed by the entity (merchant or service provider) and the Qualified Security Assessor (QSA) if a QSA is involved.
Different AOC Templates:
* PCI DSS provides distinct templates for service providers and merchants, tailored to their respective roles and responsibilities within the cardholder data environment (CDE).
Invalid Options:
* B:PCI SSC does not sign AOCs; they are signed by the merchant/service provider and the QSA.
* C:AOCs differ between ROCs and SAQs, so the same template is not universally used.
* D:Both the merchant/service provider and the QSA/ISA (Internal Security Assessor) must sign the AOC when applicable.
NEW QUESTION # 47
Which statement is true regarding the use of intrusion detection techniques, such as intrusion detection systems and/or Intrusion protection systems (IDS/IPS)?
- A. Intrusion detection techniques are required to alert personnel of suspected compromises.
- B. Intrusion detection techniques are required to identify all instances of cardholder data.
- C. Intrusion detection techniques are required on all system components.
- D. Intrusion detection techniques are required to isolate systems in the cardholder data environment from all other systems
Answer: A
Explanation:
PCI DSS Requirement:
* Requirement 11.4 mandates the implementation of intrusion detection and/or intrusion prevention techniques to alert personnel of suspected compromises within the cardholder data environment (CDE).
Purpose of IDS/IPS:
* These systems are deployed to identify potential threats and alert relevant personnel, enabling them to take corrective actions to prevent data breaches.
Rationale Behind Correct answer:
* A:Intrusion detection is required only for in-scope components, not all system components.
* C/D:Intrusion detection systems do not perform isolation or identification of all cardholder data; they monitor for and alert on potential intrusions.
NEW QUESTION # 48
At which step in the payment transaction process does the merchant's bank pay the merchant for the purchase, and the cardholder's bank bill the cardholder?
- A. Authorization
- B. Clearing
- C. Chargeback
- D. Settlement
Answer: D
Explanation:
Thesettlement phaseis when:
* Themerchant's acquiring bank pays the merchant, and
* Theissuing bank bills the cardholder.
This occursafter authorization and clearinghave already taken place.
* Option A:#Incorrect. Authorization verifies the card and funds but doesn't trigger payment.
* Option B:#Incorrect. Clearing exchanges transaction details between banks but doesn't finalise funds.
* Option C:#Correct. Settlement is whenfunds are actually transferred.
* Option D:#Incorrect. Chargebacks reverse transactions, not settle them.
NEW QUESTION # 49
Which statement about PAN is true?
- A. It does not require protection for transmission over public wired networks.
- B. It must be protected with strong cryptography for transmission over private wireless networks.
- C. It does not require protection for transmission over public wireless networks.
- D. It must be protected with strong cryptography for transmission over private wired networks.
Answer: B
Explanation:
Requirement 4.2.1.1states that PAN must beprotected with strong cryptographywhenever transmitted overopen or public networks, includingprivate wirelesswhere security is not assured. While not allprivate wired networksrequire encryption,wirelessis generally considered untrusted.
* Option A:#Correct. PAN must be encrypted overprivate wireless networksdue to potential interception risks.
* Option B:#Incorrect. Privatewirednetworks typically don't require encryption unless they're untrusted.
* Option C & D:#Incorrect. PANalways requires protectionover public networks.
Reference:PCI DSS v4.0.1 - Requirement 4.2.1.1.
NEW QUESTION # 50
Which statement is true regarding the PCI DSS Report on Compliance (ROC)?
- A. The ROC Reporting Template and instructions provided by PCI SSC should be used for all ROCs.
- B. The assessor must create their own ROC template for each assessment report.
- C. The assessor may use either their own template or the ROC Reporting Template provided by PCI SSC.
- D. The ROC Reporting Template provided by PCI SSC is only required for service provider assessments.
Answer: A
Explanation:
PerSection 11 and 12of PCI DSS v4.0.1, assessors arerequired to use the official PCI SSC ROC Reporting Template. This ensures uniformity and completeness across all assessments. The same requirement applies to bothmerchants and service providersundergoing afull assessment (ROC).
