QSA_New_V4 Exam Dumps : Qualified Security Assessor V4 Exam

As specified underRequirement 11.5.2.1, comparisons of critical files (e.g., config files, executables) using change-detection mechanisms (e.g., FIM tools)must occur at least weekly. This ensures timely detection of unauthorized changes or tampering.

Option A:✅Correct. Weekly is theminimum frequencyrequired.

Option B:❌Incorrect. A defined "period" is not sufficient unless it's weekly or more frequent.

Option C:❌Incorrect. Scans should not wait for changes; they should detectunexpectedones.

Option D:❌Incorrect. Monthly is too infrequent for PCI DSS compliance.

Stateful inspection (or stateful packet filtering)tracks the state of active connections and determines which packets are part of a valid session.Requirement 1.4.2references the use of network security controls (NSCs) withstateful filteringcapability to allow legitimate trafficonly in response to trusted requests.

Option A:❌Incorrect. Firewall admin procedures are not what “stateful” refers to.

Option B:✅Correct. “Stateful responses” mean tracking existing connections toblock unauthorised or spoofed responses.

Option C:❌Incorrect. That describes configuration management, not stateful filtering.

Option D:❌Incorrect. Logging is important but not part of stateful inspection.

According toRequirement 1.2.1of PCI DSS v4.0.1, network security controls (NSCs), such as firewalls and segmentation controls, are used torestrict and control trafficbetween trusted and untrusted networks. This includes logical or physical network segmentation.

Option A:Incorrect. Anti-malware is addressed in Requirement 5.

Option B:Correct. NSCs control and restrict inbound and outbound traffic between logical and physical network segments.

Option C:Incorrect. Vulnerability management is under Requirement 6.

Option D:Incorrect. PAN encryption is covered in Requirement 3.5.