Prepare for the PCI Qualified Security Assessor V4 Exam exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.
QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the PCI QSA_New_V4 exam and achieve success.
Which statement is true regarding the presence of both hashed and truncated versions of the same PAN in an environment?
Hashing and Truncation
PCI DSS Requirement 3.4 mandates protecting stored PAN using methods like hashing and truncation. If both versions coexist, controls must ensure they cannot be combined to reconstruct the original PAN.
Incorrect Options
Option B: Truncation is unrelated to hashed PANs.
Option C: Correlation of hashed and truncated versions to identify the PAN violates PCI DSS principles.
Option D: Coexistence of hashed and truncated PANs is permissible if proper controls are in place.
Which scenario meets PCI DSS requirements for critical systems to have correct and consistent time?
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.
Where can live PANs be used for testing?
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.
Which statement about PAN is true?
PAN Transmission Protection
PCI DSS Requirement 4.1 mandates strong cryptography for PAN during transmission over both public and private wireless networks to prevent unauthorized interception.
Incorrect Options
Options B and D: PAN protection is not required for private wired networks.
Option C: PAN must be protected during transmission over public wireless networks.
An LDAP server providing authentication services to the cardholder data environment is_____________?
Scope of PCI DSS:
PCI DSS applies to all systems that store, process, or transmit cardholder data (CHD), as well as systems that can impact the security of the CDE. An LDAP server providing authentication services is considered a connected system that could impact the security of CHD and is therefore in scope.
Clarifications on Scope:
Systems like LDAP servers that do not directly handle CHD but provide critical services to the CDE (e.g., authentication) are in scope for PCI DSS.
Invalid Options:
B/C/D: Scoping is not limited to direct storage, processing, or transmission of CHD but includes systems that could affect the CDE's security.
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