* Option A:#Correct. PCI SSC mandates use of its official ROC template.
* Option B:#Incorrect. Custom assessor templates arenot permitted.
* Option C:#Incorrect. Assessorsmust notcreate their own templates.
* Option D:#Incorrect. The ROC template is used forbothmerchants and service providers, where applicable.
References:
PCI DSS v4.0.1 - Section 11: ROC Instructions;
PCI SSC ROC Reporting Template (available from the PCI SSC Document Library).
NEW QUESTION # 51
An LDAP server providing authentication services to the cardholder data environment is?
- A. Not in scope for PCI DSS.
- B. In scope only if it provides authentication services to systems in the DMZ.
- C. In scope only if it stores, processes or transmits cardholder data.
- D. In scope for PCI DSS.
Answer: D
Explanation:
According toPCI DSS Scope Definitions (Section 4.2.1), any system thatcan impact the security of the CDEisin scope, even if it doesn't store cardholder data. An LDAP server providing authentication to systems in the CDEdirectly affects access control, so it'sin scope.
* Option A:#Correct. Systems providingauthentication services to the CDEarein scope.
* Option B:#Incorrect. LDAP does not need to store card data to be in scope.
* Option C:#Incorrect. Influence over access security makes it in scope regardless of data processing.
* Option D:#Incorrect. Scope isn't limited to DMZ-linked systems.
Reference:PCI DSS v4.0.1 - Section 4.2.1 (System Components In Scope).
NEW QUESTION # 52
An organization has implemented a change-detection mechanism on their systems. How often must critical file comparisons be performed?
- A. At least weekly
- B. At least monthly
- C. Only after a valid change is installed
- D. Periodically as defined by the entity
Answer: A
Explanation:
PCI DSS Requirement for File Integrity Monitoring (FIM):
* Requirement 11.5 mandates the use of file integrity monitoring to detect unauthorized changes to critical files, and comparisons must be performed at least weekly unless otherwise defined and justified in the entity's risk assessment.
Purpose of Weekly Comparisons:
* Ensures timely detection of unauthorized modifications, reducing the risk of compromise.
Invalid Options:
* B/D:These timeframes are not specific to PCI DSS unless documented as part of a risk-based approach.
* C:Comparisons must occur regularly, not just after changes are installed.
NEW QUESTION # 53
Which scenario meets PCI DSS requirements for critical systems to have correct and consistent time?
- A. Each Internal system Is configured to be Its own time server.
- B. Central time servers receive time signals from specific, approved external sources.
- C. Access to time configuration settings is available to all users of the system.
- D. Each internal system peers directly with an external source to ensure accuracy of time updates.
Answer: B
Explanation:
Time Synchronization Standards:
* PCI DSS Requirement 10.4 mandates that all critical systems use a centralized time server to ensure time accuracy across systems. Approved external sources provide a reliable and consistent time signal.
Correctness and Consistency of Time:
* Using a central time server ensures uniformity of timestamps, which is critical for forensic analysis, log correlation, and monitoring activities.
Invalid Options:
* A:Internal systems acting as their own servers could lead to inconsistent timestamps.
* B:Allowing all users access to time settings poses a security risk.
* D:Peering directly with external sources bypasses centralized control, violating consistency requirements.
NEW QUESTION # 54
Which of the following statements Is true whenever a cryptographic key Is retired and replaced with a new key?
- A. The retired key must not be used for encryption operations.
- B. Cryptographic key components from the retired key must be retained for 3 months before disposal.
- C. Anew key custodian must be assigned.
- D. All data encrypted under the retired key must be securely destroyed.
Answer: A
Explanation:
Key Management Requirements:
* PCI DSS Requirement 3.6.5 specifies that when a cryptographic key is retired, it must no longer be used for encryption operations but may still be retained for decryption purposes as needed (e.g., to decrypt historical data until it is re-encrypted with the new key).
Secure Key Retirement:
* Retired keys should be securely stored or destroyed based on the organization's key management policy to prevent unauthorized access or misuse.
