Soru

Zorluk: OrtaPhysical Security Controls

Match each physical security control mechanism on the left with its primary protective function or implementation objective on the right.

  • Air gapIsolates high-security systems completely from all local and external network connections.
  • Security guardProvides real-time human discretion to detect tailgating and challenge suspicious visitors.
  • BollardPrevents vehicular impact against physical building perimeters and entrance ways.
  • Smart card reader with PIN padRequires multi-factor physical authentication combining a physical token and a knowledge factor before granting access.

Cevap

Air gap matches physical isolation from network connections; Security guard matches providing real-time human discretion against tailgating; Bollard matches preventing vehicular impact; Smart card reader with PIN pad matches multi-factor physical entry authentication.
Air gaps enforce absolute physical network isolation; security guards offer dynamic human judgment to stop tailgating and monitor entry points; bollards physically obstruct vehicle ramming attempts; and smart card readers combined with PIN pads enforce multi-factor authentication (something you have plus something you know) for secure area access.

Adım Adım Çözüm

1
Identify the primary threat vector or physical barrier mechanism for each mechanism on the left.
Air gap deals with network isolation; Security guard provides human monitoring; Bollards address vehicle threats; Smart card + PIN provides two-factor access control.
Each physical security control target matches a distinct physical or operational vulnerability.
2
Match each physical control to its exact protective function.
Pair Air gap to total network disconnection, Security guard to active human anti-tailgating enforcement, Bollard to vehicle defense, and Smart card with PIN pad to multi-factor entry control.
Accurate pairing ensures correct mapping of physical controls to enterprise security goals.

Anahtar Kavram

Physical Security Controls
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