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Zorluk: ZorPhysical Security Controls

A facilities security team is auditing physical access controls across a high-security corporate facility. Match each specialized physical security mechanism to the specific security risk it is primarily designed to mitigate.

  • Faraday cageEavesdropping and interception of electromagnetic emissions from mobile devices
  • Mantrap (Access Control Vestibule)Tailgating and piggybacking into a secure server room
  • BollardsVehicle ramming and physical perimeter breaches by hostile automobiles
  • Biometric scanner with anti-passbackReuse of valid credential tokens by unauthorized personnel immediately following an entry

Cevap

Each physical security control maps directly to its intended threat mitigation: Faraday cage mitigates electromagnetic emissions interception; Mantrap prevents tailgating/piggybacking; Bollards stop vehicle ramming attacks; Biometric scanner with anti-passback prevents credential pass-back and re-entry abuse.
Each physical security mechanism addresses a unique physical threat vector: Faraday cages block RF emissions, mantraps enforce single-person physical access, bollards prevent vehicle ramming, and anti-passback controls stop credential reuse.

Adım Adım Çözüm

1
Analyze the protection mechanism of a Faraday cage
Identified that enclosure shielding stops RF emissions.
Faraday cages block electromagnetic signals, addressing eavesdropping or RF leakage.
2
Analyze the access control features of a mantrap (vestibule)
Identified interlocking door control.
Access control vestibules limit physical entry to one authenticated person at a time to prevent tailgating.
3
Analyze the structural role of bollards
Identified vehicle barrier capabilities.
Bollards are short posts designed to block vehicular access and absorb vehicle kinetic energy.
4
Analyze anti-passback security logic on biometric/card scanners
Identified exit/entry tracking constraint.
Anti-passback prevents an authenticated user from passing access credentials back to an unauthorized person to gain entry.

Anahtar Kavram

Physical Security Controls and Threat Mitigation Functions
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