QSA_New_V4 Exam Dumps : Qualified Security Assessor V4 Exam

PCI DSSRequirement 11.5.2mandates the use of file-integrity monitoring (FIM) or change-detection tools to monitorcritical filessuch as system binaries, configuration files, and system parameters.

Option A:❌Incorrect. Manuals are not critical system files.

Option B:❌Incorrect. Regularly changing files (e.g., logs or temp files) are typically excluded.

Option C:❌Incorrect. Policies and procedures are reviewed but not subject to FIM.

Option D:✅Correct. System config and parameter files must bemonitored for unauthorised changes.

Requirement 10.5.1.1requires thataudit logs be protected from unauthorised viewing and modification, and access should berestricted to individuals with a job-related need to view them. This principle aligns with least privilege and ensures accountability.

Option A:❌Incorrect. The person who performed the action may not need to view logs.

Option B:❌Incorrect. Read/write access istoo permissive.

Option C:❌Incorrect. Not all administrators need access to logs.

Option D:✅Correct. Access should bebased on job function.

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.