Reference in PCI DSS Documentation:
* Section 3.6.5 emphasizes that retired keys must be rendered inactive for further encryption while allowing use for decryption, ensuring data continuity and compliance.
NEW QUESTION # 55
Which statement about PAN is true?
- A. It does not require protection for transmission over public wired networks.
- B. It must be protected with strong cryptography for transmission over private wireless networks.
- C. It does not require protection for transmission over public wireless networks.
- D. It must be protected with strong cryptography for transmission over private wired networks.
Answer: B
Explanation:
Requirement 4.2.1.1states that PAN must beprotected with strong cryptographywhenever transmitted overopen or public networks, includingprivate wirelesswhere security is not assured. While not allprivate wired networksrequire encryption,wirelessis generally considered untrusted.
* Option A:#Correct. PAN must be encrypted overprivate wireless networksdue to potential interception risks.
* Option B:#Incorrect. Privatewirednetworks typically don't require encryption unless they're untrusted.
* Option C & D:#Incorrect. PANalways requires protectionover public networks.
NEW QUESTION # 56
Which of the following is required to be included in an incident response plan?
- A. Procedures for launching a reverse-attack on the individual(s) responsible for the security incident.
- B. Procedures for notifying PCI SSC of the security incident.
- C. Procedures for responding to the detection of unauthorized wireless access points.
- D. Procedures for securely deleting incident response records immediately upon resolution of the incident.
Answer: C
Explanation:
According toRequirement 12.10.1, an effectiveincident response plan (IRP)must include steps to detect, respond to, and contain incidents such asunauthorised wireless access points. PCI DSS11.2.1also mandates quarterly rogue AP detection.
* Option A:#Incorrect. Notification to PCI SSC is not required; notification goes toacquirers/payment brands.
* Option B:#Correct. The IRP must includeresponse to unauthorised wireless access detection.
* Option C:#Incorrect. Records must beretained, not deleted.
* Option D:#Incorrect. Retaliatory or offensive actions arenot allowed or recommended.
NEW QUESTION # 57
Which systems must have anti-malware solutions?
- A. All portable electronic storage.
- B. All CDE systems, connected systems, NSCs, and security-providing systems.
- C. Any in-scope system except for those identified as 'not at risk' from malware.
- D. All systems that store PAN.
Answer: C
Explanation:
Requirement 5.2.1.1clarifies thatanti-malware solutions are requiredonall in-scope systems,unlessthe system is evaluated asnot at risk for malware(e.g., Linux-based appliances with no Internet access). These risk evaluations must be documented and justified (5.2.3.1).
* Option A:#Incorrect. PCI DSS allows exceptions for systems not at risk.
* Option B:#Incorrect. Anti-malware applies to systems, not portable media per se.
* Option C:#Incorrect. Anti-malware scope is broader than just PAN-storing systems.
* Option D:#Correct. Systems not at risk can be excluded if justified and documented.
NEW QUESTION # 58
A sample of business facilities is reviewed during the PCI DSS assessment. What is the assessor required to validate about the sample?
- A. The number of facilities in the sample is at least 10 percent of the total number of facilities.
- B. It includes a consistent set of facilities that are reviewed for all assessments.
- C. All types and locations of facilities are represented.
- D. Every facility where cardholder data is stored is reviewed.
Answer: C
Explanation:
PerSection 6 - Sampling for PCI DSS Assessments, the assessor must ensure the sample of business facilitiesincludes all types and locations, reflecting different operational environments. The goal is to cover variations that might affect compliance, such as data centers vs. call centers, or regional differences.
* Option A:Incorrect. Each assessment may require a different sample depending on the environment.
* Option B:Incorrect. There is no fixed 10% requirement for facility sampling.
* Option C:Incorrect. A full review of every facility isn't required if representative sampling is used appropriately.
* Option D:Correct. The samplingmust include all types and locationsof facilities to be valid.
Reference:PCI DSS v4.0.1 - Section 6: Sampling for PCI DSS Assessments.
NEW QUESTION # 59
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