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Soru

Zorluk: KolaySecurity Program Elements and Physical Access Controls

A network administrator needs to prevent unauthorized individuals from physically entering a wiring closet containing core network switches and patch panels. Which mechanism directly serves as a physical access control for this facility?

  1. Smart card proximity reader paired with an electronic door latchCevap
  2. B
    Extended IPv4 access control list applied to the gateway router
  3. C
    Centralized AAA server using TACACS+ for administrative user authentication
  4. D
    Port security configured on access switch ports with sticky MAC address learning

Cevap

The smart card proximity reader paired with an electronic door latch is a physical access control mechanism.
Physical access controls are measures taken to prevent unauthorized personnel from gaining physical proximity or entry to network infrastructure. A smart card proximity reader paired with an electronic door latch physically blocks unauthorized individuals from entering the wiring closet.

Adım Adım Çözüm

1
Identify the security domain required by the scenario
The requirement focuses on preventing physical entrance to a telecommunications room containing physical hardware.
Physical access control measures guard physical assets, facilities, and hardware against unauthorized human entry.
2
Differentiate physical controls from technical/logical controls
Smart card door readers, biometric scanners, physical locks, mantraps, and security guards are physical access controls. ACLs, TACACS+, and port security are technical network controls.
Technical controls govern logical data pathways and device authentication, while physical controls restrict tangible movement and physical interaction.

Anahtar Kavram

Physical Access Control vs. Technical Access Control
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Konular

Security Program Elements and Physical Access Controls

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