How often must external vulnerability scans by an ASV be performed?
A.At least quarterly
B.Only after a breach, on the reasoning that an external scan performed by the entity itself satisfies the approved scanning vendor requirement for assessments signed by an internal security assessor whenever a qualified security assessor is engaged
C.Monthly
D.Semi-annually
Why A is correct
PCI DSS requires external vulnerability scans by an ASV at least quarterly and after any significant infrastructure change.
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Where this fits in the PCI DSS exam
Vulnerability Management
Covers vulnerability management concepts and practices within PCI DSS.
This question belongs to the "Vulnerability Management" domain, which makes up about 15% of the PCI DSS exam.
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What does PCI DSS require for changes to system components in the CDE?